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Location: Pakistan; Philippines; Mexico; Colombia; South Africa; India About Huzzle At Huzzle, we connect exceptional talent with top opportunities at leading companies across the UK, US, Canada, Europe, and Australia. Our clients include fast-growing startups, SaaS platforms, and digital-first businesses. Unlike traditional outsourcing models, you are placed directly with a client as an in-house team member, contributing to impactful, real-world products. Role Type: Full-time Engagement: Independent Contractor About the Company Our client is a fast-growing performance marketing agency that helps direct-to-consumer (DTC) brands scale profitably through Paid Media, Conversion Rate Optimization (CRO), creative strategy, and conversion-focused publisher networks. Acting as an extension of their clients’ in-house growth teams, they specialize in rapid testing, high-converting funnels, and data-driven experimentation to drive measurable revenue growth. Job Summary We're looking for a detail-oriented QA Engineer to join one of our growing client teams. This is an excellent opportunity for someone passionate about software quality, testing best practices, and delivering exceptional user experiences. You'll work closely with developers, product managers, and designers to ensure applications meet the highest standards before release. Whether you specialize in manual testing, automated testing, or both, you'll play a key role in identifying issues, improving product reliability, and helping build software that customers love. Key Responsibilities Design, execute, and maintain comprehensive test plans and test cases. Perform manual functional, regression, integration, exploratory, and user acceptance testing. Develop and maintain automated test scripts where applicable. Identify, document, prioritize, and track software defects. Work closely with software engineers to reproduce and resolve bugs. Participate in sprint planning, backlog grooming, and release planning. Validate new features, enhancements, and bug fixes before deployment. Perform API testing and verify backend functionality. Test web, mobile, and cloud-based applications across multiple browsers and devices. Collaborate with product and engineering teams to improve overall software quality. Contribute to continuous improvement of QA processes, documentation, and testing standards. Monitor application performance and usability during testing. Support production releases and perform post-release validation. Requirements 2+ years of experience in Software Quality Assurance (QA) or Software Testing. Strong understanding of the Software Development Life Cycle (SDLC), Software Testing Life Cycle (STLC), and Agile/Scrum methodologies. Experience performing both manual and automated testing across web, mobile, or SaaS applications. Proficiency with QA and testing tools such as Selenium, Cypress, Playwright, Appium, Postman, Swagger, JMeter, TestRail, Zephyr, Xray, Jira, Azure DevOps, Git, GitHub, GitLab, Jenkins, GitHub Actions, Docker, BrowserStack, and similar industry-standard platforms. Familiarity with programming or scripting languages such as JavaScript, TypeScript, Java, Python, C#, or SQL. Experience testing APIs, databases, cross-browser functionality, performance, and cloud-based applications using modern QA tools and frameworks. Strong analytical, troubleshooting, and problem-solving skills with exceptional attention to detail. Excellent written and verbal communication skills, with the ability to collaborate effectively with cross-functional engineering and product teams. Comfortable working independently in a fully remote, fast-paced environment. Nice to have: experience testing SaaS or mobile applications (iOS/Android), accessibility (WCAG), security or penetration testing, AI-assisted testing tools, distributed remote teams, and an ISTQB certification. Benefits 💰 Competitive salary based on experience and seniority 🚀 Work on impactful, user-facing products with a global reach 📈 Clear career progression in a high-growth tech environment 🌎 Fully remote role with an international team. 🎓 Access to ongoing learning and professional development. 🤝 Collaborative engineering culture with modern development practices.

Location: Tallinn, Estonia Workplace: Hybrid Sensor Tower’s digital intelligence platform provides unparalleled insight into market trends, advertising, competitor’s strategies, and consumer/user audience across mobile, web, and gaming. Sensor Tower’s insights are trusted by more than 2,500 enterprises worldwide across tech, retail/commerce, entertainment/media, gaming, consumer packaged goods and finance. Role Summary: As a Frontend Engineer at Sensor Tower, you will not only build features, you will define how we build them. You will take ownership of major technical components, ensuring our applications are scalable, maintainable, and fast. In our lean and flat organization, your voice will shape the technical direction of our product, helping us deliver an intuitive, fluid user experience that helps our customers understand the digital ecosystem.   Fulfill your potential with us: - Architect and deliver complex, scalable frontend systems that are simple and effective, removing unnecessary complexity from our codebase. - You will partner with Product Managers to co-author requirements and shape the scope, ensuring engineering feasibility is considered during ideation, not just execution. - Lead technical decision-making for medium-to-large scoped features, taking responsibility for the successful delivery of value to the customer, not just the completion of tickets. - Mentor junior and mid-level engineers through code reviews, pair programming, and by instilling quality-first habits across the team. - Take ownership of the frontend stack by proactively identifying bottlenecks, technical debt, or systemic issues and driving the initiatives to fix them. - Advocate for and drive best practices in React, TypeScript, and web performance optimization across the engineering organization. - Collaborate deeply with Data Science and Backend Engineers to ensure seamless data flow and end-to-end system reliability, and use these partnerships to progressively expand your expertise across the full stack.   What we are interested in:   - 4+ years of software engineering experience with a deep specialization in modern JavaScript, TypeScript, and React. - Proven ability to architect complex state management. While our stack relies on TanStack Query, React Router and Zustand, we value engineers who understand the principles and can adapt expertise from other libraries like Redux, MobX, NextJS. - You can design systems that handle complexity without becoming complicated, prioritizing long-term maintainability. - Experience elevating the skills of peers. You don't just review their code; you teach patterns and best practices. - Competence in writing robust and efficient unit and integration tests using frameworks like Jest or Playwright. - Deep understanding of web performance, browser internals, and optimization techniques for data-heavy applications. - A "Product Owner" mindset. You care deeply about the "why" behind every feature, viewing code as a tool to solve real user problems. You are comfortable pushing back on requirements and proposing alternative solutions that drive better business outcomes and user experiences.   Extra Credit:   - Experience in data visualization and analytics (handling large datasets, heavy DOM manipulation with libraries like Highcharts). - A portfolio, GitHub history, or technical writing that demonstrates clean code, an eye for design, and the ability to solve complex architectural challenges. - Familiarity with back end frameworks Ruby on Rails/Angular and different types of DBs (Clickhouse, Mongo, Postgres) - Knowledge of AI-driven coding tools and models as we encourage leveraging AI to enhance coding efficiency and unlock creative potential   Blog Posts Read more about some of our Technical challenges here (written by members of our engineering team): https://sensortower.com/blog/how-we-scaled-to-thousands-of-sidekiq-workers     About Sensor Tower Sensor Tower is a global provider of digital intelligence solutions, empowering companies to understand consumer behavior and market performance across mobile apps, digital platforms, and gaming ecosystems. Headquartered in San Francisco, Sensor Tower's insights are trusted by more than 2,500 enterprises worldwide.   Founded in 2013, Sensor Tower’s market insights have helped marketers, app developers, and gaming leaders demystify the mobile app ecosystem with visibility into usage, engagement, and paid acquisition strategies. Today, Sensor Tower’s digital market insights platform has expanded to include Gaming, Web, Audience, and Digital Advertising Insights, helping global leaders understand market trends and their competitor’s strategies and audiences across the entire digital ecosystem.   Why Sensor Tower? Our flexible work environment allows employees to live in greater connection with the people, places, and activities they love! Global Teams Sensor Tower has a global presence, with teams across the world and available in most time zones, including North America, Europe, Middle East, Africa, APAC and LATAM. We maintain regional offices in SF, LA, NY, London, Singapore, Beijing, Seoul, Tokyo and Vancouver. Our benefits include: - Flexible time off so employees can shape their time away from work. - Health and wellness stipend to achieve and maintain a healthy lifestyle through physical and mental fitness. - Wi-Fi Allowance. - Monthly internet stipend and a one-time $500 home office stipend.   We are committed to equal employment opportunities regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, and veteran status. We will consider qualified applicants with arrest and conviction records. If you have a disability or special need, please do not hesitate to let us know and we'll do our best to accommodate. Fraud warning: It's common for scammers to create positions that look legitimate on other sites. To ensure your submission is considered, only apply for positions at Sensor Tower through our company website or through posts directly associated with Sensor Tower company profiles on sites such as LinkedIn, Indeed, BuiltIn or Hackajob. At no point will Sensor Tower ever ask for money, credit card, or bank account information to complete a job application. Communications received from Sensor Tower are only sent by e-mail addresses ending in sensortower.com http://sensortower.com. All Sensor Tower interviews will be conducted via phone or Zoom. At no time will a conversation be moved to an alternative email outside of sensortower.com http://sensortower.com or text. Should an issue arise that you feel we should be aware of, please contact us. Please provide your resume when applying. To all recruitment agencies: Sensor Tower does not accept third party resumes. Please do not send resumes to our jobs alias, Sensor Tower employees or any other organization location. Sensor Tower is not responsible for any fees related to unsolicited resumes. Sensor Tower will not pay any third-party agency or company that does not have a signed agreement with Sensor Tower. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Location: London, UK Workplace: Hybrid Sensor Tower’s digital intelligence platform provides unparalleled insight into market trends, advertising, competitor’s strategies, and consumer/user audience across mobile, web, and gaming. Sensor Tower’s insights are trusted by more than 2,500 enterprises worldwide across tech, retail/commerce, entertainment/media, gaming, consumer packaged goods and finance. Role Summary: As a Frontend Engineer at Sensor Tower, you will not only build features, you will define how we build them. You will take ownership of major technical components, ensuring our applications are scalable, maintainable, and fast. In our lean and flat organization, your voice will shape the technical direction of our product, helping us deliver an intuitive, fluid user experience that helps our customers understand the digital ecosystem.   Fulfill your potential with us: - Architect and deliver complex, scalable frontend systems that are simple and effective, removing unnecessary complexity from our codebase. - You will partner with Product Managers to co-author requirements and shape the scope, ensuring engineering feasibility is considered during ideation, not just execution. - Lead technical decision-making for medium-to-large scoped features, taking responsibility for the successful delivery of value to the customer, not just the completion of tickets. - Mentor junior and mid-level engineers through code reviews, pair programming, and by instilling quality-first habits across the team. - Take ownership of the frontend stack by proactively identifying bottlenecks, technical debt, or systemic issues and driving the initiatives to fix them. - Advocate for and drive best practices in React, TypeScript, and web performance optimization across the engineering organization. - Collaborate deeply with Data Science and Backend Engineers to ensure seamless data flow and end-to-end system reliability, and use these partnerships to progressively expand your expertise across the full stack.   What we are interested in:   - 4+ years of software engineering experience with a deep specialization in modern JavaScript, TypeScript, and React. - Proven ability to architect complex state management. While our stack relies on TanStack Query, React Router and Zustand, we value engineers who understand the principles and can adapt expertise from other libraries like Redux, MobX, NextJS. - You can design systems that handle complexity without becoming complicated, prioritizing long-term maintainability. - Experience elevating the skills of peers. You don't just review their code; you teach patterns and best practices. - Competence in writing robust and efficient unit and integration tests using frameworks like Jest or Playwright. - Deep understanding of web performance, browser internals, and optimization techniques for data-heavy applications. - A "Product Owner" mindset. You care deeply about the "why" behind every feature, viewing code as a tool to solve real user problems. You are comfortable pushing back on requirements and proposing alternative solutions that drive better business outcomes and user experiences.   Extra Credit:   - Experience in data visualization and analytics (handling large datasets, heavy DOM manipulation with libraries like Highcharts). - A portfolio, GitHub history, or technical writing that demonstrates clean code, an eye for design, and the ability to solve complex architectural challenges. - Familiarity with back end frameworks Ruby on Rails/Angular and different types of DBs (Clickhouse, Mongo, Postgres) - Knowledge of AI-driven coding tools and models as we encourage leveraging AI to enhance coding efficiency and unlock creative potential   Blog Posts Read more about some of our Technical challenges here (written by members of our engineering team): https://sensortower.com/blog/how-we-scaled-to-thousands-of-sidekiq-workers     About Sensor Tower Sensor Tower is a global provider of digital intelligence solutions, empowering companies to understand consumer behavior and market performance across mobile apps, digital platforms, and gaming ecosystems. Headquartered in San Francisco, Sensor Tower's insights are trusted by more than 2,500 enterprises worldwide.   Founded in 2013, Sensor Tower’s market insights have helped marketers, app developers, and gaming leaders demystify the mobile app ecosystem with visibility into usage, engagement, and paid acquisition strategies. Today, Sensor Tower’s digital market insights platform has expanded to include Gaming, Web, Audience, and Digital Advertising Insights, helping global leaders understand market trends and their competitor’s strategies and audiences across the entire digital ecosystem.   Why Sensor Tower? Our flexible work environment allows employees to live in greater connection with the people, places, and activities they love! Global Teams Sensor Tower has a global presence, with teams across the world and available in most time zones, including North America, Europe, Middle East, Africa, APAC and LATAM. We maintain regional offices in SF, LA, NY, London, Singapore, Beijing, Seoul, Tokyo and Vancouver. Our benefits include: - Flexible time off so employees can shape their time away from work. - Health and wellness stipend to achieve and maintain a healthy lifestyle through physical and mental fitness. - Monthly internet stipend and a one-time $500 home office stipend.   We are committed to equal employment opportunities regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, and veteran status. We will consider qualified applicants with arrest and conviction records. If you have a disability or special need, please do not hesitate to let us know and we'll do our best to accommodate. Fraud warning: It's common for scammers to create positions that look legitimate on other sites. To ensure your submission is considered, only apply for positions at Sensor Tower through our company website or through posts directly associated with Sensor Tower company profiles on sites such as LinkedIn, Indeed, BuiltIn or Hackajob. At no point will Sensor Tower ever ask for money, credit card, or bank account information to complete a job application. Communications received from Sensor Tower are only sent by e-mail addresses ending in sensortower.com http://sensortower.com. All Sensor Tower interviews will be conducted via phone or Zoom. At no time will a conversation be moved to an alternative email outside of sensortower.com http://sensortower.com or text. Should an issue arise that you feel we should be aware of, please contact us. Please provide your resume when applying. To all recruitment agencies: Sensor Tower does not accept third party resumes. Please do not send resumes to our jobs alias, Sensor Tower employees or any other organization location. Sensor Tower is not responsible for any fees related to unsolicited resumes. Sensor Tower will not pay any third-party agency or company that does not have a signed agreement with Sensor Tower. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Location: Lisbon, Portugal Workplace: Remote Sensor Tower’s digital intelligence platform provides unparalleled insight into market trends, advertising, competitor’s strategies, and consumer/user audience across mobile, web, and gaming. Sensor Tower’s insights are trusted by more than 2,500 enterprises worldwide across tech, retail/commerce, entertainment/media, gaming, consumer packaged goods and finance. Role Summary: As a Frontend Engineer at Sensor Tower, you will not only build features, you will define how we build them. You will take ownership of major technical components, ensuring our applications are scalable, maintainable, and fast. In our lean and flat organization, your voice will shape the technical direction of our product, helping us deliver an intuitive, fluid user experience that helps our customers understand the digital ecosystem.   Fulfill your potential with us: - Architect and deliver complex, scalable frontend systems that are simple and effective, removing unnecessary complexity from our codebase. - You will partner with Product Managers to co-author requirements and shape the scope, ensuring engineering feasibility is considered during ideation, not just execution. - Lead technical decision-making for medium-to-large scoped features, taking responsibility for the successful delivery of value to the customer, not just the completion of tickets. - Mentor junior and mid-level engineers through code reviews, pair programming, and by instilling quality-first habits across the team. - Take ownership of the frontend stack by proactively identifying bottlenecks, technical debt, or systemic issues and driving the initiatives to fix them. - Advocate for and drive best practices in React, TypeScript, and web performance optimization across the engineering organization. - Collaborate deeply with Data Science and Backend Engineers to ensure seamless data flow and end-to-end system reliability, and use these partnerships to progressively expand your expertise across the full stack.   What we are interested in:   - 4+ years of software engineering experience with a deep specialization in modern JavaScript, TypeScript, and React. - Proven ability to architect complex state management. While our stack relies on TanStack Query, React Router and Zustand, we value engineers who understand the principles and can adapt expertise from other libraries like Redux, MobX, NextJS. - You can design systems that handle complexity without becoming complicated, prioritizing long-term maintainability. - Experience elevating the skills of peers. You don't just review their code; you teach patterns and best practices. - Competence in writing robust and efficient unit and integration tests using frameworks like Jest or Playwright. - Deep understanding of web performance, browser internals, and optimization techniques for data-heavy applications. - A "Product Owner" mindset. You care deeply about the "why" behind every feature, viewing code as a tool to solve real user problems. You are comfortable pushing back on requirements and proposing alternative solutions that drive better business outcomes and user experiences.   Extra Credit:   - Experience in data visualization and analytics (handling large datasets, heavy DOM manipulation with libraries like Highcharts). - A portfolio, GitHub history, or technical writing that demonstrates clean code, an eye for design, and the ability to solve complex architectural challenges. - Familiarity with back end frameworks Ruby on Rails/Angular and different types of DBs (Clickhouse, Mongo, Postgres) - Knowledge of AI-driven coding tools and models as we encourage leveraging AI to enhance coding efficiency and unlock creative potential   Blog Posts Read more about some of our Technical challenges here (written by members of our engineering team): https://sensortower.com/blog/how-we-scaled-to-thousands-of-sidekiq-workers     About Sensor Tower Sensor Tower is a global provider of digital intelligence solutions, empowering companies to understand consumer behavior and market performance across mobile apps, digital platforms, and gaming ecosystems. Headquartered in San Francisco, Sensor Tower's insights are trusted by more than 2,500 enterprises worldwide.   Founded in 2013, Sensor Tower’s market insights have helped marketers, app developers, and gaming leaders demystify the mobile app ecosystem with visibility into usage, engagement, and paid acquisition strategies. Today, Sensor Tower’s digital market insights platform has expanded to include Gaming, Web, Audience, and Digital Advertising Insights, helping global leaders understand market trends and their competitor’s strategies and audiences across the entire digital ecosystem.   Why Sensor Tower? Our flexible work environment allows employees to live in greater connection with the people, places, and activities they love! Global Teams Sensor Tower has a global presence, with teams across the world and available in most time zones, including North America, Europe, Middle East, Africa, APAC and LATAM. We maintain regional offices in SF, LA, NY, London, Singapore, Beijing, Seoul, Tokyo and Vancouver.   We are committed to equal employment opportunities regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, and veteran status. We will consider qualified applicants with arrest and conviction records. If you have a disability or special need, please do not hesitate to let us know and we'll do our best to accommodate.   Fraud warning: It's common for scammers to create positions that look legitimate on other sites. To ensure your submission is considered, only apply for positions at Sensor Tower through our company website or through posts directly associated with Sensor Tower company profiles on sites such as LinkedIn, Indeed, BuiltIn or Hackajob. At no point will Sensor Tower ever ask for money, credit card, or bank account information to complete a job application. Communications received from Sensor Tower are only sent by e-mail addresses ending in sensortower.com http://sensortower.com. All Sensor Tower interviews will be conducted via phone or Zoom. At no time will a conversation be moved to an alternative email outside of sensortower.com http://sensortower.com or text. Should an issue arise that you feel we should be aware of, please contact us. Please provide your resume when applying. To all recruitment agencies: Sensor Tower does not accept third party resumes. Please do not send resumes to our jobs alias, Sensor Tower employees or any other organization location. Sensor Tower is not responsible for any fees related to unsolicited resumes. Sensor Tower will not pay any third-party agency or company that does not have a signed agreement with Sensor Tower. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Location: Krakow, Poland Workplace: Remote Sensor Tower’s digital intelligence platform provides unparalleled insight into market trends, advertising, competitor’s strategies, and consumer/user audience across mobile, web, and gaming. Sensor Tower’s insights are trusted by more than 2,500 enterprises worldwide across tech, retail/commerce, entertainment/media, gaming, consumer packaged goods and finance. Role Summary: As a Frontend Engineer at Sensor Tower, you will not only build features, you will define how we build them. You will take ownership of major technical components, ensuring our applications are scalable, maintainable, and fast. In our lean and flat organization, your voice will shape the technical direction of our product, helping us deliver an intuitive, fluid user experience that helps our customers understand the digital ecosystem.   Fulfill your potential with us: - Architect and deliver complex, scalable frontend systems that are simple and effective, removing unnecessary complexity from our codebase. - You will partner with Product Managers to co-author requirements and shape the scope, ensuring engineering feasibility is considered during ideation, not just execution. - Lead technical decision-making for medium-to-large scoped features, taking responsibility for the successful delivery of value to the customer, not just the completion of tickets. - Mentor junior and mid-level engineers through code reviews, pair programming, and by instilling quality-first habits across the team. - Take ownership of the frontend stack by proactively identifying bottlenecks, technical debt, or systemic issues and driving the initiatives to fix them. - Advocate for and drive best practices in React, TypeScript, and web performance optimization across the engineering organization. - Collaborate deeply with Data Science and Backend Engineers to ensure seamless data flow and end-to-end system reliability, and use these partnerships to progressively expand your expertise across the full stack.   What we are interested in:   - 4+ years of software engineering experience with a deep specialization in modern JavaScript, TypeScript, and React. - Proven ability to architect complex state management. While our stack relies on TanStack Query, React Router and Zustand, we value engineers who understand the principles and can adapt expertise from other libraries like Redux, MobX, NextJS. - You can design systems that handle complexity without becoming complicated, prioritizing long-term maintainability. - Experience elevating the skills of peers. You don't just review their code; you teach patterns and best practices. - Competence in writing robust and efficient unit and integration tests using frameworks like Jest or Playwright. - Deep understanding of web performance, browser internals, and optimization techniques for data-heavy applications. - A "Product Owner" mindset. You care deeply about the "why" behind every feature, viewing code as a tool to solve real user problems. You are comfortable pushing back on requirements and proposing alternative solutions that drive better business outcomes and user experiences.   Extra Credit:   - Experience in data visualization and analytics (handling large datasets, heavy DOM manipulation with libraries like Highcharts). - A portfolio, GitHub history, or technical writing that demonstrates clean code, an eye for design, and the ability to solve complex architectural challenges. - Familiarity with back end frameworks Ruby on Rails/Angular and different types of DBs (Clickhouse, Mongo, Postgres) - Knowledge of AI-driven coding tools and models as we encourage leveraging AI to enhance coding efficiency and unlock creative potential   Blog Posts Read more about some of our Technical challenges here (written by members of our engineering team): https://sensortower.com/blog/how-we-scaled-to-thousands-of-sidekiq-workers     About Sensor Tower Sensor Tower is a global provider of digital intelligence solutions, empowering companies to understand consumer behavior and market performance across mobile apps, digital platforms, and gaming ecosystems. Headquartered in San Francisco, Sensor Tower's insights are trusted by more than 2,500 enterprises worldwide.   Founded in 2013, Sensor Tower’s market insights have helped marketers, app developers, and gaming leaders demystify the mobile app ecosystem with visibility into usage, engagement, and paid acquisition strategies. Today, Sensor Tower’s digital market insights platform has expanded to include Gaming, Web, Audience, and Digital Advertising Insights, helping global leaders understand market trends and their competitor’s strategies and audiences across the entire digital ecosystem.   Why Sensor Tower? Our flexible work environment allows employees to live in greater connection with the people, places, and activities they love! Global Teams Sensor Tower has a global presence, with teams across the world and available in most time zones, including North America, Europe, Middle East, Africa, APAC and LATAM. We maintain regional offices in SF, LA, NY, London, Singapore, Beijing, Seoul, Tokyo and Vancouver.   We are committed to equal employment opportunities regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, and veteran status. We will consider qualified applicants with arrest and conviction records. If you have a disability or special need, please do not hesitate to let us know and we'll do our best to accommodate.   Fraud warning: It's common for scammers to create positions that look legitimate on other sites. To ensure your submission is considered, only apply for positions at Sensor Tower through our company website or through posts directly associated with Sensor Tower company profiles on sites such as LinkedIn, Indeed, BuiltIn or Hackajob. At no point will Sensor Tower ever ask for money, credit card, or bank account information to complete a job application. Communications received from Sensor Tower are only sent by e-mail addresses ending in sensortower.com http://sensortower.com. All Sensor Tower interviews will be conducted via phone or Zoom. At no time will a conversation be moved to an alternative email outside of sensortower.com http://sensortower.com or text. Should an issue arise that you feel we should be aware of, please contact us. Please provide your resume when applying. To all recruitment agencies: Sensor Tower does not accept third party resumes. Please do not send resumes to our jobs alias, Sensor Tower employees or any other organization location. Sensor Tower is not responsible for any fees related to unsolicited resumes. Sensor Tower will not pay any third-party agency or company that does not have a signed agreement with Sensor Tower. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Location: Warsaw, Poland Workplace: Remote Sensor Tower’s digital intelligence platform provides unparalleled insight into market trends, advertising, competitor’s strategies, and consumer/user audience across mobile, web, and gaming. Sensor Tower’s insights are trusted by more than 2,500 enterprises worldwide across tech, retail/commerce, entertainment/media, gaming, consumer packaged goods and finance. Role Summary: As a Frontend Engineer at Sensor Tower, you will not only build features, you will define how we build them. You will take ownership of major technical components, ensuring our applications are scalable, maintainable, and fast. In our lean and flat organization, your voice will shape the technical direction of our product, helping us deliver an intuitive, fluid user experience that helps our customers understand the digital ecosystem. Fulfill your potential with us: - Architect and deliver complex, scalable frontend systems that are simple and effective, removing unnecessary complexity from our codebase. - You will partner with Product Managers to co-author requirements and shape the scope, ensuring engineering feasibility is considered during ideation, not just execution. - Lead technical decision-making for medium-to-large scoped features, taking responsibility for the successful delivery of value to the customer, not just the completion of tickets. - Mentor junior and mid-level engineers through code reviews, pair programming, and by instilling quality-first habits across the team. - Take ownership of the frontend stack by proactively identifying bottlenecks, technical debt, or systemic issues and driving the initiatives to fix them. - Advocate for and drive best practices in React, TypeScript, and web performance optimization across the engineering organization. - Collaborate deeply with Data Science and Backend Engineers to ensure seamless data flow and end-to-end system reliability, and use these partnerships to progressively expand your expertise across the full stack.   What we are interested in:   - 4+ years of software engineering experience with a deep specialization in modern JavaScript, TypeScript, and React. - Proven ability to architect complex state management. While our stack relies on TanStack Query, React Router and Zustand, we value engineers who understand the principles and can adapt expertise from other libraries like Redux, MobX, NextJS. - You can design systems that handle complexity without becoming complicated, prioritizing long-term maintainability. - Experience elevating the skills of peers. You don't just review their code; you teach patterns and best practices. - Competence in writing robust and efficient unit and integration tests using frameworks like Jest or Playwright. - Deep understanding of web performance, browser internals, and optimization techniques for data-heavy applications. - A "Product Owner" mindset. You care deeply about the "why" behind every feature, viewing code as a tool to solve real user problems. You are comfortable pushing back on requirements and proposing alternative solutions that drive better business outcomes and user experiences. Extra Credit:   - Experience in data visualization and analytics (handling large datasets, heavy DOM manipulation with libraries like Highcharts). - A portfolio, GitHub history, or technical writing that demonstrates clean code, an eye for design, and the ability to solve complex architectural challenges. - Familiarity with back end frameworks Ruby on Rails/Angular and different types of DBs (Clickhouse, Mongo, Postgres) - Knowledge of AI-driven coding tools and models as we encourage leveraging AI to enhance coding efficiency and unlock creative potential   Blog Posts Read more about some of our Technical challenges here (written by members of our engineering team): https://sensortower.com/blog/how-we-scaled-to-thousands-of-sidekiq-workers   About Sensor Tower Sensor Tower is a global provider of digital intelligence solutions, empowering companies to understand consumer behavior and market performance across mobile apps, digital platforms, and gaming ecosystems. Headquartered in San Francisco, Sensor Tower's insights are trusted by more than 2,500 enterprises worldwide. Founded in 2013, Sensor Tower’s market insights have helped marketers, app developers, and gaming leaders demystify the mobile app ecosystem with visibility into usage, engagement, and paid acquisition strategies. Today, Sensor Tower’s digital market insights platform has expanded to include Gaming, Web, Audience, and Digital Advertising Insights, helping global leaders understand market trends and their competitor’s strategies and audiences across the entire digital ecosystem. Why Sensor Tower? Our flexible work environment allows employees to live in greater connection with the people, places, and activities they love! Global Teams Sensor Tower has a global presence, with teams across the world and available in most time zones, including North America, Europe, Middle East, Africa, APAC and LATAM. We maintain regional offices in SF, LA, NY, London, Singapore, Beijing, Seoul, Tokyo and Vancouver. We are committed to equal employment opportunities regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, and veteran status. We will consider qualified applicants with arrest and conviction records. If you have a disability or special need, please do not hesitate to let us know and we'll do our best to accommodate. Fraud warning: It's common for scammers to create positions that look legitimate on other sites. To ensure your submission is considered, only apply for positions at Sensor Tower through our company website or through posts directly associated with Sensor Tower company profiles on sites such as LinkedIn, Indeed, BuiltIn or Hackajob. At no point will Sensor Tower ever ask for money, credit card, or bank account information to complete a job application. Communications received from Sensor Tower are only sent by e-mail addresses ending in sensortower.com http://sensortower.com. All Sensor Tower interviews will be conducted via phone or Zoom. At no time will a conversation be moved to an alternative email outside of sensortower.com http://sensortower.com or text. Should an issue arise that you feel we should be aware of, please contact us. Please provide your resume when applying. To all recruitment agencies: Sensor Tower does not accept third party resumes. Please do not send resumes to our jobs alias, Sensor Tower employees or any other organization location. Sensor Tower is not responsible for any fees related to unsolicited resumes. Sensor Tower will not pay any third-party agency or company that does not have a signed agreement with Sensor Tower. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Location: Kuala Lumpur, Malaysia Workplace: Hybrid ABOUT PAVE BANK Pave Bank is the world’s first programmable business bank. Built by the founders behind Monzo and BigPay, we’re redefining global business banking by combining programmable financial infrastructure with world-class client experiences. ABOUT THE ROLE We’re looking for an experienced Software QA Automation Engineer to join our growing engineering team in Tbilisi. You’ll play a key role in ensuring the quality and reliability of our digital banking platforms through automated testing frameworks. This is an exciting opportunity to work in a fast-paced environment, contribute to a modern automation infrastructure, and collaborate closely with developers, and product teams. WHAT YOU'LL DO - Design, develop, and maintain automated test suites using Playwright and TypeScript. - Collaborate with development teams to identify, document, and resolve issues throughout the software lifecycle. - Implement and optimize test automation as part of the CI/CD pipeline for faster and more reliable releases. - Perform regression, integration, and end-to-end testing across web and API layers. - Monitor and maintain test environments and results to ensure continuous test coverage. - Contribute to improving QA standards, documentation, and best practices within the team. - Participate in sprint planning, daily standups, and retrospectives as part of an agile workflow. REQUIREMENTS - Proven professional experience in both manual and automated QA—you know how to break things and prevent bugs before they reach users. - Hands-on experience building automation frameworks from scratch, ideally using Playwright and TypeScript (or similar tools). - Strong experience integrating automated tests into CI/CD pipelines (e.g., GitHub Actions, GitLab CI). - Solid understanding of software development, testing principles, and Agile/DevOps workflows. - Experience testing web applications, APIs, and mobile apps (React Native experience a plus). - Experience in fast-paced startup environments and the ability to define QA strategy, processes, and standards from the ground up. - Excellent analytical, problem-solving, and communication skills in English. - Proactive, adaptable, and comfortable taking ownership in a rapidly scaling environment. NICE TO HAVE - Experience with performance or security testing tools. - Background in fintech or digital banking helpful but not essential. WHY US? - We recently raised $39 million in our Series A (led by Accel), positioning the company for major growth and giving you a rare chance to join while things are still moving fast - Work alongside a founding team from Monzo and BigPay, bringing top-tier fintech expertise to the company. - Take ownership of QA automation from the ground up: design the strategy, choose the tools, and build frameworks that will shape how we ship products. - Influence the way we build, test, and release software, while collaborating with experienced engineers and growing your career in QA and automation.

Location: Moldova; Greece; Cyprus; Lithuania; Latvia; Finland About the company A well-established US education-technology company with a global presence, providing digital learning content and platforms to a large user base for over two decades. Distributed, international team working on products used by millions of active users worldwide. About the role Senior QA Engineer with Automation needed to join the Engineering team. This is a QA role with a meaningful automation component: the focus is on strong testing fundamentals, solid software design foundations, and identifying where automation adds real value, rather than a pure automation-first approach. The role involves testing complex integrated web applications across both UI and API layers. Initially, most of the work will be manual QA; in the mid term, the expected split is roughly 70/30 automation-to-manual. Responsibilities UI and API testing of complex integrated web applications Developing and refining test plans Writing and maintaining automated tests, primarily using Cypress Close collaboration with developers in an Agile environment Tracking and managing test cases using JIRA, TestRail, and Qmetry Identifying areas where manual testing processes can be automated for reliability and maintainability Requirements 4+ years of experience as a Manual QA, at a senior level Some hands-on experience with QA automation: writing or maintaining automated tests for UI or API scenarios An automation-oriented mindset: comfort with programming concepts and logical problem-solving Understanding of HTTP, HTML, AJAX, JSON, REST APIs, and client-server architecture Basic knowledge of SQL Strong written and spoken English (interviews are conducted in English) Ability to freely communicate in Russian or Ukrainian Nice to Have Hands-on experience with Cypress, Playwright, or Selenium Understanding of CI/CD systems Experience with Agile methodology Experience with JIRA, TestRail, and Qmetry Basic knowledge of Linux (Ubuntu command line) Basic Git knowledge Benefits Compensation: Up to $4,500 gross/month What's Offered Stable, long-term position with a well-established American company (many team members have 5+ years of tenure) Competitive compensation Friendly and supportive team culture Good vacation policy Contract type: Independent contractor (sole proprietor / IP), incubator arrangements are not accepted.

Location: Belgium; France; Spain; Italy; Bulgaria; Romania About the company A well-established US education-technology company with a global presence, providing digital learning content and platforms to a large user base for over two decades. Distributed, international team working on products used by millions of active users worldwide. About the role Senior QA Engineer with Automation needed to join the Engineering team. This is a QA role with a meaningful automation component: the focus is on strong testing fundamentals, solid software design foundations, and identifying where automation adds real value, rather than a pure automation-first approach. The role involves testing complex integrated web applications across both UI and API layers. Initially, most of the work will be manual QA; in the mid term, the expected split is roughly 70/30 automation-to-manual. Responsibilities UI and API testing of complex integrated web applications Developing and refining test plans Writing and maintaining automated tests, primarily using Cypress Close collaboration with developers in an Agile environment Tracking and managing test cases using JIRA, TestRail, and Qmetry Identifying areas where manual testing processes can be automated for reliability and maintainability Requirements 4+ years of experience as a Manual QA, at a senior level Some hands-on experience with QA automation: writing or maintaining automated tests for UI or API scenarios An automation-oriented mindset: comfort with programming concepts and logical problem-solving Understanding of HTTP, HTML, AJAX, JSON, REST APIs, and client-server architecture Basic knowledge of SQL Strong written and spoken English (interviews are conducted in English) Ability to freely communicate in Russian or Ukrainian Nice to Have Hands-on experience with Cypress, Playwright, or Selenium Understanding of CI/CD systems Experience with Agile methodology Experience with JIRA, TestRail, and Qmetry Basic knowledge of Linux (Ubuntu command line) Basic Git knowledge Benefits Compensation: Up to $4,500 gross/month What's Offered Stable, long-term position with a well-established American company (many team members have 5+ years of tenure) Competitive compensation Friendly and supportive team culture Good vacation policy Contract type: Independent contractor (sole proprietor / IP), incubator arrangements are not accepted.

Location: Hungary; Slovakia; Slovenia; Germany; Austria; Netherlands About the company A well-established US education-technology company with a global presence, providing digital learning content and platforms to a large user base for over two decades. Distributed, international team working on products used by millions of active users worldwide. About the role Senior QA Engineer with Automation needed to join the Engineering team. This is a QA role with a meaningful automation component: the focus is on strong testing fundamentals, solid software design foundations, and identifying where automation adds real value, rather than a pure automation-first approach. The role involves testing complex integrated web applications across both UI and API layers. Initially, most of the work will be manual QA; in the mid term, the expected split is roughly 70/30 automation-to-manual. Responsibilities UI and API testing of complex integrated web applications Developing and refining test plans Writing and maintaining automated tests, primarily using Cypress Close collaboration with developers in an Agile environment Tracking and managing test cases using JIRA, TestRail, and Qmetry Identifying areas where manual testing processes can be automated for reliability and maintainability Requirements 4+ years of experience as a Manual QA, at a senior level Some hands-on experience with QA automation: writing or maintaining automated tests for UI or API scenarios An automation-oriented mindset: comfort with programming concepts and logical problem-solving Understanding of HTTP, HTML, AJAX, JSON, REST APIs, and client-server architecture Basic knowledge of SQL Strong written and spoken English (interviews are conducted in English) Ability to freely communicate in Russian or Ukrainian Nice to Have Hands-on experience with Cypress, Playwright, or Selenium Understanding of CI/CD systems Experience with Agile methodology Experience with JIRA, TestRail, and Qmetry Basic knowledge of Linux (Ubuntu command line) Basic Git knowledge Benefits Compensation: Up to $4,500 gross/month What's Offered Stable, long-term position with a well-established American company (many team members have 5+ years of tenure) Competitive compensation Friendly and supportive team culture Good vacation policy Contract type: Independent contractor (sole proprietor / IP), incubator arrangements are not accepted.

Location: Portugal; Poland; Serbia; Montenegro; Croatia; Czechia About the company A well-established US education-technology company with a global presence, providing digital learning content and platforms to a large user base for over two decades. Distributed, international team working on products used by millions of active users worldwide. About the role Senior QA Engineer with Automation needed to join the Engineering team. This is a QA role with a meaningful automation component: the focus is on strong testing fundamentals, solid software design foundations, and identifying where automation adds real value, rather than a pure automation-first approach. The role involves testing complex integrated web applications across both UI and API layers. Initially, most of the work will be manual QA; in the mid term, the expected split is roughly 70/30 automation-to-manual. Responsibilities UI and API testing of complex integrated web applications Developing and refining test plans Writing and maintaining automated tests, primarily using Cypress Close collaboration with developers in an Agile environment Tracking and managing test cases using JIRA, TestRail, and Qmetry Identifying areas where manual testing processes can be automated for reliability and maintainability Requirements 4+ years of experience as a Manual QA, at a senior level Some hands-on experience with QA automation: writing or maintaining automated tests for UI or API scenarios An automation-oriented mindset: comfort with programming concepts and logical problem-solving Understanding of HTTP, HTML, AJAX, JSON, REST APIs, and client-server architecture Basic knowledge of SQL Strong written and spoken English (interviews are conducted in English) Ability to freely communicate in Russian or Ukrainian Nice to Have Hands-on experience with Cypress, Playwright, or Selenium Understanding of CI/CD systems Experience with Agile methodology Experience with JIRA, TestRail, and Qmetry Basic knowledge of Linux (Ubuntu command line) Basic Git knowledge Benefits Compensation: Up to $4,500 gross/month What's Offered Stable, long-term position with a well-established American company (many team members have 5+ years of tenure) Competitive compensation Friendly and supportive team culture Good vacation policy Contract type: Independent contractor (sole proprietor / IP), incubator arrangements are not accepted.

Location: Europe - Remote About the role As the Team Lead for our Frontend development team, you will play a key role in driving the architecture, development, and delivery of high-quality software solutions. You will lead a group of talented developers, ensuring smooth collaboration, technical innovation, and strong delivery results. Your responsibilities will encompass both hands-on coding and line management, helping the team grow, improve, and thrive in a fast-paced environment. Our stack Frontend: Vue.js, Vuex, Vue Router, Nuxt.js (Planned Migration), TypeScript, JavaScript (ES6+), Less, SCSS, Element UI Testing & Build: Webpack, Playwright Backend Exposure: Java, Spring Boot, Node.js Infra & DevOps Exposure: AWS, Kubernetes (K8s), Jenkins, FreeMarker What you'll be doing Lead and mentor a team of Frontend developers within the Marketing Tech and Social domain. Drive high-level architecture and design decisions for complex software systems, ensuring high performance, scalability, and code quality. Lead major technical migration projects, specifically executing our roadmap to transition the platform to Nuxt.js and Server-Side Rendering (SSR). Focus heavily on performance engineering, optimizing site load speed, Core Web Vitals, and technical SEO for high-traffic environments. Maintain a heavily hands-on contribution level (coding, architecture, and code reviews) alongside line management responsibilities. Manage team members' performance, lead 1-on-1s, drive career development, and handle work allocation. Drive continuous improvement in development processes, modern tools, and delivery standards across the team. Collaborate closely with cross-functional stakeholders, backend engineers, and product teams to refine requirements and ship high-quality features. What you'll bring 8+ years of software development experience with a primary focus on Frontend technologies. 2+ years of experience in a formal leadership or line management role (mentoring, performance evaluations, work allocation). Strong technical mastery of JavaScript/TypeScript (ES6+), CSS preprocessors (Less/Sass), Webpack, and Git. Proven experience with state management architectures (e.g., Vuex, Redux, NgRx). Experience planning and executing large-scale web migrations, particularly with Nuxt.js or Server-Side Rendering (SSR) frameworks. Strong track record in web performance engineering, Core Web Vitals optimization, and technical SEO. Experience working in high-traffic, high-scale environments such as MarTech, AdTech, E-commerce, Betting, or Events platforms. Familiarity with modern end-to-end testing tools (e.g., Playwright) is a plus. Basic awareness/understanding of backend environments (Java, SpringBoot) and DevOps concepts (AWS, Kubernetes, Jenkins) is a plus. Excellent communication and stakeholder management skills. What’s in it for you Sporty is a remote first company in pursuit of sustainability A competitive salary + individual performance based bonuses every quarter 28 days paid annual leave Our core working hours are 10am-3pm in your local time zone with flexibility outside of this Referral bonuses & flash bonuses Top of the line equipment Annual company retreats to provide great internal networking opportunities Interview Process Remote video screening with our Talent Acquisition Team Offline Take home assignment Remote video interview with Team Members (60 Mins) Final discussion with the hiring manager (60 mins) If you're interested, we encourage you to apply! Every application is reviewed by a member of our team (AI is not used in our recruitment process), and we aim to respond within 48 hours.

Location: White Plains, NY QA Engineer At Rectangle Health, we believe that our team members are our most important asset. We grow our team by hiring best-in-class talent. We encourage all employees to contribute their individual talents and ideas to strengthen our team, our brand, and our services. We promote a culture that serves to empower and motivate employees beyond the standard corporate rhetoric one might see on motivational posters. Employees understand their individual roles in serving our customers, and this clarity of purpose encourages high job performance. Position Overview If you are looking to align yourself with two of the largest growth industries: healthcare and technology, while joining one of the fastest-growing companies within those segments, Rectangle Health is the place for you! We are seeking a highly skilled, detail-oriented, and self-directed QA Engineer with a strong background in automated UI and API testing. The ideal candidate will have 2–4 years of experience in quality assurance, with a proven track record of building and maintaining robust test automation frameworks. As a QA Engineer, you will be an essential part of our Engineering department,  helping to maintain and improve the innovative solutions that thousands of healthcare providers rely on every day. Your work safeguards the quality and reliability of our products, giving the organization the confidence to deliver quickly without compromising the trust our customers place in us. Beyond technical ability, we’re looking for someone who takes ownership, works proactively across teams, and follows through reliably once ramped up on their product area. Experience in the Payments domain and performance testing is a strong plus. You will receive the training, tools, and support to keep growing as a QA Engineer, including hands-on access to cloud environments and AI-assisted development tools. Primary Job Duties: Test Automation: Design, develop, and maintain automated test scripts for UI and API testing across functional, regression, integration, and end-to-end coverage. Test Planning & Strategy: Contribute to test planning, test reviews, and the continuous improvement of QA processes:  helping decide what to test, not just how to implement it. Cross-Team Collaboration: Collaborate with developers, product managers, and other QA engineers to understand requirements and ensure comprehensive test coverage. Requirement Clarification: Proactively follow up with product and engineering to clarify requirements when ticket or acceptance details are incomplete. Defect Reporting: Execute and analyze automated test results and report defects with detailed documentation. CI/CD Integration: Integrate automated tests into CI/CD pipelines. Documentation Ownership: Anticipate documentation needs and initiate them:  test coverage, processes, and automation workflows. Agile Collaboration: Participate in sprint ceremonies and advocate for quality throughout the development lifecycle in a dynamic, fast-paced environment. Minimum Qualifications: 2–4 years of experience in QA engineering with a focus on automation. Proficiency in automated UI testing frameworks, preferably Playwright with JS/TypeScript. Strong hands-on experience with API automation. Solid understanding of QA methodologies, tools, and processes. Experience with version control systems (e.g., Git) and CI/CD tools (GitHub Actions). Experience working in an Agile/Scrum development environment. Experience working with AI coding assistants (e.g., GitHub Copilot, Cursor, Claude) to accelerate test development and debugging. Preferred Qualifications: Experience in the Payments domain. Exposure to performance testing tools (e.g., K6). Knowledge of cloud platforms (e.g., AWS). What We’re Looking For: Works independently once onboarded and manages priorities with minimal oversight. Proactive — anticipates needs and moves work forward without waiting to be prompted on every step. Collaborates effectively across engineering, product, and QA teams. Highly organized, with strong follow-through and ownership of work through completion. Resourceful — uses available documentation, tools, and data to find answers and gather information independently. Receptive to feedback and committed to continuous learning and growth. Compensation & Benefits: $90,000 – $115,000 (commensurate with experience) Competitive Medical Health Plans, Low, Mid, High. Employer Paid Low Medical Plan for Employee & Dependents (HSA Eligible) Employer Paid Dental & Vision for Employee Employer Paid Life Insurance for Employee Employer Paid Long-term Disability for Employee Employer Paid Hospital Confinement for Employee ~ (If enrolled in Medical) + Voluntary Supplemental Insurance Coverage Options 15 days PTO & 7 Sick Days Annually 10 Fixed Paid Holidays Off Annually 401(k) Matching up to 3% About Us: Rectangle Health, a leading financial technology company, empowers medical, dental and specialty practices with seamless and secure technology to drive revenue by increasing patient payments and streamlining practice management and payment processing. Since 1992, the company’s innovative solutions have reduced administrative burden and rebalanced the ledger for its thousands of healthcare providers in the U.S., reliably processing billions of dollars in payments annually. View our CCPA disclosure notice here

Location: Los Angeles, USA Riot engineers bring deep knowledge of specific technical areas but also value the opportunity to work in a variety of broader domains. We work with both new and current technology, creating innovative solutions to overcome high-volume obstacles and to deliver player value. Riot Games Esports is setting the standard for the industry. We're looking for passionate individuals with a desire to build products that serve as a gateway to sports fandom. As a Staff Software Engineer in the Esports Platforms team, you will work with a team of producers, designers, and engineers to prototype, build, and own products to foster the Esports ecosystem. The web application this role owns, develops, and maintains sits at the heart of Riot Esports. You’ll shape the experience of professional and amateur competitive players, from tournament creation to the most exciting moments, such as getting into a match. Responsibilities: Drive the development of Esports applications primarily using web technologies, while integrating with Esports and Game Services, providing technical guidance and hands-on code contributions Provide technical leadership within the team and adjacent teams to deliver high-quality, scalable, and reliable engineering solutions Contribute to technical planning and architecture decisions, balancing long-term sustainability with near-term delivery needs Partner closely with cross-functional partners (product, production, QA, design, data) to deliver great Esports experiences Mentor other engineers on technical and interpersonal skills Write clear documentation and communicate technical details across disciplines Participate in the on-call rotation, triage & resolve live incidents and propose solutions through RCAs Required Qualifications: 6+ years of industry experience in software engineering, with demonstrated technical leadership on complex projects Bachelor's, Master’s degree in Computer Science or a related field, or comparable experience in software development. Strong proficiency with web technologies, with working experience in Typescript, React & NextJS Have been responsible for driving the design and leading of development of large-sized efforts (6-month+ scope), including requirements gathering, planning, development, testing, and release Solid communication and collaboration skills, with experience working across disciplines and teams Demonstrated examples of setting engineering policy and standards across teams or initiative Desired Qualifications: Experience with PaaS Vendors like Netlify or Vercel Experience with GraphQL Experience with test automation frameworks like Playwright or Cypress Familiarity with Riot’s Esports titles Familiarity with tournaments and tournament formats For this role, you'll find success through craft expertise, a collaborative spirit, and decision-making that prioritizes your fellow Rioters, who are the customers of your work. Being a dedicated fan of games is not necessary for this position! Our Perks: Riot focuses on work/life balance, shown by our open paid time off policy and other perks such as flexible work schedules. We offer medical, dental, and life insurance, parental leave for you, your spouse/domestic partner, and children, and a 401k with company match. Check out our benefits pages for more information. At Riot Games, we put players first . That mission drives every decision in our quest to create games and experiences that make it better to be a player. Whether you’re working directly on a new player-facing experience or you’re supporting the company as a whole, everyone at Riot is part of our mission. And just like in our games, we’re better when we work together. Our goal is to create collaborative teams where you are empowered to bring your unique perspective everyday. If that sounds like the kind of place you want to work, we’re looking forward to your application. It’s our policy to provide equal employment opportunity for all applicants and members of Riot Games, Inc. Riot Games makes reasonable accommodations for handicapped and disabled Rioters and does not unlawfully discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, handicap, veteran status, marital status, criminal history, or any other category protected by applicable federal and state law. We consider for employment all qualified applicants, including those with criminal histories, in a manner consistent with applicable federal, state and local law, including the California Fair Chance Act, the City of Los Angeles Fair Chance Initiative for Hiring Ordinance, the Los Angeles County Fair Chance Ordinance for Employers, the San Francisco Fair Chance Ordinance, and the Washington Fair Chance Act. Per the Los Angeles County Fair Chance Ordinance, the following core duties may create a basis for disqualifying candidates with relevant criminal histories: Safeguarding confidential and sensitive Company data Communication with others, including Rioters and third parties such as vendors, and/or players, including minors Accessing Company assets, secure digital systems, and networks Ensuring a safe interactive environment for players and other Rioters These duties are directly related to essential operations, safety, trust, and compliance obligations within our organization. Please note that job duties may evolve based on business needs and additional responsibilities may be assigned as necessary to maintain operational efficiency and security.

Location: Yerevan, Armenia Position Summary We are looking for an experienced Senior Automation QA Engineer to join our Quality Engineering team. In this role, you will be responsible for ensuring the quality, reliability, and performance of our products by designing, developing, and maintaining scalable automation solutions. You will work closely with Software Engineers, Product Managers, and QA Engineers while contributing to automation strategy, quality improvements, and engineering best practices. Responsibilities Develop, maintain, and improve backend automated tests using C#/.NET Develop and maintain frontend automated tests using Playwright (JavaScript/TypeScript) Design and execute automated API, UI, integration, and regression test suites Validate REST APIs, WebSocket services, and database data Design, execute, and maintain performance and load tests using JMeter Create, maintain, and manage test data for automation and testing activities Collaborate closely with Manual QA Engineers and Software Engineers throughout the SDLC Participate in test planning, estimation, test strategy, and test case design Maintain and manage test cases using TestRail Track defects and collaborate with development teams using Jira Utilize AI tools to improve QA processes, productivity, and test automation workflows Create and maintain AI helper agents to support testing activities Continuously improve automation frameworks, testing processes, and quality standards Requirements 3+ years of experience in Automation Quality Assurance Strong understanding of QA processes, SDLC, and STLC Experience working in Agile/Scrum environments Strong analytical, problem-solving, and debugging skills Ability to work independently and collaboratively within cross-functional teams Proficiency in technical English Mentorship experience is considered a plus Technical Skills Strong experience with C#/.NET for backend automation Hands-on experience with Playwright using JavaScript or TypeScript Strong understanding of Object-Oriented Programming (OOP) principles Experience with automation frameworks such as NUnit or MsTest Hands-on experience with REST API and WebSocket automation Strong SQL knowledge, including complex queries, joins, and data validation Experience with JMeter for performance and load testing Experience with API testing tools such as Postman Experience with debugging/proxy tools such as Charles Proxy or Fiddler Good understanding of Git version control Experience with TestRail or similar test management systems Experience with Jira or similar project management tools Experience using AI tools (e.g., ChatGPT, GitHub Copilot, Claude, Gemini) in QA processes Experience creating and utilizing AI helper agents for QA activities

Location: Limassol, Cyprus FP Markets Group of Companies is a well-established multi-regulated broker, founded in Australia, offering traders access to CFD trading on Forex, Indices, Commodities, Stocks and Cryptocurrencies. We are growing and looking to recruit a Full-time Senior AQA Engineer (Fullstack) in the Cyprus office - a certified Great Place to Work®. We are developing a social trading platform and are looking for a strong automation engineer who will build end-to-end test coverage across all product layers, with a primary focus on native mobile applications (iOS / Android) and web. This is a role with real autonomy — you will not be "just another QA in the team," but the person who defines quality standards and gradually builds a process where code physically cannot be pushed to production without passing tests. Currently, there are no automated tests for the mobile applications at all — you will be responsible for building automation from scratch and establishing the surrounding processes. Reporting to: QA Lead Responsibilities: Design and develop a mobile automation framework from scratch for native iOS and Android applications Develop and maintain the backend automation framework (API testing) Cover critical social trading user scenarios: trade copying, deposits/withdrawals, trading account operations Extend test coverage at the web and API levels Integrate tests into CI/CD: execution on every commit, pipelines, reporting Establish pre-commit quality gates using Git hooks (husky / pre-commit) — mandatory test execution before code reaches the repository Execute tests on real devices, emulators/simulators, and cloud device farms Drive automation culture: introduce stabilization/automation iterations to prevent coverage degradation over time Candidate profile: Mobile Experience building mobile automation frameworks from scratch for iOS and Android Native drivers: XCUITest (iOS) and Espresso / UiAutomator2 (Android) Appium 2.x/3.x as a cross-platform tool for native / hybrid / mobile web Strong hands-on experience with Android Studio (ADB, emulators) and Xcode / Simulator Experience running tests on real devices and cloud farms (BrowserStack) Understanding of mobile app architecture, locator strategies, gestures, and testing under different network conditions Understanding that mobile tests are more logically maintained within the application repository rather than as a separate project in another language Languages and Frameworks Strong Java skills (modern versions); solid understanding of OOP Kotlin and Swift knowledge is a plus Test runners and assertions: JUnit 5, test data generation with Instancio / JavaFaker Web / API UI automation with Playwright (Java), Page Object Model, stable locators API automation: REST Assured, REST API and authorization handling Understanding of flaky tests and retry strategies Data Handling Databases: MariaDB / MySQL, state validation via SQL / JDBC Test data setup and cleanup CI/CD and Processes Build management with Gradle, custom tasks for different test suites CI/CD: GitLab CI / Jenkins, integrating automated tests into pipelines Git hooks / husky / pre-commit as a quality gate Reporting: Allure Test management: Jira Nice to Have Experience in fintech / trading / payment products Experience using AI tools in testing (Copilot, AI assistants for test generation/analysis) Experience with Testcontainers Familiarity with App Store / Google Play guidelines Our offer: A certified Great Place to Work®  reflecting our commitment to a positive culture, employee well-being, and support Welcoming, young and multicultural team with approachable leadership Ability to contribute to dynamic business at a growth phase High level of autonomy, support of ideas and putting your expertise into the best practices for the company Continuous personal development, training budget, growth with the company and opportunity to learn from industry leaders Competitive remuneration, regular salary reviews and performance-based incentive schemes Vibrant company life: from team activities to global celebrations New beautiful office in an easily accessible location with company-provided fruits, breakfasts and lunches Free access to multiple sports and wellness facilities across the country Free company-provided parking Medical insurance and pension fund after probation period A gift and a day off on your Birthday Visa and work permit support if required Journey to FP Markets: Interview with HR (30 - 45 min) Technical interview with your future manager (1 - 1.5h) Join our team and be a part of a professional, rapidly-growing company operating in a multicultural environment!

Location: Tallinn Web3 – Frontend QA Engineer Are you a QA engineer who loves working in the front-end? Do you thrive on manual testing, test automation, problem-solving, and ensuring top-quality releases? Join us as we build the next generation of iGaming products and brands, leveraging the exciting possibilities of Web3 technologies. We’re looking for someone who can take ownership of quality across our front-end , helping us maintain high standards while reducing manual testing efforts. A taster of what you will be involved with Be the go-to Quality Engineer for our Frontend Team Test manually and proactively enforce the highest quality standards Build, maintain, and improve our automated testing frameworks using the latest tools and best practices, aligned with our architectural principles Identify gaps in test coverage across our front-end and take action to fix them Embed a Quality-Built-In mindset by collaborating with engineers and suggesting improvements Contribute directly to our codebase, implementing changes that increase robustness and reduce time-to-market Work closely with CI/CD pipelines, release automation, and tooling enhancements What we are looking for 2+ years of QA experience on front-end systems Strong understanding of QA methodologies, test automation, and code coverage best practices Comfortable working with modern front-end technologies and Javascript Passionate about quality and delivering a seamless customer experience Analytical, self-driven, and solutions-oriented Good communication with English fluency, both written and spoken Tech stack & tools Front-end: JavaScript, Jest, Playwright CI/CD: GitHub Actions Other: JIRA, Confluence, TestRail Nice-to-haves: Experience in iGaming ISTQB certification or equivalent Degree in a relevant field

Location: New York, New York, United States About the Role iCapital is looking for a Software Developer in Test to join the Quality Assurance team. The ideal candidate brings practical knowledge of agile development methodologies and engineering best practices. As a Software Developer in Test (SDET), this role will work closely with the Development and Testing team. This individual will serve as a hands-on test engineer with managerial experience, capable of understanding, enhancing, and implementing existing automation test frameworks. This role will also collaborate closely with other engineers and product managers to support feature‑based testing. Responsibilities Build and implement robust automated test suites. Integrate automated test suites with current build and deployment processes. Maintain automated tests to reflect updates in system design and architecture. Implement the automation framework with existing tools (JIRA). Create, Manage, and Utilize Defect workflows with automated test execution. Design and publish meaningful metrics to support automation test creation and Perform all types of testing such as functional, API, automation, performance and load. Qualifications 8+ years of experience with QA engineering delivery experience 4+ years of delivery within Agile SDLC teams ideally with CICD Programming experience in Java with focus on behavior driven development (BDD) and test-driven development (TDD) and design patterns, ideally within continuous integration (CICD) Experience with Java microservices and REST APIs and exposure to React front end Knowledge of Java, JavaScript, and SQL Proficient in CI/CD technologies such as Maven, Sonar, Git, TeamCity/Jenkins, and Docker AI Integration experience is preferred Exposure to banking or finance environments is preferred Prior experience testing ETL processes is preferred Hands-on experience with testing tools including JUnit, RestAssured, Playwright, Protractor, and JMeter Benefits The base salary range for this role is $130,000 to $160,000. iCapital offers a compensation package which includes salary, equity for all full-time employees, and an annual performance bonus. Employees also receive a comprehensive benefits package that includes an employer matched retirement plan, generously subsidized healthcare with 100% employer paid dental, vision, telemedicine, and virtual mental health counseling, parental leave, and unlimited paid time off (PTO). We believe the best ideas and innovation happen when we are together. Employees in this role will work in the office Monday-Thursday, with the flexibility to work remotely on Friday. For additional information on iCapital, please visit https://www.icapitalnetwork.com/about-us Twitter: @icapitalnetwork | LinkedIn: https://www.linkedin.com/company/icapital-network-inc | Awards Disclaimer: https://www.icapitalnetwork.com/about-us/recognition/ iCapital is proud to be an Equal Employment Opportunity and Affirmative Action employer. We do not discriminate based upon race, religion, color, national origin, gender, sexual orientation, gender identity, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.