Вакансии

Location: Ukraine Workplace: Remote About B2Spin We are B2Spin, and we are dedicated to delivering the best Free-to-Play Social Casino and gaming experiences by creating captivating, engaging, and unique products that are accessible to everyone. We have built a team of talented professionals from all over the globe, who are working to continually improve the experiences of our players. We are not looking to just be part of the industry, but to revolutionize it. AI-Driven Engineering Culture We are actively building an AI-driven engineering organization with a clear and deliberate stance: artificial intelligence is a core part of how we build and deliver software — not an experiment, not a trend, and not an optional add-on. AI is embedded into our engineering workflows, from system design and prototyping to refactoring, testing, and code review. We expect engineers to be fully comfortable working in AI-driven environments and to treat AI as a primary productivity multiplier. Strong engineering judgment, architectural ownership, and accountability remain essential—AI amplifies our engineers, it doesn’t replace responsibility for technical decisions. The Role You'll be building and maintaining mission-critical payment systems that handle massive scale and directly impact millions of users worldwide. What you will be doing • Write well-designed, testable and scalable code in a timely manner • Take part in the full development cycle from sprint planning to release cycles • Ensure smooth development and cooperation between dev teams and product owners • Build and maintain high-load systems that handle massive scale • Troubleshoot production issues using metrics, alerts, monitoring and profiling • Contribute to seamless scaling and automation initiatives What we are looking for • Strong Java Core expertise (Java 8+) with proven track record in enterprise environments • Deep expertise in multithreading and high-load systems architecture • Solid SQL knowledge and database optimization skills • Strong experience with Docker and containerization ecosystem • Excellent troubleshooting skills with production monitoring tools • Strong English communication skills in speaking and writing Bonus points for: Experience with Clickhouse, GCP, Kafka ecosystem, ElasticSearch, Ebean, Protobuf, InfluxDB/Grafana, Google Services integration, SPA and modern mobile/web technologies, or fintech experience. Main technologies: Java, Spring, Spring Boot, Ebean-ORM, Quartz, Maven, Resteasy, Flyway, PostgreSQL 15, HTTP/Websockets, Netty, K8S/Docker, GCP, Jenkins, ELK, Grafana Why you will love it You’ll be at the forefront of AI-driven engineering in a fast-scaling environment where your code directly impacts millions of users. Work with cutting-edge technology (latest Java, Spring Boot, GCP, Kubernetes) while enjoying full remote flexibility, generous leave, and real opportunities for growth. Join a team that treats AI as a core engineering tool—not an experiment—and where engineering excellence, speed, and meaningful impact are part of everyday work.

Location: The Americas; Costa Rica; Tampa; Charlotte; Nashville; Brazil; Atlanta; Colombia; Philadelphia; Pittsburgh; Canada; Mexico Workplace: Remote ✨ ONE PLATFORM, A WHOLE WORLD OF OPPORTUNITY The best jobs have always clustered in a handful of the world's wealthiest cities. But talent is everywhere. Oyster set out to close that gap - building a global employment platform that lets companies hire, pay, and care for brilliant people anywhere. We're proof that a high-performing culture doesn't need an office. Distributed across 60+ countries since 2020, we've built something the industry keeps noticing: - Ranked #10 of 250 on TIME and Statista's 2026 list of America's Top WorkTech Companies https://www.oysterhr.com/library/oyster-hr-named-10-of-americas-top-worktech-companies-of-2026-by-time - Named one of America's Greatest Startup Workplaces 2026 https://www.oysterhr.com/library/oyster-2026-newsweek-award by Newsweek - A G2 Spring 2026 Leader https://www.oysterhr.com/library/oyster-named-best-roi-for-any-global-employment-platform-for-g2-spring-2026 across Employer of Record, Global Employment, Multi-country Payroll, and HR Compliance - The only B Corp-certified global employment platform ~ independently verified since 2023 Two of those rankings measured our business impact from the outside. One measured how our own people feel about working here. They landed in the same place ~ because at Oyster, culture and performance aren't separate conversations. They're the same one. And we're just getting started. If you want to do the best work of your career alongside people who care as much as you do, we'd love for you to apply. THE ROLE  Location: While this position is posted in a specific location, all of Oyster’s positions are fully remote and you can work from home. Forever. To create the best experience for our new hire, this role requires you to be based within -3 / - 8 UTC (Americas) as you will be supporting the Americas region. We are seeking a passionate and results-driven Customer Success Manager to join our dynamic team. As a Customer Success Manager (CSM), you will play a pivotal role in managing relationships with our diverse customer base, ensuring their success and satisfaction with our platform and services. This position offers an exciting opportunity to work in a fast-paced environment, collaborate cross-functionally, and make a significant impact on the customer experience. Our Customer Success POD is a dynamic and tightly-knit group committed to crafting a seamless customer journey. As a member of this team, you will be part of a collaborative environment where ideas flourish, and each team member's input is cherished. We foster a culture of continuous learning and growth, encouraging every team member to contribute their unique skills and perspectives to our shared goals. By joining our Customer Success POD, you'll become part of a supportive community that thrives on innovation, excellence, and a steadfast commitment to customer satisfaction. KEY RESPONSIBILITIES - Proactively manage and nurture relationships with a portfolio of customers, ensuring high engagement and satisfaction levels. - Responsible for addressing and managing customers' health cases assigned to them. - Respond to customer inquiries and requests within the Success scope, providing timely and effective solutions. - Conduct enablement sessions, product demos, and escalation calls with customers to drive adoption and address challenges. - Manage customer escalations and collaborate cross-functionally to resolve issues and ensure customer satisfaction. - Utilize data-driven insights to understand customer needs and preferences, advocating for their interests within the organization. - Identify opportunities for improvement and scalability in customer success processes, contributing ideas and solutions to enhance customer health. - Lead and participate in cross-functional projects aimed at improving customer engagement and satisfaction. - Act as the primary point of contact for internal teams, addressing and prioritizing requests from Sales, Support, and other departments. - Collaborate with the  Sales team to ensure customer retention, particularly in churn-risk situations. - Collaborate with Treasury on payment collection for late-paying customers - Work closely with Product, Sales, Support, and Marketing teams to ensure customers receive comprehensive support and maximize the value of our platform. - Stay abreast of product updates and industry trends, continuously enhancing your skills and knowledge to better serve our customers. REQUIREMENTS - Minimum of 2 years of experience in a Customer Success, Account Manager or quota-carrying role, preferably in a SaaS or technology company. - Proven track record of managing multiple customer relationships and driving customer success initiatives. - Ability to effectively manage customer expectations and any conflicts should they arise. - Exceptional communication skills, both verbal and written. - Strong interpersonal skills with the ability to build rapport and trust with customers. - Analytical mindset with the ability to leverage data to drive insights and decision-making. - Cross-functional collaboration skills with experience working across departments to achieve common goals. - Ability to thrive in a fast-paced, dynamic environment and adapt to changing priorities. - Strong organizational skills and attention to detail. - Passion for customer advocacy and commitment to delivering exceptional service. - Willingness to continuously learn and upskill to keep pace with product advancements and industry trends. - Proficiency in Zendesk, Asana, Notion, and Slack is a bonus. ATTRIBUTES THAT ARE NOT REQUIRED (BUT ARE A BONUS) - Experience in the HR industry and employment practices spanning multiple countries YOU'LL ALSO NEED - A reliable home internet connection (or be able to get one) - Proficiency in both written and spoken English language is required HOW WE WORK TOGETHER AT OYSTER Our values guide the work we do, the decisions we make, and the culture that makes Oyster what it is. We make it happen—progress is our default setting. We drive change, we build and give trust, and we move as one united team. Our mission is to create a more equal world of work: helping companies everywhere hire, pay, and care for talent anywhere. Everything we do ladders up to our mission. We embrace asynchronous, collaborative work and share how we operate in the Oyster Public HQ https://oysterhr.notion.site/Welcome-to-The-Reef-Oyster-s-Open-Source-Employee-Guide-fc482e3f107c4afd8c85ed217f1d0c1d so other global teams can learn from us. HOW YOU WORK With diverse locations, cultures, and needs, we created How YOU Work; https://oysterhr.notion.site/How-YOU-work-ac16c1932e314ffd8cb693e332458395 a program supporting your whole human experience at Oyster: - Work from anywhere: Oyster has no borders or HQ. As long as work is timely, your team is supported, and you're authorized to work where you live, you can work from anywhere. - Paid time off: Enjoy 40 days off per year (including holidays and vacation), or more if required by your country. - Mental health support: Access Plumm https://oysterhr.notion.site/Plumm-3b5e7e70dec6428e975f68f25972cfb7, our mental well-being service. - Wellbeing allowance: Each month, receive a wellbeing allowance in your ThanksBen wallet to spend on a wide range of options. - Flexible parental leave: All new parents are eligible for at least three months’ paid leave, with job protection for up to 12 months or as required locally. - WFH stipend: Receive a stipend for your laptop and home office equipment to get you set up quickly. ✨ THE BEST JOBS SHOULD BE AVAILABLE TO EVERYONE  We embrace diverse perspectives and intentionally build our product and company with an inclusive, global mindset. We encourage you to apply, even if you don’t meet every criterion, and are committed to a trust-based, thriving environment. Oyster is committed to ensuring equal opportunity of employment for qualified persons with disabilities and actively fosters an inclusive work environment. If you require reasonable accommodations throughout the recruiting process, please email jobs@oysterhr.com with the subject line: Interview Accommodations. Our available positions are on our careers page. Our team will only contact you from an @oysterhr.com email, and we will never ask for money as part of an interview process or job offer. If you receive a suspicious email about Oyster jobs or are directed to a site other than www.oysterhr.com/careers http://www.oysterhr.com/careers, please report it via our Compliance and Ethics Helpline https://faceup.com/c/8tpzyyye.

Location: Amman, Jordan We are looking to recruit an experienced Java Developer who would be responsible for designing and implementing server-side components of the software products as part of a team developing financial services using cutting-edge technologies. Responsibilities Design and develop high-volume, low-latency applications for mission-critical systems while portraying high-availability and performance. Contribute in all phases of the development life-cycle. Write well-designed, testable and efficient code. Ensure that designs comply with the specifications. Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review. Requirements BS/MS degree in Computer Science, Engineering or any related field. 2 - 5 years of experience in Java development. Proven hands-on Software Development experience. Proven working experience in Java development. Object oriented analysis and design using common design patterns. Excellent knowledge of Relational Databases, SQL and ORM technologies (JPA2, Hibernate). Knowledge of NoSQL Databases is a plus. Experience in Spring Framework. Application development experience with open-source tools like Apache frameworks, Tomcat, and Maven build tools. Experience in using Git version control system. Strong understanding of Software Testing, including, unit , integration, E2E, Performance, and TDD.

Задачи: — Разработка инновационного функционала с нуля (Feature Lead). — Проектирование элементов системы вместе с бизнес-аналитиками (System Design). — Покрытие кода тестами (Unit, Integration) и проведение Code Review (Quality). — Сопровождение системы и оперативное исправление дефектов (Reliability). Требования: — 5+ лет коммерческого опыта с Java 17/21 и Spring Boot / Cloud. — Уверенная работа с PostgreSQL и Kafka. — Понимание Docker, Kubernetes и инструментов мониторинга (Grafana, Prometheus). — Глубокое понимание многопоточности и распределенных систем. — Опыт в FinTech-проектах и уровень английского B2+. — Преимущество: опыт работы в Crypto-проектах. Условия: — Полная удалённая работа из любой точки мира. — Лояльное начало дня и гибкий 8-часовой рабочий день. — Возможность выбрать привычное оборудование для работы. — Внутренняя Академия, митапы, конференции и хакатоны для обучения. — Культура и мероприятия, где ценят каждого сотрудника.

Location: Limassol, Cyprus Workplace: on-site Our team is developing a payment gateway for accepting funds from users on behalf of merchants, as well as sending funds from merchants to users. The system involves storing user payment data and is subject to PCI DSS compliance. It contains multiple integrations with payment systems, providers, and other gateways and processors, including 3DS. Job Responsibilities Developing new payment features and services; Designing and implementing APIs (external and internal); Creating and maintaining processes in Camunda; Participating in the design and development of high-load system architectures; Supporting and enhancing existing solutions and services; Writing high-quality, test-covered code (unit tests, integration tests); Conducting code reviews, including frontend code; Optimizing system performance and database queries; Analyzing and resolving production incidents and bugs; Processing and resolving requests from technical support and users as part of daily duties; Analyzing documentation from external providers, conducting quick checks, and defining epics and tasks based on Proof of Concept; Collaborating with the QA team to ensure the high quality of the delivered product; Maintaining technical documentation and writing technical specifications; Assisting in onboarding new developers and ensuring code quality; Definition and formation of technical epics — analyzing existing solutions, identifying opportunities to improve system architecture, performance, and reliability, preparing improvement proposals, and aligning them with the team lead and architect; Participation in the creation of business epics — analyzing requirements, assessing feasibility, and proposing alternative or optimized solutions based on technical expertise; collaborating with analysts and product managers to determine the best implementation approach; Preparing tasks based on approved epics, ensuring proper detailing and alignment with architectural and business requirements; Estimating task completion timelines, participating in sprint planning, and providing accurate technical time and effort estimates. Important and Challenging Tasks: Creating and developing reliable payment solutions with high security and performance levels; Optimizing the performance and scalability of payment systems; Integrating complex external providers; Participating in ensuring system compliance with high-security requirements (PCI DSS and others). Technology Stack and Tools: Kotlin / Java; MySQL; Redis; Apache Kafka; Camunda 8; Redshift; Keycloak; AWS; Spring Framework; GitLab CI/CD; Jira; Sentry; Kibana; Grafana; AI-assisted coding tools (Copilot, ChatGPT, Codeium, etc.). You’ll thrive here if you have 3+ years of commercial development experience with Kotlin; Experience with the Spring Framework; Experience in developing payment solutions (billing, payment gateways, payment processors, exchanges); Practical experience integrating with external providers; Experience designing and optimizing relational databases (MySQL); Experience with NoSQL databases (Redis); Practical experience using AI-assisted coding tools (Copilot, ChatGPT, Codeium, etc.) to improve speed and quality of development; Ability to critically review AI-generated code, ensuring production-ready quality and compliance with company standards; Knowledge of Event-Driven Architecture principles and experience working with distributed messaging systems (e.g., Apache Kafka); Excellent command of core software development and design principles, test-driven development (TDD), and CI/CD processes; Experience implementing simple and moderately complex interfaces using ReactJS and/or Svelte; Strong understanding of microservice architecture; English proficiency level B1 or higher. Preferred Qualifications: Experience with Camunda (creating and supporting processes); Solid understanding of PCI DSS standards, ISO 27001, and other information security methodologies; Practical experience working with AWS; Experience with Jira and GitLab CI/CD. Conditions We know that great talent deserves great conditions, so here's what you can expect when joining us: EU-based employment contract and a 3-year Cyprus work visa with full support for your relocation and visa processes, including assistance for your family. EU passport. Opportunity to obtain an EU passport after 4 years of residence Full relocation package: flights to Limassol for you and your family, a company-covered apartment for the first month, and full relocation support to make your move smooth and hassle-free. Provident fund (Cypus): a long-term savings plan co-funded by you and the Company together (available after probation) that grows throughout your time with us in Cyprus. Transparent performance reviews twice a year, with bonus opportunities and salary adjustments. Private medical insurance for you and your family Corporate mobile plan (unlimited in Cyprus with roaming included) Mindfulness & well-being support, including psychological assistance with 50% coverage. 50% coverage of school and kindergarten fees for your children. Fully covered sports benefits, and also access to in-house electric scooters and bike rentals Professional growth support: language courses, conferences, training programs, and coaching. Peer recognition program: receive and share kudos for great work. A fully equipped office in Limassol’s city center, with everything you need for deep work and collaboration. Free breakfasts and lunches in the office and an in-house coffee bar with high-quality drinks and a health bar stocked with nutritious snacks. A strong engineering culture: international teams, corporate events, team buildings, and hackathons — because great work happens in great communities. Benefits are provided in accordance with the company’s policies and eligibility criteria. Recruitment process HR interview (40 min); Interview with hiring managers (1,5 hour); Test task; Final interview (1 hour) optional; Recommendations check; Offer.

Location: Abu Dhabi, United Arab Emirates Workplace: on-site At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a .Net Developer to join one of our clients ' teams. If you're looking for an exciting opportunity to grow in a innovative environment, this could be the perfect fit for you. Dot Net Developer, will work closely with senior developers and cross-functional teams to design, develop, test, and deploy innovative software solutions. Role Description Design and develop software systems, ensuring adherence to coding standards, best practices, and design patterns. Collaborate with senior developers and stakeholders to understand project requirements and objectives. Assist in designing and implementing software solutions that meet business needs. Write clean, maintainable, and efficient code following coding standards and best practices. Participate in code reviews and contribute to continuous improvement initiatives. Debug, troubleshoot, and resolve software defects and issues. Contribute to the development of technical documentation. Stay current with emerging technologies and industry trends to enhance skills and knowledge. Collaborate with cross-functional teams, including QA, UX/UI, and product management. JOB SPECIFIC KNOWLEDGE & SKILLS: Strong experience with version control systems (Git) including branching strategies (GitFlow, feature branching), pull requests, and code reviews. Proficient in modern front-end technologies including Angular, React, TypeScript, JavaScript (ES6+), HTML5, CSS3, with a solid understanding of component-based architecture, state management, and responsive design. Hands-on experience in back-end development using frameworks such as .NET Core / Java Spring Boot / Node.js, including building scalable and maintainable server-side applications. Experience in designing, developing, and consuming RESTful APIs, with understanding of API standards, versioning, authentication (JWT/OAuth), and integration patterns. Good understanding of database design and data management, including relational databases (SQL Server, MySQL, PostgreSQL) and NoSQL databases (MongoDB, Redis), along with query optimization and basic performance tuning. Familiarity with microservices architecture, including service decomposition, inter-service communication, and API gateway patterns. Exposure to cloud platforms (Azure, AWS, or GCP) and containerized environments using Docker and Kubernetes is an advantage. Experience with CI/CD pipelines (Azure DevOps, GitHub Actions, Jenkins) for automated build, testing, and deployment. Exposure to mobile application development (iOS, Android, or hybrid frameworks like Ionic/React Native) is an added advantage. Strong understanding of software design principles and patterns (SOLID, MVC, Repository Pattern, Dependency Injection, Clean Architecture). Experience with testing frameworks such as xUnit, NUnit, and understanding of unit testing, integration testing, and test-driven development (TDD). Proficient in debugging and troubleshooting, using browser developer tools, API testing tools (Postman), and backend logging/monitoring systems. Understanding of security best practices, including input validation, authentication/authorization, data protection, and secure coding standards. Familiarity with Agile/Scrum methodologies, sprint planning, backlog grooming, and collaborative development practices. Strong analytical, problem-solving, and communication skills, with the ability to work effectively in cross-functional teams. Demonstrates continuous learning mindset, with the ability to quickly adapt to new technologies, frameworks, and evolving industry trends. QUALIFICATIONS IENCE Strong understanding of programming languages such as C#, JavaScript, Typescript. Knowledge of web development technologies, frameworks, and tools (angular/react). Familiarity with database concepts and SQL. Basic understanding of software development methodologies and principles. Strong problem-solving and analytical skills. Excellent communication and teamwork abilities. Eagerness to learn and take on new challenges.

Location: TUI RIVER CRUISES, Worldwide ISMIRA Agency actively recruiting for position RECEPTIONIST for TUI Cruises! TUI River Cruises designed as boutique 'floating hotels' with a maximum of 155-190 guests, offering an intimate and relaxed atmosphere with a focus on immersive destination experiences. TUI Aria - adult only, modern & beautiful river ship, the largest in European fleet. The Receptionist is responsible for the efficient operation of the Reception Desk, ensuring that passengers are treated in a polite and friendly manner and that their questions and concerns are handled correctly. Conditions: One of the most reputable brands in European river cruising Seasonal work from spring to fall (8-10 months) Days off & paid vacation during contract Free food and shared accommodation on board Competitive salary package Medical insurance provided during contract Beautiful European routes (you work and travel at the same time) Modern, well-maintained river long ships Multinational team and positive working environment Duties and Responsibilities: Deliver professional, courteous, and consistent service aligned with company standards and procedures. Perform guest check-ins and check-outs efficiently. Handle guest complaints and special requests professionally, escalating to supervisors when necessary. Communicate relevant information effectively within the team and across departments. Maintain full display of all items in the onboard shop according to company standards. Verify all people onboard (guests and crew) during departures and prevent unauthorized access. Assist the 1st Receptionist with preparations for upcoming cruises and closing procedures for current cruises. Process guest accounts, perform daily closings, and enter guest and crew information during embarkation. Count and reconcile cash at each shift change. Ensure proper handling and maintenance of all equipment, devices, and machinery. Maintain and update the safety book according to instructions. Requirements: Age 18+ from EU and also all nationalities we work with Senior Receptionist experience or even better Front Desk Supervisor + Purser + Finance Ship experience preferred No visible tattoos that can not be covered by uniform. For non-EU candidates, a German Visa D will be required. Safety certificates and US Visa are NOT needed. Advanced level of English - spoken and written. No additional languages needed. Experience in bookkeeping, accounting, ordering, and inventory control. Able to remain calm and effective under pressure. Comfortable working in multicultural environments. Highly organized, disciplined, and dependable. Strong problem-solving and complaint management skills. Very good computer knowledge, especially in MS office. Nationalities that we process: EU and non-EU from 🇷🇺 🇧🇾 🇺🇦 🇲🇩 🇰🇿 🇰🇬 🇺🇿 🇦🇲 🇦🇿 🇹🇯 🇹🇲 🇬🇪 Last updated: December 29, 2025 You can submit your Resume here by pushing APPLY TO POSITION button below If you are not sure what position to apply for, you may instead submit a general application here and we will advise you: https://ismira.breezy.hr/p/c3fb653b09b501-general-application-for-hospitality-positions

Location: Singapore, Singapore Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me, Do the Right Thing, and Get Things Done. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. About The Opportunity We’re looking for a Java Engineer to join our Fraud Risk team! This role will provide an early and significant impact on the engineering team. You will be expected to be responsible for such areas as implementation and support of backend microservices, working closely with the frontend and cross-functional teams to coordinate complex deliverables, do research and provide meaningful feedback about any decision being made within the team. Following are some domains you will have opportunities to work with: Real-time fraudulent monitoring with highly configurable rules Event data stream ingestion which supports near real-time fraud rules setup Advanced A/B testing capabilities for our customers so they can leverage greedy algorithms and fight fraud Powerful tools and innovative data science driven solutions for business user Full feature risk ecosystem What You’ll Be Doing Proficiency with Java stack and JVM (memory/performance tuning, GC) Proficiency with developing Web Services, SOA, REST APIs, Message Queue, Distributed/Scalable Architecture Proficiency in Spring Framework (Spring Boot), Hibernate (or similar ORM), Maven, Git Design and develop 24/7 high scale APIs and distributed system, the tech stack will be on Alicloud/AWS Strong CS fundamentals, solid knowledge of OOP/OOD, GoF design patterns Write unit tests, integration tests and CI/CD scripts Own, monitor and improve our services in production Development and testing of high quality product features spanning multiple product domains Work with engineering managers, architects, engineers & QA to develop innovative solutions that meet market needs w.r.t functionality, performance, reliability, realistic implementation schedules and adherence to development goals and principles Be a technical leader; research and promote new technologies and tools Face technical challenges - performance, fault-tolerance, security and live production issues Be involved throughout our service life cycle, influence every step of the way What We Look For In You Min. 5+ years of experience in Software Development Possess a solid foundation in Java, with a deep understanding of JVM configuration optimisation strategies and tuning, IO, multi-threading, concurrency frameworks, common data structures, algorithms, and design patterns Good programming specifications and rich work experience Familiar with mainstream open-source application frameworks, such as SpringBoot, SpringMVC, Mybatis, SpringCloud, etc. Experience with MySQL, Oracle, and other databases, with an in-depth understanding of things, locks, indexes, database and SQL optimisation, design methods such as sub-database sub-table, leader/follower synchronization Familiar with common middleware, such as Kakfa, ELK, Hologres, etc. Possess a deep understanding of the design principles of common caching systems, such as Memcached, Redis, etc. and be able to accurately choose caching solutions Have a good understanding of distributed system principles, including CAP, consistency, idempotent operation, etc. Work well in a team environment and be able to effectively drive cross-team solutions that have complex dependencies and requirements Results-oriented, self-learner, problem solver with 'can do' attitude Clear logic, quick thinking and good communication skills Bilingual is highly preferred (Mandarin and English) as the team will be working with stakeholders in different regions Nice-To-Have Already or are eager to become an expert in the blockchain and cryptocurrency landscape and will understand how speculators, traders, digital asset exchanges, blockchain money services businesses and financial institutions operate Experience working in a disruptive technology, successfully launching products, ideally, within FinTech, eCommerce, SaaS, AdTech, or Digital Wallet business experience A history (and preference) of being both strategic, analytical and execution-oriented Familiarity with product management processes and tools Experience working with teams across different time zones Perks & Benefits Competitive total compensation package Various team building programs and company events Wellness and meal allowances Comprehensive healthcare schemes for employees and dependants More that we love to tell you along the process! Notice: All official OKX vacancies are published on this website. While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated. If in doubt, please apply directly through our official careers website. Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX 's Candidate Privacy Notice .

Location: Hong Kong, Hong Kong SAR Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. Key Responsibilities Design and optimize high throughput order execution systems with sub-millisecond latency targets Build real time market data pipelines aggregating order books and price feeds from multiple exchanges Implement position tracking with exchange reconciliation, risk limits, and multi account support Develop exchange connectivity using FIX 5.0+, WebSocket, and HTTP/2 protocols Profile and eliminate latency hotspots using garbage free coding and lock free concurrency Implement pre-trade risk controls, circuit breakers, and rate limiters Qualifications Solid STEM (Science/Technology/Engineering/Mathematics) education background. 5-8 years software development experience, preferably in trading/oms/latency sensitive systems Strong Java 17+ proficiency with understanding of JVM internals and GC behavior Hands-on experience with FIX 5.0+, WebSocket, and HTTP/2 protocols Solid multi-threaded programming and concurrent systems knowledge Understanding of order lifecycle and market microstructure basics Strong problem solving skills and attention to detail Excellent communication and collaboration skills Ability to work independently and as part of a team in a fast paced environment Preferred Skills Cryptocurrency/Digital Assets: Crypto exchange APIs, DeFi, blockchain trading Execution Algorithms: TWAP, VWAP, iceberg, sniper, or other smart order routing strategies IPC Technologies: Aeron, Chronicle Queue, shared memory messaging Proficiency or strong interest in Rust for performance critical systems development Low latency libraries: Agrona Collections, Protocol Buffers, SBE for high performance serialization Spring Framework, Netty, Vert.x Timeseries databases (e.g InfluxDB) Redis, etcd for caching and coordination Technical Environment Languages : Java 17+, Rust, Python Protocols : FIX 5.0+, WebSocket, HTTP/2 Stack : Spring, Netty, Aeron, Chronicle Queue, Redis, MySQL, InfluxDB Perks & Benefits Competitive total compensation package L&D programs and education subsidy for employees' growth and development Various team building programs and company events Wellness and meal allowance Comprehensive healthcare schemes for employees and dependants More that we love to tell you along the process! Please note that Hong Kong is a group-level service hub, and OKX does not carry on a business of operating a virtual asset trading platform in Hong Kong. Notice: All official OKX vacancies are published on this website. While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated. If in doubt, please apply directly through our official careers website. Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX 's Candidate Privacy Notice .

Задачи: — Реализация интеграционного взаимодействия между СЭД Тезис и несколькими внешними системами посредством брокера сообщений. — Взаимодействие с внешними командами разработки (Backend/Frontend) для успешной отладки кода. Требования: — Опыт работы в кредитной организации или на проекте кредитной организации (предпочтение кандидатам, которые напрямую работали в банке и касались внутренних процессов). — Релевантный опыт работы от 3 лет на аналогичной позиции. — Опыт работы от 2-х лет на Java. — Знание Spring Framework (Spring Core). — Опыт проектирования реляционных хранилищ данных. — Отличное владение SQL, умение строить сложные запросы. — Опыт работы с PostgresSQL или одной из реляционных баз данных. — Опыт работы с Cuba Platform. — Знание Apache Kafka. — Опыт работы с Объективными хранилищами (S3). — Понимание Событийно-ориентированной архитектуры. — Опыт работы с СЭД Тезис. — Умение налаживать коммуникации между большим количеством смежных команд. — Для кандидатов мужского пола наличие военного билета. — Гражданство РФ. Условия: — Проектная работа на 6 месяцев с возможностью пролонгации. — Оформление по ИП РФ (не ГПХ, не СЗ) + 0.1 по ТК (для доступа в банк). — Удаленный формат работы из любой точки РФ. — Работа в банке, команда занимается внедрением системы электронного документооборота ЭДО ТЕЗИС, кастомизация коробочного функционала в соответствии с потребностями банка. — Интеграция с другими системами для автоматизации документооборота. — Цель проекта - реализовать интеграцию между системами ТЕЗИС и ДИАДОК, ТЕЗИС и корпоративным порталом. — Этапы отбора: 1. Техническое интервью, 2. Интервью с командой.

Location: Saratoga Springs, Utah Pay: $22.00 - $25.00 per hour We here at ABA Achievers are on the hunt for a dynamic, enthusiastic, and driven Registered Behavior Technician (RBT) to become an integral part of our mission-driven clinical team. If you have a passion for helping children with autism and developmental disabilities reach their full potential, we want you. Responsibilities: Implement ABA therapy programs under BCBA supervision across home, school, and center-based settings Collect accurate session data and enter documentation into Rethink within 24 hours of each session Maintain consistent fidelity to individualized behavior intervention plans (BIPs) Participate in the 7-day and 30-day new hire check-in process Maintain professional communication with families and report observations to supervising BCBA Skills: Minimum 6 months of hands-on experience working with children with developmental disabilities Current RBT certification Experience with ABA data collection and session documentation Strong communication and interpersonal skills Patience, creativity, and genuine passion for supporting the autism community Benefits: Flexible scheduling options Professional development assistance and RBT certification support Opportunities for advancement to BCBA supervision track User-friendly Rethink app provided for easy session tracking and note-taking Supportive and mission-driven clinical team What sets you apart? Your dedication to helping, educating, and supporting the autistic community is evident in everything you do. You bring energy, creativity, and consistency to every session. You thrive in dynamic environments where two days are rarely the same, and your communication skills make families feel informed and supported. You're not just a technician, you're a champion for every child on your caseload. www.abaachievers.com

Location: Colorado Springs, CO $22–$25/hour | Based on Experience & Education | Flexible Scheduling Make a meaningful impact—one client, one family, and one day at a time. 💙 ABA Express is looking for a passionate, energetic, and compassionate RBT/Paraprofessional to join our growing clinical team! If you love working with children, supporting families, and helping clients reach their goals, we’d love to meet you. What You'll Do Implement individualized ABA programs under BCBA supervision in home, school, and center-based settings Collect session data and complete documentation in Rethink within 24 hours Maintain fidelity to individualized behavior intervention plans (BIPs) Participate in 7-day and 30-day new-hire check-ins Communicate professionally with families and supervising BCBAs Build positive, supportive relationships with clients and families What We're Looking For At least 6 months of experience working with children with developmental disabilities Current RBT certification or willingness to obtain certification Experience with ABA data collection and documentation Strong communication and interpersonal skills Patience, creativity, reliability, and a genuine passion for supporting the Autistic community Ability to work independently and collaboratively What Makes Someone Stand Out? ⭐ You bring compassion, creativity, patience, and consistency to every session. You enjoy building relationships, communicate well with families and team members, and thrive in a dynamic environment where no two days are exactly the same. What We Offer 🌟 💰 $22–$25/hour 🗓️ Flexible scheduling 📚 Professional development assistance 🎓 RBT certification support 🚀 Opportunities for professional growth 📱 User-friendly Rethink app for session tracking and documentation 🤝 Supportive, mission-driven clinical team Ready to Make an Impact? 💙 Join ABA Express and help us create meaningful change for children and families throughout the Denver Metro Area . 🌐 www.abaexpress.net

Задачи: — Разрабатывать и поддерживать backend-сервисы — Участвовать в проектировании микросервисной архитектуры — Писать unit-тесты — Работать с интеграциями (gRPC, Kafka) — Участвовать в код-ревью и технических обсуждениях Требования: — Опыт работы Java-разработчиком от 6 лет — Опыт работы в крупных компаниях (например, ВТБ, Авито, Ozon и др.) — Обязательный опыт участия в банковских проектах — Знание Kotlin — Знание Spring Framework — Знание Spring Boot — Знание JUnit — Знание Hibernate — Знание Maven — Знание PostgreSQL — Знание Redis — Знание gRPC — Знание Kafka — Знание Docker — Знание GitLab CI/CD или Jenkins Условия: — Удаленная работа — Высоконагруженная среда, микросервисная архитектура — Строгие требования к качеству кода и архитектурным решениям — Оформление: ТК, ИП, СЗ

Задачи: — Проектировать, выполнять и управлять этапами разработки Java-приложений — Участвовать в архитектурном развитии программных продуктов — Анализировать, исследовать и предлагать идеи по новым программным решениям — Поддерживать чистый и сложный код, над которым могут работать другие — Отлаживать и тестировать программное обеспечение — Выявлять ошибки, узкие места и другие проблемы в коде и предлагать способы их решения и / или улучшения — Писать эффективный, проверяемый и надежный код — Быть в курсе альтернативных технологий и инноваций Требования: — Высокий уровень владения Java (17+) и обширные знания его экосистем — Глубокие знания объектно-ориентированного программирования — Твердое понимание разнообразия дизайна и архитектурных паттернов — Возможность писать библиотеки Java, которые можно использовать повторно — Твердое понимание принципов микросервисной архитектуры — Умение писать чистый, эффективный и легкий для чтения код Java — Обширное понимание основных принципов проектирования масштабируемого приложения — Владение технологиями/инструментами: Spring (mvc, security, core, boot, data) или/и Quarkus, JPA/Hibernate, PostgreSQL, Kafka, Docker, docker-compose, Kubernetes — Умение работать в системах BitBucket, Jenkins, Nexus, Jira, Confluence Дополнительные пожелания: — Более трёх лет опыта работы на аналогичной должности — Стремление идти в ногу с отраслью по мере ее развития и развития — Опыт разработки высоконагруженных, горизонтально-масштабируемых приложений — Опыт работы с MongoDB — Опыт работы с BPM-системами Условия: — Полностью удаленная работа в аккредитованной IT-компании (гражданство РФ или РБ) — Гибкий график работы для баланса между работой и личной жизнью — Современная методология работы: Agile/Scrum — Благоприятные условия для профессионального и личностного роста, возможность работы над инновационными проектами и развитие управленческих навыков — Корпоративная культура: открытость, сотрудничество, поддержка, дружный коллектив — Корпоративные скидки на обучение, отдых и медицину (Skillbox, ЛитРес, Инвитро и т.д)

Location: Singapore, Singapore Who We Are At OKX, we believe that the future will be reshaped by Crypto, ultimately contributing to every individual's freedom. OKX began as a crypto exchange giving millions of people At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me , Do the Right Thing , and Get Things Done . These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more. Responsibilities Payment System Development: Design, develop, and optimize OKX Pay's payment backend systems; build highly available, high-concurrency, scalable payment infrastructure. Scan-to-Pay Capabilities: Contribute to core QR/scan-to-pay functionality across the critical path — payment code generation, scan recognition, order creation, payment confirmation, state transitions, timeout handling, risk-control validation, and exception compensation. Transaction Processing & Fund Flows: Design and implement secure, stable transaction processing systems covering orders, payments, clearing and settlement, reconciliation, refunds, and callback notifications. Crypto & Stablecoin Payments: Build crypto and stablecoin payment capabilities — on-chain transfers, transaction confirmation, address management, asset crediting, and payment-status synchronization — and integrate them with traditional payment experiences. System Stability & Problem Solving: Safeguard the stability of core payment flows; diagnose and resolve complex production issues including performance bottlenecks, data-consistency problems, fund-security risks, and abnormal transaction scenarios. Technical Optimization & Engineering Quality: Continuously improve system architecture, code quality, monitoring and alerting, exception compensation, and observability to raise the security, reliability, and maintainability of the payment system. Requirements Java Backend Experience: Solid Java development skills, fluent in Spring Boot and mainstream Java backend frameworks, with experience building high-concurrency, high-availability systems. Payments Domain Experience: Hands-on experience with payment systems and their core flows — payment orders, payment state machines, callback notifications, reconciliation, refunds, clearing/settlement, and exception compensation. Scan-to-Pay Experience: Background in scan-to-pay, acquiring, aggregated payments, merchant payments, wallet payments, or similar products, with familiarity across the full business and technical chain. System Design: Strong architecture design ability, capable of designing reliable transaction paths, state-transition mechanisms, and idempotency, retry, and compensation mechanisms. Data Consistency & Fund-Security Awareness: Understanding of the importance of data consistency, transaction handling, idempotency, deduplication, concurrency protection, risk-control validation, and fund security in payment systems. Crypto / Stablecoin Payment Understanding: Familiarity with the fundamentals of crypto and stablecoin payments and on-chain asset movement, including on-chain transfers, transaction confirmation, address systems, Gas, and crediting confirmation. Problem-Solving: Able to independently troubleshoot complex production issues, with strong log analysis, tracing, performance-optimization, and recovery skills. Ownership & Execution: Strong ownership; able to drive problems to resolution and ship projects in a fast-changing environment. Nice-to-Haves Stablecoin Payment Experience: Project experience with USDT, USDC, or other stablecoin payments, collection, settlement, crediting, or on-chain confirmation. Scan-to-Pay / Acquiring Experience: QR payments, merchant acquiring, aggregated payments, payment gateways, cross-border payments, or offline payment scenarios. Account & Ledger Systems: Experience with payment accounts, fund accounts, merchant accounts, ledger systems, clearing/settlement systems, or reconciliation systems. Blockchain Fundamentals: Familiarity with the transaction mechanisms, address models, and asset-transfer flows of EVM, Tron, Solana, or other mainstream chains. Risk & Compliance Awareness: Understanding of payment risk control, anti-fraud, limits, allow/deny lists, KYC/KYT, and AML mechanisms. High-Concurrency Transaction Systems: Experience building high-concurrency order systems, trading systems, payment gateways, acquiring systems, or finance-grade core systems. Who You Are A solid Java backend engineer with deep understanding of payment systems, especially scan-to-pay, acquiring, merchant payments, or wallet payments. You care not only about shipping features but also about fund security, system stability, exception compensation, reconciliation consistency, and the user's payment experience. You don't need to be a senior blockchain expert, but you have a basic grasp of crypto and stablecoin payments and are eager to explore new payment models that combine traditional payment experiences with on-chain assets. Perks & Benefits Competitive total compensation Comprehensive insurance coverage for employees and their dependants More that we love to tell you along the process! Notice: All official OKX vacancies are published on this website. While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated. If in doubt, please apply directly through our official careers website. Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX 's Candidate Privacy Notice .

Location: Hong Kong Who We Are: Galaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that runs on code. Galaxy delivers the onchain infrastructure that connects institutions to digital assets, including trading, advisory, asset management, staking, self-custody, and tokenization. Galaxy also develops and operates data center infrastructure to power AI and HPC workloads. Anchored by its Helios campus in Texas, Galaxy is building a multi-gigawatt pipeline of more than 5.7 GW of potential capacity, positioning it among the largest and fastest-growing data center developers in North America. The Company is headquartered in New York City, with offices across North America, Europe, the Middle East, and Asia. Additional information about Galaxy's businesses and products is available on www.galaxy.com . What We Value: We are a diverse team of free thinkers, and fast movers united to help investors and creators energize the global economy. We are looking for individuals who thrive in a culture of builders and overachievers and embrace high performance, transparent feedback, and a mission-first approach. Our culture shapes our way of working and gets us where we want to be. Seek Excellence. Be Selective To Be Effective. Be Highly Aligned, Loosely Coupled. Disagree Transparently. Encourage Independent Decision-Making. Build Dream Teams. Who You Are: We are looking for talented software engineers to join our Lending technology team to build the next generation of crypto Lending systems. You can work independently, have strong analytical and problem-solving skills, and a desire to own issues and see them through to resolution. What You'll Do: You will work on core lending infrastructure, including collateral management, interest calculations, liquidations, and integrations with blockchain networks and traditional financial systems. Responsibilities will include: Design, develop, and maintain backend services for crypto lending and borrowing products Implement core lending logic including: Loan origination and lifecycle management Collateral valuation and margining Interest rate models and accrual Liquidation and risk management mechanisms Build reliable, scalable APIs for internal and external consumers Integrate with blockchain networks, smart contracts, custodians, oracles, and pricing feeds Collaborate with product, risk, and compliance teams to translate business requirements into robust systems Write clean, well-tested, and well-documented code Participate in code reviews and architectural discussions Monitor and improve system performance, security, and reliability in production What We’re Looking For: 10+ years of relevant development experience Excellent core Java skills Knowledge of Spring and Kafka Experience developing microservices Code optimization and profiling capabilities Bonus Points: Experience leading a team Development experience with OMS and Risk Systems Knowledge of traditional financial products Options Forwards Futures Docker / Kubernetes / AWS Knowledge of crypto Knowledge of crypto products Perpetual Forwards (perps) On-Chain Borrows / Lends What We Offer: Competitive base salary and discretionary bonus Flexible Time Off (i.e. unlimited paid vacation days) Company paid sick leave Company-paid health and protective benefits for employees, partners, and other dependents Generous paid Parental Leave Free virtual coaching and counseling sessions through Headspace Opportunities to learn about the Crypto industry Free daily snacks in-office Smart, entrepreneurial, and fun colleagues Employee Resource Groups Apply now and join us on our mission to engineer a new economic paradigm. Galaxy respects diversity and seeks to provide equal employment opportunities to all employees and job applicants for employment without regard to actual or perceived age, race, color, creed, religion, sex or gender (including pregnancy, childbirth, lactation and related medical conditions), gender identity or gender expression (including transgender status), sexual orientation, marital or partnership or caregiver status, ancestry, national origin, citizenship status, disability, military or veteran status, protected medical condition as defined by applicable state or local law, genetic information or predisposing genetic characteristic, or other characteristic protected by applicable federal, state, or local laws and ordinances. We will endeavor to make a reasonable accommodation to the known limitations of a qualified applicant with a disability unless the accommodation would impose an undue hardship on the operation of our business. If you believe you require such assistance to complete the application process or to participate in an interview, please contact careers@galaxy.com.

Задачи: — Проектирование и разработка высоконагруженных микросервисов на Java 17+. — Формирование стратегии развития архитектуры платформы и её компонентов. — Аудит существующих решений и внедрение инновационных архитектурных улучшений. — Анализ, интеграция внешних сервисов и предложения по их развитию. Требования: — Опытный Java-разработчик/архитектор от 6 лет коммерческого опыта. — Глубокое владение Java 17+, Spring Framework, PostgreSQL (или Oracle). — Уверенная работа с Docker и Kubernetes. — Опыт проектирования клиент-серверных взаимодействий и систем с высокой нагрузкой. — Способность проектировать, документировать и улучшать сложную архитектуру, работать с большими кодовыми базами. — Будет плюсом: Опыт работы с BPM и BI-решениями. Условия: — Участие в уникальных проектах национального масштаба. — Гибкий гибридный формат работы после испытательного срока. — Предоставляется релокационный пакет. — Возможности для профессионального развития и реализации смелых архитектурных идей. — Современный стек технологий и собственные разработки. — Широкий социальный пакет: ДМС, расширенный отпуск, льготный отдых в собственных санаториях, подарки детям, активная спортивная жизнь и многое другое.

Задачи: — Разработка сервисов на Java с использованием Spring Boot; — Реализация и поддержка бизнес-процессов в Camunda; — Интеграция сервисов между собой и с внешними системами; — Встраивание проверок доступа и политик авторизации через OPA; — Участие в проектировании API и контрактов взаимодействия; — Ревью кода и техническая поддержка младших разработчиков; — Совместная работа с архитектором и DevOps-командой; Требования к кандидату: — Опыт коммерческой разработки на Java от 5 лет; — Глубокое знание Spring Boot, Spring Web, Spring Data; — Опыт работы с BPMN, DMN, orchestration процессов (Camunda); — Понимание принципов воспроизведения и контроля доступа; — Опыт интеграции с API или другим policy-based решениями; — Уверенная работа с REST API и JSON; — Опыт работы с реляционными БД; — Навыки написания чистого, поддерживаемого кода. Дополнительные требования: — Опыт работы с Kubernetes и контейнерами; — Знание OAuth2 и OpenID Connect; — Опыт работы с event-driven архитектурой; — Понимание CI/CD и практик DevOps; — Опыт участия в архитектурных обсуждениях и принятии решений. Условия: — Гражданство РФ; — Полная занятость (fulltime); — Оформление как ИП.