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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 .

Location: Berlin, Germany Workplace: remote ABOUT YOU   The ideal candidate will be responsible for managing RDBMS and NoSQL solutions, optimizing performance, implementing replication and high availability, and providing support to development teams.   ABOUT US   Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund, distribute, market, and monetize their games. Grounded in the belief in the future of video games, Xsolla is resolute in the mission to bring opportunities together, and continually make new resources available to creators. Headquartered and incorporated in Los Angeles, California, Xsolla operates as the merchant of record and has helped over 1,500+ game developers to reach more players and grow their businesses around the world. With more paths to profits and ways to win, developers have all the things needed to enjoy the game.   For more information, visit xsolla.com. Responsibilities Manage RDBMS and NoSQL solutions Ensure database performance, scalability, high availability, and disaster recovery across environments deployed on bare-metal servers and virtual machines Implement and manage replication сhains, partitioning / sharding, backups Assist development teams in creating, optimizing, and problem solving with RDBMS and NoSQL solutions Troubleshooting Drive automation using Terraform, Puppet, and custom tooling for infrastructure and database lifecycle management Qualifications 5+ years of experience as a Database Administrator Bachelor's Degree or equivalent experience in Computer Science, Technology, or a related field of study Expert-level experience with at least one of MySQL, PostgreSQL Familiarity with other RDBMS or NoSQL solutions Strong knowledge of SQL (DDL, DML, DCL) Experience with AWS or GCP cloud platforms Proficiency in Linux Excellent interpersonal and communication skills, with the ability to convey technical information to non-technical stakeholders Strong analytical and problem-solving abilities English language proficiency at B2 level or higher A plus if: Experience in scripting, automation, and Infrastructure-as-Code (IaC) tools (e.g., Terraform, Puppet, Bash/Python) Team management experience Familiarity with observability tools like Datadog, Prometheus, Grafana, or Zabbix Benefits   We are passionate about fostering a supportive environment for our team, so we prioritize the physical, mental, and emotional well-being of our employees through a comprehensive Benefits Program. This includes unlimited Flexible Time Off, Gym membership, monthly train ticket and a personalized career roadmap for each employee. By investing in professional development through training and educational opportunities, we ensure that our team thrives both personally and professionally. Together, we’re not just building a business; we’re cultivating a community that values creativity, collaboration, and the transformative power of play.   The duties and responsibilities of this position may evolve over time to support the organization’s goals and individual growth. This job description is intended to outline the general nature and level of work being performed and is not intended to be an exhaustive list of all duties, responsibilities, and qualifications required.   By submitting your application, you consent to Xsolla conducting background checks, where permitted by law, after the final interview stage. All checks will comply with local regulations, and your information will be handled confidentially.   Xsolla takes your privacy seriously and will not sell or externally distribute any personal data received during the hiring process. In accordance with applicable data protection laws, Xsolla is committed to protecting your personal information and respecting your privacy.   For any inquiries related to data privacy, please contact: careers@xsolla.com   Explore more opportunities at: https://xsolla.com/careers

Задачи: — Написание кода в соответствии со спецификациями; — Интеграция с программными компонентами и сторонними сервисами; — Верификация и развертывание программ и систем; — Профайлинг кода; — Рекомендации по улучшениям и их реализация; — Анализ причин системных ошибок; — Быть в курсе актуальных технологий индустрии. Требования: — Опыт работы с Symfony от 2-х лет; — Хорошее знание PHP 7+; — Опыт с GIT; — Понимание объектно-ориентированного программирования с использованием современного MVC-фреймворка; — Опыт с RESTful APIs; — Знание SQL; — Способность обучаться новым языкам и технологиям; — Внимание к деталям. Условия: — Удалённая работа в продуктовой компании. — Основной стек: Symfony, Phalcon, GIT, RESTful APIs, MySQL, RabbitMQ, Docker.

Задачи: — Разработка и развитие backend-сервисов на Go — Проектирование микросервисной архитектуры — Реализация event-driven взаимодействия между сервисами (Pub/Sub, очереди) — Работа с WebSocket-соединениями и real-time потоками данных — Проектирование и реализация gRPC API — Разработка логики финансовых расчётов (decimal-арифметика, точность, атомарность операций) — Обеспечение ACID-гарантий и атомарных транзакций — Оптимизация производительности и снижение latency — Работа с нагрузкой 1000+ TPS в пиковых значениях — Проектирование схем баз данных и оптимизация запросов — Участие в решении задач масштабирования и отказоустойчивости — Написание unit и integration тестов — Участие в code review и технических обсуждениях Требования: — 5+ лет коммерческой backend-разработки — 3+ лет разработки на Go — Глубокое понимание concurrency в Go (goroutines, channels, context) — Понимание принципов микросервисной архитектуры — Опыт построения event-driven систем — Опыт работы с очередями и брокерами сообщений — Уверенная работа с MySQL (индексы, транзакции, оптимизация) — Понимание финансовой арифметики (decimal, точность вычислений, отсутствие float-ошибок) — Опыт работы с Redis — Понимание принципов построения low-latency систем — Опыт работы с Docker и Git — Уверенная работа в Linux-окружении Будет преимуществом: — Опыт работы в домене: CEX, DEX, Market making, Fintech, Payments — Опыт работы с высоконагруженными системами (1000+ TPS) — Опыт построения real-time систем (WebSocket, streaming) — Опыт работы с gRPC — Понимание circuit breaker, retry-политик, backoff-стратегий — Опыт внедрения мониторинга (Prometheus, Grafana) — Понимание принципов горизонтального масштабирования — Опыт работы с Kubernetes Условия: — Полностью удалённый формат работы — Участие в разработке сложного высоконагруженного продуктового решения — Реальная инженерная свобода и влияние на архитектуру — Оплата USD/USDT/RUB

Задачи: — Разработка и развитие backend-части продукта на PHP 8; — Проектирование архитектуры сервисов и баз данных; — Написание и оптимизация сложных SQL-запросов; — Обеспечение стабильности и производительности системы; — Написание автотестов и поддержка качества кода; — Участие в code review и технических обсуждениях; — Взаимодействие с frontend-разработчиками и другими backend-инженерами; — Участие в решении задач, связанных с нагрузкой и масштабированием. Требования: — 6+ лет опыта коммерческой разработки на PHP; — Уверенное владение PHP 8; — Опыт в igaming/payment solution providers/fintech; — Глубокое понимание ООП и паттернов проектирования; — Уверенная работа с MySQL, включая сложные запросы и оптимизацию; — Опыт проектирования схем баз данных; — Опыт разработки на Laravel (знание Symfony будет преимуществом); — Опыт написания unit и integration тестов; — Опыт работы с Redis; — Уверенное использование Docker и Git; — Хорошее понимание Linux, уверенная работа в консоли; — Базовая настройка и понимание работы nginx. Будет преимуществом: — Опыт работы с высоконагруженными системами; — Опыт проектирования и поддержки масштабируемых сервисов; — Опыт работы с Golang; — Понимание принципов отказоустойчивости и мониторинга. Условия: — Полностью удалённый формат работы; — Участие в разработке сложного продуктового решения; — Выплаты USD/USDT; — Минимум бюрократии и быстрые процессы.

Задачи: — Отвечать за стабильность и бесперебойную работу сервиса: мониторинг, анализ логов и инцидентов, плановые обновления и контролируемые релизы. — Помогать в поддержке текущей инфраструктуры на стеке nginx + PHP + MySQL. — Проектировать и выполнять SQL-запросы для анализа и операционных задач, контролировать корректность и целостность данных. — Вести и актуализировать техническую документацию: инструкции, runbooks, операционные процедуры. — Выступать точкой эскалации L2: разбирать технические запросы партнёров и команды, диагностировать причины и предлагать решения. — Перехват ownership проекта на Golang: поддержка продакшена, стабилизация, развитие и технические улучшения. — Выступать техническим интерфейсом между продуктом и бизнес-бэкофисом. Требования: — Глубокое понимание архитектуры веб-серверов и клиент-серверного взаимодействия. — Уверенная работа с PHP-кодом на уровне поддержки и доработок. — Практический опыт работы с SQL, понимание структуры и жизненного цикла данных. — Автоматизация внутренних процессов и сервисов. — Уверенное владение Linux-консолью. — Уверенное владение Golang. — Самостоятельное принятие технических решений и аргументированное отстаивание их. Условия: — Полный день, удаленный формат. — Возможность работать из любой локации, кроме РФ и РБ.

Location: Kazakhstan We are looking to recruit Support & Implementation Engineers who will provide high-level onsite and remote IT technical liaison. The Support & Implementation Engineer will be responsible for enterprise solutions implementations and support services for incidents or issues. The position will require close collaboration with other technical support and engineering teams at different levels. Responsibilities Implement and install solutions at customer's infrastructure platforms. Work onsite and offsite to troubleshoot and diagnose customer-reported issues on the different implementation layers. Act positively and respond promptly to the customer’s requests/tickets. Prepare, review and ensure the accuracy of technical documentation. Conduct Preventive / Corrective Maintenance visits. Perform any other job-related duties related to work. Requirements Bachelor's Degree in Information Technology, Engineering/Science, Computer application, or any related field. At least 2 years experience in a similar field. Good command of the English language (Speaking, writing, and presentation). Good command of the Russian language (Speaking, writing, and presentation). Based in one of the Central Asian countries (Kazakhstan, Uzbekistan, Kyrgyzstan, Tajikistan, or Turkmenistan). Willing to travel and work extra hours when needed. Experience in database engines (Oracle, MS-SQL, and PostgreSQL). Experience in operating systems (Linux and MS Windows). Developed knowledge in cloud Infrastructure Orchestration Tools (Ex. Kubernetes, HashiCorp Nomad). Working experience in application servers (Ex. Apache Tomcat, Oracle WebLogic, IBM WebSphere). Knowledge and acquired skills of DevOps techniques including (CI/CD, Helm, Ansible). Knowledge in Directory Services (AD & LDAP). Professional effective communication, verbal and written. Customer oriented mentality. Excellent personal skills. Details oriented and a team player. Initiative and self-managed. Time management and result oriented. Experience in one or more of the below is a plus: Experience in large enterprise environments with emphasis on payments, remittance solutions. Experience in Cloud Computing, Virtualization Technologies, Storage, Network Infrastructure. Implementation experience of High Availability & Disaster Recovery, Backup & Recovery Strategies. Knowledge of PKI Infrastructure and Certificate Authorities. Knowledge of database engines (MySQL and NoSQL Databases). Knowledge of server and client operating systems (Linux Distros, MS Windows). Knowledge in Object Storage management. Knowledge of Security Authentication and Authorization Solutions (HashiCorp Vault and Keycloak). Knowledge in Cloud-based Solution Infrastructure (AWS, Azure, Google Cloud, OCI, IBM).

Задачи: — Разработка и развитие backend-сервисов на Node.js / TypeScript (NestJS). — Проектирование и реализация API и межсервисных взаимодействий. — Работа с асинхронными сценариями (RabbitMQ). — Использование Redis для кэширования и pub/sub. — Работа с базами данных MySQL, MongoDB, DynamoDB. — Работа с облачной инфраструктурой AWS (эксплуатация и развитие backend-сервисов). — Деплой и эксплуатация сервисов в Kubernetes. — Участие в code review и технических обсуждениях. — Взаимодействие с QA, iOS, Android и Design командами. Требования: — Опыт Backend-разработки от 6 лет (не фриланс). — Опыт Backend-разработки highload сервисов от 2 лет. — Опыт работы с Node.js от 5 лет в продуктовых компаниях. — Опыт работы с TypeScript и NestJS от 4 лет. — Опыт работы от 1 года с гибридным хранилищем: MySQL, Redis, MongoDB, DynamoDB – каждая БД под свою задачу. — Опыт работы с контейнеризацией и оркестрацией: Kubernetes. — Опыт работы с AWS: EKS, RDS, DynamoDB, S3. — Опыт с распределёнными системами: очереди, консистентность, отказоустойчивость. — Опыт использования LLM для работы обязательно. Условия: — Полностью удаленный формат работы (fully remote). — Гибкий график работы. — Оплачиваемый отпуск 28 календарных дней. — 100% оплата больничного. — Работа в продуктовой IT-компании.

Location: San Francisco, California; New York, New York Workplace: Hybrid WHO WE ARE Notion is the collaborative AI workspace where teams and agents think together https://www.youtube.com/watch?v=vkpYpWfEK5s. We're building one place where your knowledge, projects, meetings, and AI tools live side by side, so work is faster, clearer, and less fragmented. Millions of individuals, small teams, and large companies run their work on Notion. Notinos (our employees) are customer zero in bringing this future of work to life. We care about craft, building things that last, and the belief that great work is still fundamentally human. Our goal isn’t to ship the next feature. Each and every team of Notinos is working to set the standard for how humans work together in the AI era. From building a business’s system of record to making and managing AI agents to automating away the busy work, we care deeply about giving our customers more time for their life’s work. ABOUT THE ROLE As a Product Operations Manager, you’ll work closely with Product and Engineering teams to drive launch operations and quality, ensuring teams can operate effectively as Notion scales. You’ll serve as the core liaison between Product and the go-to-market organization, helping ensure new products and features are successful.   This role can be based in either San Francisco or New York City. We work from our offices on Mondays, Tuesdays and Thursdays (our Anchor Days) because we do our best thinking and building together in person. We’re looking for someone who’s excited to work alongside the team during those days. The ideal candidate is able to dive into ambiguous problems that require deep technical fluency, think in systems to scale technical programs, identify and build agentic workflows to accelerate processes, and communicate effectively to drive alignment across cross-functional teams. Your core responsibilities are: - Partner with product teams to help drive product strategy by synthesizing customer + internal signals into clear insights, framing bets/tradeoffs, and driving alignment on priorities. - Build agentic workflows, tooling and processes that drive engineering velocity and a higher bar for launch quality - Coordinate end-to-end launch of new features across teams, starting with early access programs with external customers to setting clear exit criteria for GA launches, to ensure successful outcomes. - Build evergreen feedback loops and triage + evaluation systems that allow teams build with confidence and prioritize the right bets. - Build strong relationships and drive clarity with key partner teams. SKILLS YOU'LL NEED TO BRING - You have at least 4+ years of experience working in product operations, technical program management, project management, or a product ownership role. - You regularly work and keep up with AI tools (i.e Claude Skills, Cowork, Codex etc) to support your work. - You can identify tradeoffs between building systems or processes that don’t scale to ensure successful outcomes. - You have strong communication skills and can work with both technical and non-technical audiences. This includes teams like Research, Data Science, Product, Security, Legal, Support, and Customer Success - You have strong analytical and problem-solving skills that allow you to act with high agency, at multiple altitudes. - You know when to prioritize collecting more information and when to make decisions with limited data. - You can operate in a fast paced environment where priorities and challenges can change quickly. NICE TO HAVES - Strong knowledge of basic scripting, APIs, MySQL, MCPs and similar open source technologies. - Knowledge of and experience using one or more of the following languages - Python, Go, C++ or Java and are comfortable with Github, CLI, etc. - Background in product management or engineering. Notion is committed to providing highly competitive cash compensation, equity, and benefits. The compensation offered for this role will be based on multiple factors such as location, the role’s scope and complexity, and the candidate’s experience and expertise, and may vary from the range provided below. For roles based in San Francisco and New York, the estimated base salary range for this role is $170,000-$210,000 per year. By clicking “Submit Application”, I understand and agree that Notion and its affiliates and subsidiaries will collect and process my information in accordance with Notion’s Global Recruiting Privacy Policy https://notion.notion.site/Notion-Global-Recruiting-Privacy-Policy-fc3eb4e829354a26a2bb6fd5e289b550?pvs=74 and NYLL 144 https://notion.notion.site/Ashby-AI-Bias-Audit-2b0efdeead05803bbbfae159ec86c528. #LI-Onsite A NOTE ON AI You don’t need deep AI expertise for every role, but we do expect every Notino to be intellectually curious, drawn to tinkering and discovery, and excited to use AI as a real collaborator in their work. For some roles, AI fluency is a core requirement — when that’s the case, we'll say so explicitly in the qualifications. People who thrive here don’t treat AI as a novelty. They use it to think better, and make their work easier for others to build on. EQUAL OPPORTUNITY & ACCOMMODATIONS We hire talented people from a wide range of backgrounds. If you’re excited about this role but don’t meet every bullet, we still encourage you to apply. Notion is an equal opportunity employer and does not discriminate on the basis of any legally protected characteristic. Consistent with applicable law, we will consider for employment qualified applicants with arrest and conviction records. Notion provides reasonable accommodations during the application process; if you need one, please let your recruiter know. Notion is proud to be an equal opportunity employer. We do not discriminate in hiring or any employment decision based on race, color, religion, national origin, age, sex (including pregnancy, childbirth, or related medical conditions), marital status, ancestry, physical or mental disability, genetic information, veteran status, gender identity or expression, sexual orientation, or other applicable legally protected characteristic. Notion considers qualified applicants with criminal histories, consistent with applicable federal, state and local law. Notion is also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation due to a disability, please let your recruiter know.

Задачи: — Разработка бэкенд и полных стековых решений с использованием Node.js, NestJS, ExpressJS — Участие в outsource и outstaff проектах компании — Активное участие в обсуждении технических решений — Оптимизация, рефакторинг и покрытие тестами уже существующего кода — Проведение code-review вместе с другими коллегами — Осуществление деплоя frontend-составляющей проектов Требования: — Опыт коммерческой разработки от трех лет — Знание Node, Express, Nest — Опыт работы с SQL, MongoDB, PostgreSQL, MySQL, Redis — Знание Supabase, Firebase, JWT — Опыт с Sequelize, Prisma — Знание RabbitMQ, Kafka — Навыки работы с Bash, Linux, Docker, Nginx, Apache — Опыт работы со Swagger — Знание CI/CD, Jenkins — Работа с файловой системой, S3-хранилища — Понимание Multithreading — Владение JavaScript, TypeScript — Навыки работы по agile/scrum — Владение английским языком на уровне B2, русским — свободно — Навыки построения архитектуры проекта Условия: — Удаленная работа с гибким графиком — Своевременная зарплата 1 раз в месяц — Расчет исходя из почасовой ставки специалиста — Возможности для профессионального роста

Задачи: — Разработка и поддержка серверных приложений на Nest.js. — Работа с базами данных PostgreSQL и другими. — Участие в процессе создания, продвижения и поддержки сайтов. Требования к кандидату: — Знание TypeScript. — Уверенное знание Node.js. — Уверенное знание Nest.js. — Уверенное знание TypeOrm, MicroOrm. — Уверенное знание PostgreSQL. — Большим плюсом будет знание и умение работать с MySQL, GraphQL, Jest, RabbitMQ. Условия работы: — Работа в офисе или на удаленке из любого города или страны. — График с 9:00 до 18:00 по Москве с перерывом на обед с понедельника по пятницу. — Оплачиваемые отпуска и больничные (от 50% часовой ставки). — Performance Review по результатам которого пересматривается зарплата сотрудника. — Оформление: договор с самозанятым, после прохождения испытательного срока возможен переход в штат. — График работы: 5/2 фуллтайм.

Location: Hong Kong, Hong Kong SAR; Singapore, Singapore OKX will be prioritising applicants who have a current right to work in Singapore, and do not require OKX's sponsorship of a visa About OKX 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 Team The DEX Token Markets team at OKX Web3 builds real-time market tracking and analysis tools across 40+ chains and hundreds of thousands of trading pairs — charts, trade feeds, watchlists, alerts, and screeners trusted by millions of traders navigating DeFi, including the fast-moving meme coin markets driving much of today's on-chain volume. What You'll Be Doing Build and maintain the market tracking platform, including systems tuned for meme coin-style volume spikes and liquidity swings. Develop high-throughput, low-latency backend systems that keep data accurate and reliable under bursty load. Troubleshoot issues to ensure service stability and quality. Ship features on time with clean, well-tested, maintainable code. Collaborate with product and engineering to keep integrations running smoothly. What We Look For In You Bachelor's/Master's in CS, Software Engineering, or related (or strong STEM background). 3-5+ years building high-performance systems in Java — strong grasp of JVM, IO, multithreading, concurrency, networking. Solid MySQL experience (transactions, indexing, SQL optimization) and familiarity with caching/message queue middleware. Strong command of data structures, algorithms, design patterns. Clear logic, strong communication, thrives in fast-paced environments. Hands-on meme coin trading experience — an active trader/degen who understands the volatility, liquidity dynamics, and speed that define this market, bringing real product intuition to the team. Nice to Haves Distributed systems experience — consistency, high availability, fault tolerance, horizontal scalability. Experience with real-time on-chain data systems: DEX pools, token launches, liquidity tracking. Working proficiency in English for global collaboration. 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 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: Baku; Almaty; Georgia; CIS Workplace: onsite Responsibilities Design, develop, and maintain web applications using Go or Python on the backend and React on the frontend. Write clean, maintainable, and efficient code following best practices and modern architectural principles. Participate in code reviews, system design discussions, and technical decision-making. Collaborate closely with other engineers, designers, and product managers to deliver high-quality solutions. Develop and maintain APIs for internal and external integrations. Contribute to improving CI/CD pipelines, deployment processes, and monitoring systems. Take ownership of features: from planning to release and support. Requirements 3+ years of professional experience in web development. Strong proficiency in Go or Python (experience with both is a plus). Solid knowledge of React and the modern frontend ecosystem (TypeScript, Redux, Vite, etc.). Understanding of microservice architecture, OOP, and design patterns. Familiarity with Docker, GitLab CI, and cloud environments (Kubernetes, GCP, AWS, etc.). Experience working with databases (PostgreSQL, MySQL, Clickhouse, MongoDB). Focus on writing testable, scalable, and readable code. Strong communication and collaboration skills; ability to work in an English-speaking environment.

Location: Canada; Remote; Shanghai Workplace: remote ABOUT YOU   We are looking for a data-driven problem solver who thrives at the intersection of engineering and science. You have strong ownership and work autonomously in fast-paced environments, balancing velocity with reliability. As a collaborative mentor, you raise the bar for team quality and discipline while translating complex technical concepts into business value. You're passionate about building scalable solutions and have excellent cross-functional communication skills that bridge engineering and business stakeholders.   ABOUT US   Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund, distribute, market, and monetize their games. Grounded in the belief in the future of video games, Xsolla is resolute in the mission to bring opportunities together, and continually make new resources available to creators. Headquartered and incorporated in Los Angeles, California, Xsolla operates as the merchant of record and has helped over 1,500+ game developers to reach more players and grow their businesses around the world. With more paths to profits and ways to win, developers have all the things needed to enjoy the game. For more information, visit xsolla.com. Responsibilities: 1. Architecture & Development Design, build, and optimize data pipelines and ETL workflows in Snowflake using Snowpark, Streams/Tasks, and Snowpipe. Develop scalable data models, Algorithm supporting user 360 views, churn prediction, and recommendation engine inputs. Lead integration across data sources: MySQL, BigQuery, Redis, Kafka, GCP Storage, and API Gateway. Implement CI/CD for data pipelines using Git, dbt, and automated testing. Define data quality checks and auditing pipelines for ingestion and transformation layers. 2. Leadership & Collaboration Mentor and guide junior data engineers on data modeling, performance tuning, and Snowflake best practices. Partner with Data Science, ML, and Backend teams to productionize machine learning features in Snowflake. Work closely with Legal, Security, and Infrastructure teams to ensure compliance, privacy, and governance of user data (PII). Collaborate with the Director of Data Platforms and product stakeholders to translate business requirements into technical specifications. 3. Performance & Scalability Tune algorithm performance. Establish data partitioning, clustering, and materialized views for fast query execution. Build dashboards and monitors for pipeline health, job success, and data latency metrics (e.g., via Looker, Tableau, or Snowsight). 4. Governance & Best Practices Establish and enforce naming conventions, data lineage, and metadata standards across schemas. Lead code reviews, enforce documentation standards, and manage schema versioning. Contribute to the company’s evolving data mesh and streaming architecture vision. Qualification & Skills: 5+ years of experience in Data Scientist, with 3+ years in Spark framework . Strong SQL and Python skills, with proven experience building ETL/ELT at scale. Deep understanding of algorithm performance tuning , query optimization , and warehouse orchestration . Experience with data pipeline orchestration (Airflow, Prefect, dbt, or similar). Solid understanding of data modeling (Kimball, Data Vault, or hybrid). Proficiency in Kafka , GCP , or AWS for real-time or batch ingestion. Familiarity with API-based data integration and microservice architectures . Preferred Experience lead machine learning teams or/and deploying ML feature pipelines . Background in ad-tech, gaming, or e-commerce recommendation systems. Familiarity with data contracts and feature stores (Feast, Tecton, or custom-built). Experience managing small data engineering teams and setting technical direction Strong ownership and ability to work autonomously in a fast-paced environment. Excellent cross-functional communication — can translate between engineering and business. Hands-on problem solver who balances velocity with reliability. Collaborative mentor who raises the bar for team quality and discipline Benefits: We are passionate about fostering a supportive environment for our team, so we prioritize the physical, mental, and emotional well-being of our employees and their families through a comprehensive Benefits Program. This includes medical, dental, and vision, PTO, and a personalized career roadmap for each employee. By investing in professional development through training and educational opportunities, we ensure that our team thrives both personally and professionally. Together, we’re not just building a business; we’re cultivating a community that values creativity, collaboration, and the transformative power of play.   Equal Employment Opportunity Statement: Xsolla is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate based on race, color, religion, sex, national origin, age, disability, sexual orientation, gender identity, or any other characteristic protected by law. We consider qualified applicants with criminal histories in accordance with the Fair Chance Act.   Criminal History Consideration: For the Data Scientist, we will conduct a background check that may include the following Criminal history check Employment verification Education verification   Relevance to Job Responsibilities: The background check is relevant to this position because of the following role responsibilities Accessing confidential company data Ensuring compliance with regulatory requirements   Rights Under the Fair Chance Act: Applicants are encouraged to inquire about their rights under the Fair Chance Act. If you have questions regarding our hiring practices, please contact careers@xsolla.com. By submitting the following job application form, you consent to Xsolla processing your data for career-related inquiries and potential employment opportunities. We process your data in accordance with this Xsolla Privacy Notice for Job Applicants. Please direct any inquiries regarding your data privacy to careers@xsolla.com.

Location: Berlin, Germany Workplace: remote At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking an Senior/Leading Software Engineer specialist 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. Our client leverage AWS container technologies to build highly scalable, fault-tolerant microservices architecture. They utilize gRPC to design services that are fast enough for high-performance, create interfaces that can evolve over time without breaking existing components and reuse the same communications primitives across a broad platform. You will need to: Design flexible and extensible architectures for new features, components and services Develop new features and continue to improve existing ones Provide code review feedback to other software engineers, considering both style and implementation Improve client’s infrastructure built on AWS WHO WE ARE LOOKING FOR: High quality standards, self-initiative and willingness to take on responsibility More than 8 years of experience (as an orientation) High expertise in Golang and/or Node.js/Typescript Experience with React, Angular 2+ or similar frameworks Core frontend skills like HTML, CSS and Javascript Familiar with Docker, Jenkins, Microservices, MySQL, PostgreSQL Support a culture of knowledge sharing and software best practices Hands-on mentality and strong communication skills Comfortable working independently in a fast-paced environment with the ability to manage multiple projects simultaneously and prioritize effectively Team player and ‘can-do’ attitude and mentoring mindset towards fellow developers Interested in working cross-functionally with other teams Proficient skills in written and spoken English, ideally basic German Beneficial: Entrepreneurial thinking and interest in financial technology and insurances

Задачи: — Интеграция новых партнёров через их API с полной идемпотентностью и возможностью наблюдения. — Оптимизация пропускной способности до 1000+ транзакций в секунду. — Разработка и запуск системы мониторинга аномалий/мошенничества. — Создание операционной панели в реальном времени. Требования к кандидату: — Опыт работы с Go от 4 лет. — Сильные навыки проектирования и реализации REST API. — Уверенное владение MySQL: запросы, проектирование схем, индексирование; опыт работы с Redis. — Дисциплина тестирования (юнит/интеграция), сильные навыки отладки. — Основы параллелизма; профилирование (pprof) и анализ узких мест. — Опыт работы в iGaming домене (интеграции казино/ставок/игр). — Опыт работы с высоконагруженными системами/системами с низкой задержкой. Условия работы: — Прямая работа с внешними партнёрами/поставщиками. — Сложные архитектурные задачи на масштабе. — Значительное влияние на продукт и ответственность. — Сильная, опытная команда инженеров. — Удалённая культура работы.

Location: India HeadSpin, a PartnerOne company, is an AI-powered testing platform that enables real-world testing on SIM-enabled mobile devices, browsers, Smart TVs, and OTT devices across 50+ global locations, with flexible cloud and on-premises deployment options. It offers deep performance insights through AI-driven analytics, 130+ built-in KPIs, session-based data, and features like waterfall UI, root cause analysis, UX monitoring, and regression intelligence. Supporting 60+ automation frameworks, including Appium, Selenium, Playwright, and XCUITest, HeadSpin ensures seamless integration without vendor lock-in. With enterprise-grade security, a robust REST API library, and no need for SDK or code changes, it simplifies testing across workflows. Businesses using HeadSpin report 68% less QA time, 90% fewer production issues, 30% faster development, and improved load times and user retention. ‍ About the Role You will create scripts using Appium, and Selenium using Python/java. You will become Appium Pro certified and work with top-tier customers.  You must enjoy testing mobile UIs and automating them in both Android and iOS. What You'll Do Write automation code for mobile applications Capture data and complete analysis on mobile applications Create dashboards with the data captured and provide it to the customer Assist customer with automation where applicable Understanding of iOS and Android applications and UI structure and building tooling to automate interactions Deep knowledge of Appium and Appium Desktop internals A working understanding of mobile frameworks like Espresso and XCTest Developing/evolving production-grade web services and agents written in Python and Tornado Being a member of a highly motivated team pushing all the boundaries in the mobile testing space Maintain automation test framework to ensure continuous quality of products Maintain existing testing codebases Collaborate with software engineers and testers to develop rigorous test cases Identify, record, document thoroughly and track bugs Ensure the quality of all code and products produced by the company Help customers get the best value out of Headspin Performs other duties as required ‍ What You Need BS in Software Engineering, Computer Science or a similar field 0-2 years of hands-on experience in software development or SQA Self-motivated, creative, focused, results-oriented, problem solver In-depth knowledge of at least one programming language (Python, Java) Strong skill set with MySQL or other databases. Ability to read & write SQL queries Good with Linux/Unix environment Strong knowledge of software QA methodologies, tools and processes General knowledge of Appium (mobile automation tool) or Selenium (web automation tool) Proficiency with automation testing tools Strong verbal and written communication abilities Android and or iOS development Agile / Scrum Experience Strong troubleshooting skills Ability to collaborate with engineers and content creators

Location: Mississauga Workplace: hybrid At PointClickCare our mission is simple: to help providers deliver exceptional care. And that starts with our people. As a leading health tech company that’s founder-led and privately held, we empower our employees to push boundaries, innovate, and shape the future of healthcare.   With the largest long-term and post-acute care dataset and a Marketplace of 400+ integrated partners, our platform serves over 30,000 provider organizations, making a real difference in millions of lives. We also reinvest a significant percentage of our revenue back into research and development, ensuring our employees have the resources to innovate and make a lasting impact. Recognized by Forbes as a top private cloud company and honored as one of Canada’s Most Admired Corporate Cultures, we offer flexibility, growth opportunities, and meaningful work.    At PointClickCare, we empower our people to be the architects of a smarter healthcare future; one that is human-first and accelerated by AI to create meaningful and lasting change. Employees harness AI as a catalyst for creativity, productivity, and thoughtful decision-making. By integrating AI tools into our daily workflows, collaboration is enhanced, outcomes are improved, and every team member has the proficiency to maximize their impact. It all starts with our hiring practices where we uncover AI expertise that complements our mission, and we continue to invest in training and development to nurture innovation throughout the employee journey.   Join us in redefining healthcare — so it doesn’t just survive, it thrives. To learn more about PointClickCare, check out Life at PointClickCare and connect with us on Glassdoor and LinkedIn.     **Travel to Office expectations** For Remote Roles: If this role is remote, there will be in-office events that will require travel to and from the Mississauga and/or Salt Lake City office. These will include, but not limited to, onboarding, team events, semi-annual and annual team meetings.   For Hybrid Roles: If this role is Hybrid, there will be an expectation to reside within commutable distance to the office/location specified in the job listing. This will include, but not limited to, weekly/bi-weekly/monthly events in the office with your specific team. This is a requirement for this role. What your day-to-day will look like: Identify, prioritize and execute tasks in the software development life cycle. Work with business to iterate over software requirements. Develop tools and applications by producing clean, efficient code. Automate tasks through appropriate tools and scripting. Analyze and debug systems. Perform validation and verification testing in a test-driven manner Review the work of others, and invite others to review your work. Collaborate with internal teams and vendors to fix and improve products. Ensure software is up-to-date with latest technologies. Work with distributed computing systems like Apache Hudi and Trino for big data processing. What qualifications we’re looking for: Experience with distributed computing tools like Apache Hudi, Spark, Kafka, Flink, Beam, Trino, DataBricks and other big data technologies. Experience with distributed storage systems like ADLS, HDFS, S3, DLT  etc. Familiarity with Hadoop, Spark, Databricks or other distributed computing systems. Understanding of data partitioning and sharding techniques. Knowledge of distributed computing principles and how they apply to large-scale data processing. Experience in writing clean code that performs well at scale using languages such as Python, Java etc. Knowledge of relational databases (e.g. Microsoft SQL Server, MySQL). Solid experience writing RESTful API endpoints. Absolutely love TDD and have working knowledge of it. Proficient in GIT. Experience using system and performance monitoring tools (e.g. New Relic, DataDog). Excellent organization, critical-thinking and personal leadership skills Self-starter with the ability to deliver with minimal supervision. Being okay with the uncomfortable feeling that comes from learning new things. Team player. Analytical mind with problem-solving aptitude. Proven experience as a great Engineer. BSc/BA in Computer Science or a related degree . Bonus points for: Experience with distributed computing Experience writing code/scripts in Python Experience with Spring Boot. Nice to have React, Selenium automation and cloud experience. Experience with Docker, Kubernetes and Istio. Experience with Ansible. Experience with Jenkins CI/CD pipeline. Linux and IP networking knowledge. Experience with AWS/Azure cloud services or equivalent. Experience with SAML, OAuth and OpenID Connect. Experience working on a SaaS product. Experience with Service Oriented Architecture. Knowledge of scripting languages such as Python, Bash or Groovy. On-call experience with production grade systems. Has mentored others in a professional setting. Generative AI Code Assistants - Use of Generative AI Code Assistants (e.g. Github Copilot) and knowledge of latest Generative AI Model capabilities would be an asset. #LI-AJ1 #LI-hybrid #LI-AV1 #LI-hybrid PointClickCare Benefits & Perks:   Benefits starting from Day 1! Retirement Plan Matching Flexible Paid Time Off Wellness Support Programs and Resources Parental & Caregiver Leaves Fertility & Adoption Support Continuous Development Support Program Employee Assistance Program Allyship and Inclusion Communities Employee Recognition … and more!   It is the policy of PointClickCare to ensure equal employment opportunity without discrimination or harassment on the basis of race, religion, national origin, status, age, sex, sexual orientation, gender identity or expression, marital or domestic/civil partnership status, disability, veteran status, genetic information, or any other basis protected by law. PointClickCare welcomes and encourages applications from people with disabilities. Accommodations are available upon request for candidates taking part in all aspects of the selection process. Please contact recruitment@pointclickcare.com should you require any accommodations. As part of our commitment to a streamlined and equitable hiring experience, PointClickCare uses AI tools to assist with candidate screening and assessment.   When you apply for a position, your information is processed and stored with Lever, in accordance with Lever’s Privacy Policy. We use this information to evaluate your candidacy for the posted position. We also store this information, and may use it in relation to future positions to which you apply, or which we believe may be relevant to you given your background. When we have no ongoing legitimate business need to process your information, we will either delete or anonymize it.  If you have any questions about how PointClickCare uses or processes your information, or if you would like to ask to access, correct, or delete your information, please contact PointClickCare’s human resources team: recruitment@pointclickcare.com    PointClickCare is committed to Information Security. By applying to this position, if hired, you commit to following our information security policies and procedures and making every effort to secure confidential and/or sensitive information. At PointClickCare, base salary is one of the many components that make up our total rewards package. The CAD base salary range for this position is $142,00-158,000 (not overtime eligible) + bonus + benefits. Compensation is assessed individually and aligned to experience, skills, and market context. The posted range reflects typical expectations for this role.