Senior Full-Stack Engineer
Xsolla is a video game commerce company that provides a suite of tools and services—including merchant of record payment processing, tax management, fraud prevention, compliance, refunds, dispute management, and end-user support—to help game developers and publishers launch, grow, and monetize their games globally. It serves video game developers, publishers, and studios of all sizes across global and regional markets.
About Xsolla
Xsolla connects the tools, systems, payments, and web shops used by the video games industry, positioning itself as a global merchant of record supporting over 1,000 payment methods and a cumulative audience of 50 million, with transaction fees around 5%. Its services include tax management, fraud monitoring and prevention, global and regional regulatory compliance, refund and dispute management, and end-user payment support. Xsolla's product lineup includes the Xsolla SDK for native in-app payments on side-loaded apps and alternative app stores, a Buy Button enabling link-out purchases from iOS mobile games in the U.S., and Web Shop for building customized, direct-to-consumer game storefronts. The company works with major gaming industry partners and clients such as Mytona, Ubisoft, MARVEL SNAP, and others, and highlights partner success stories, industry events, and its own culture and hiring initiatives on its site.
Skills
About the Role
You'll design, build, and maintain full-stack applications that power core products and platforms, developing responsive, high-performance user interfaces with React while building and maintaining backend services using Go and event-driven architectures. You'll build scalable microservices in containerized environments using Docker and Kubernetes, and you'll drive architecture decisions that improve performance, resiliency, and maintainability. You'll collaborate closely with engineers, product managers, designers, and QA to deliver end-to-end solutions, owning your code in production by monitoring, debugging, and continuously improving application performance and reliability. You'll write automated tests, follow CI/CD best practices, participate in code reviews and technical discussions, and take part in an on-call rotation to support production systems and respond to incidents.
Requirements
- 5+ years of full-stack development experience
- Strong proficiency in React and modern frontend development practices
- Solid backend experience in Go or a similar language
- Strong understanding of microservices architecture, distributed systems, and event-based communication
- Familiarity with cloud infrastructure and container orchestration (e.g., Kubernetes, Docker)
- Solid understanding of observability, monitoring, and performance optimization
- Ability to troubleshoot production issues, analyze system behavior, and drive resolution
- Experience with React Native for mobile development is a plus
- Background in gaming, payments, or commerce systems is a plus
- Experience in adtech or offer monetization platforms is a plus
- Hands-on experience with Kafka or equivalent streaming platforms is a plus
- Experience with Redis or other in-memory data stores is a plus
- Experience with cloud platforms (e.g., AWS, GCP, or Azure) is a plus
- Familiarity with ClickHouse, Postgres, or other analytical/OLAP/OLTP databases is a plus
- Prior experience working on internal platforms or developer-facing tools is a plus
Responsibilities
- Design, build, and maintain full-stack applications that power core products and platforms
- Develop responsive, high-performance user interfaces using React
- Build and maintain backend services using Go and event-driven architectures
- Build scalable microservices in containerized environments using Docker and Kubernetes
- Drive architecture decisions that improve performance, resiliency, and maintainability
- Collaborate with engineers, product managers, designers, and QA to deliver end-to-end solutions
- Own code in production, monitor, debug, and continuously improve application performance and reliability
- Write automated tests and follow CI/CD best practices to ensure high-quality deployments
- Participate in code reviews, technical discussions, and knowledge sharing across teams
- Participate in on-call rotation to support production systems and respond to incidents
Benefits
- Unlimited Flexible Time Off