ABOUT USXsolla 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.ABOUT YOUWe are looking for a Senior Backend Engineer who is reliable, detail-oriented, and driven by engineering excellence to join our backend engineering team in Kuala Lumpur. The best candidate will be someone who thrives in a fast-paced, highly collaborative, and exceptionally dynamic setting and is excited to build scalable, secure systems that power products used by game developers worldwide.Strong problem-solving skills and a deep understanding of backend architecture are essential, along with extensive experience in Go (Golang), relational databases, and containerized environments. The ability to own features end-to-end—from design through deployment—while balancing technical debt reduction and feature delivery will be key to your success in this role.If you're passionate about building robust, maintainable systems and love empowering game developers with reliable infrastructure and tools, we would love to hear from you!
Build and ship reliable, secure, and scalable backend systems.
Own implementation from design to deployment, ensuring maintainability, security, and performance.
Participate in architectural discussions and provide informed technical input.
Refactor legacy codebases to improve structure and efficiency while maintaining feature continuity.
Drive production readiness by managing incident response, root cause analysis, and observability improvements.
Write clear, testable, and well-documented code, emphasizing quality and automation.
Contribute to code reviews and design discussions, promoting engineering excellence.
Collaborate cross-functionally with product managers, designers, and engineers to align on objectives and deliverables.
Contribute to technical scoping and estimation for features and infrastructure work.
Identify and reduce technical debt, continuously improving the developer experience
6+ years of professional experience in software engineering.
2+ years of hands-on experience with Go (Golang) in production environments.
Strong experience with PostgreSQL and/or MySQL.
Proficiency with Docker, Kubernetes (K8s), and Helm.
Familiarity with messaging systems like RabbitMQ or Kafka.
Comfortable using Git and CI/CD pipelines in collaborative workflows.
Working knowledge of frontend technologies, especially React and/or Next.js.
Basic understanding of cloud platforms (Google Cloud Platform preferred).
Experience building scalable, secure Login-as-a-Service platforms.
Deep knowledge of OAuth2, OIDC, SAML, JWT, and session/token management.
Strong grasp of social login, SSO, and federated identity.
Experience designing multi-tenant identity systems with isolation and configurability.
Delivered developer-friendly APIs, SDKs, and integration documentation.
Excellent English communication skills, both technical and non-technical.