Senior Software Engineer (Go)

About UsAt Xsolla, we believe that great games begin as ideas, driven by the curiosity, dedication, and grit of creators around the world. Our mission is to empower these visionaries by providing the support and resources they need to bring their games to life. We are committed to leveling the playing field, ensuring that every creator has the opportunity to share their passion with the world.Headquartered in Los Angeles, with offices in Berlin, Seoul, and beyond, we partner with industry leaders like Valve, Twitch, and Ubisoft to clear the paths for innovation in gaming. Our global reach spans over 200 geographies, offering more than 700 payment methods in 130+ currencies.L ongevity O pportunity V ision E njoy the game!About The RoleAs a Senior Backend Developer, you will play a pivotal role in delivering high-impact softwaresolutions across our platform. You bring curiosity, initiative, and a passion for clean, scalablesystems. You collaborate effectively with teammates and cross-functional partners to design,build, and improve our technical stack. You’re hands-on, deeply engaged in the code, andconsistently seeking better ways to solve complex engineering challenges.What You'll DoSoftware Engineering & Problem Solving:Build and ship reliable, secure, and scalable backend systems.Own implementation from design to deployment, ensuring maintainability and performance.Participate in architectural discussions and offer informed technical input.Refactor legacy codebases to improve structure and efficiency while maintaining featurecontinuity.Drive production readiness by handling incident response, root cause analysis, andobservability improvements.Technical Excellence:Write clear, testable, and well-documented code, emphasizing quality and automation.Contribute to a culture of engineering excellence through code reviews and designdiscussions.Advocate for sound software development practices and continuous improvement.Collaboration & Impact:Work closely with product managers, designers, and other engineers to align on objectivesand deliverables.Contribute to technical scoping and estimation for features and infrastructure work.Identify opportunities to reduce technical debt and improve the developer experience.Qualifications6+ years of professional experience in software engineering.2+ years of hands-on experience with Go (Golang) in production environments.Strong experience working with PostgreSQL and/or MySQL.Proficient with containerization and orchestration tools: Docker, Kubernetes (K8s), andHelm.Familiarity with messaging systems like RabbitMQ or Kafka.Comfortable using Git and CI/CD tooling in collaborative workflows.Working knowledge of frontend technologies, especially React and/or Next.js .Basic understanding of cloud platforms (GCP preferred).What Sets You ArartExperience 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.Designed multi-tenant identity systems with isolation and configurability.Delivered developer-friendly APIs, SDKs, and integration documentation.Strong English communicator, for both technical and non-technical topics.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.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.comExplore more opportunities at: https://xsolla.com/careersWe may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.