{"id":103443,"url":"https://alion.io/job/xsolla-senior-full-stack-engineer","title":"Senior Full-stack Engineer","company":{"id":2375,"name":"Xsolla","domain":"xsolla.com","url":"https://alion.io/company/xsolla","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"B","score":71,"open_postings":176,"ghost_share":0.398,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":66,"computed_at":"2026-10-26T05:57:25Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Serbia"],"countries":["RS"],"hiring_countries":["RS"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"Go","optional":false},{"name":"Kubernetes","optional":false},{"name":"Apache Kafka","optional":true},{"name":"AWS","optional":true},{"name":"Azure","optional":true},{"name":"ClickHouse","optional":true},{"name":"GCP","optional":true},{"name":"JavaScript","optional":true},{"name":"PostgreSQL","optional":true},{"name":"React Native","optional":true},{"name":"React.js","optional":true},{"name":"Redis","optional":true}],"status":"live","first_seen_at":"2026-03-18T10:47:42Z","employer_posted_date":"2026-03-18","last_verified_at":"2026-10-26T12:23:28Z","board_verified":true,"closed_at":null,"days_open":222,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":221},"description":"ABOUT YOU\nWe are looking for a Senior Full-Stack Engineer who is innovative, detail-oriented, and highly collaborative to join our Engineering team. The best candidate will be someone who thrives in a fast-paced, highly collaborative, and exceptionally dynamic setting and is excited to build end-to-end solutions, design scalable architectures, and drive performance and reliability across both frontend and backend systems.\nStrong proficiency in React and modern frontend development practices, along with solid backend expertise in Go (or a similar language) is essential, along with experience in microservices architecture, distributed systems, and cloud-native environments using Docker and Kubernetes. The ability to own features from concept to production, troubleshoot complex system behaviors, and continuously optimize performance and resiliency will be key to your success in this role.\nIf you're passionate about building seamless full-stack experiences that power impactful products and love creating scalable solutions that support gaming, payment, and digital commerce ecosystems, we would love to hear from you!\nABOUT US\nXsolla 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.\nFor more information, visit xsolla.com.\nResponsibilities\nDesign, build, and maintain full-stack applications that power core products and platforms.\nDevelop responsive, high-performance user interfaces using React.\nBuild and maintain backend services using Go and event-driven architectures.\nBuild scalable microservices in containerized environments using Docker and Kubernetes.\nDrive architecture decisions that improve performance, resiliency, and maintainability.\nCollaborate with engineers, product managers, designers, and QA to deliver end-to-end solutions.\nOwn your code in production, monitor, debug, and continuously improve application performance and reliability.\nWrite automated tests and follow CI/CD best practices to ensure high-quality deployments.\nParticipate in code reviews, technical discussions, and knowledge sharing across teams.\nParticipate in on-call rotation to support production systems and respond to incidents.\nQualifications & Skills\n5+ years of full-stack development experience.\nStrong proficiency in React and modern frontend development practices.\nSolid backend experience in Go or a similar language.\nStrong understanding of microservices architecture, distributed systems, and event-based communication.\nFamiliarity with cloud infrastructure and container orchestration (e.g., Kubernetes, Docker).\nSolid understanding of observability, monitoring, and performance optimization.\nAbility to troubleshoot production issues, analyze system behavior, and drive resolution.\nNice to Have\nExperience with React Native for mobile development.\nBackground in gaming, payments, or commerce systems.\nExperience in adtech or offer monetization platforms.\nHands-on experience with Kafka or equivalent streaming platforms.\nExperience with Redis or other in-memory data stores.\nExperience with cloud platforms (e.g., AWS, GCP, or Azure).\nFamiliarity 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