Senior Backend Engineer
Xsolla
Senior Backend Engineer
Xsolla
Global payment solutions for video games
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.
ABOUT YOU
We are looking for a Senior Backend Engineer who is systems-minded, detail-oriented, and passionate about building scalable infrastructure to join our Platform Engineering team. The best candidate will be someone who thrives in a fast-paced, highly collaborative, and exceptionally dynamic setting and is excited to design and own the server-side architecture of a white-label game distribution platform, tackling challenges in multi-tenancy, large-file delivery, and high-concurrency systems.
Strong command of GoLang and solid experience in microservices and distributed systems are essential, along with experience in building backend services for content distribution, app stores, or gaming platforms. The ability to collaborate with cross-functional teams and drive technical decisions on performance, security, and observability will be key to your success in this role.
If you’re passionate about building robust, high-performance backend systems that power game distribution at scale and love solving complex infrastructure problems in the gaming ecosystem, we would love to hear from you!
Design, build, and maintain the backend services for the game distribution platform, with a highly available and scalable server-side architecture
Design and implement a multi-tenant architecture supporting data isolation
Design and implement the storage and delivery solution for large game files (object storage / CDN, signed download URLs, resumable downloads, version management)
Build backend APIs and permission systems for the operations admin panel and publisher portal
Design and deliver the search solution (e.g., Elasticsearch) to power full-text search and filtering of games
Ensure system performance, concurrency, security, and observability (monitoring, logging, alerting)
Degree in Computer Science or a related field, with 5+ years of backend development experience
Strong command of GoLang
Proficiency with AI coding tools (Claude Code, Gemini, etc.)
Solid RESTful API design skills; familiar with microservice architecture
Familiar with relational database (MySQL/PostgreSQL) design and optimization; knowledge of NoSQL (Redis, etc.)
Familiar with message queues (Kafka/RabbitMQ), caching, and other middleware
Solid engineering fundamentals: coding standards, unit testing, Git, CI/CD
Understanding of the Chinese gaming industry and experience in Chinese game building, publishing, or operation on major Chinese gaming platforms
Experience in backend development for games or game platforms
Familiarity with server-side integration of game SDKs (accounts, in-app purchases, real-name verification)
Familiarity with in-app purchase (IAP), virtual goods, and order management
Experience with multi-tenant SaaS / white-label platform architecture
Familiarity with Elasticsearch
Experience designing and optimizing high-concurrency, high-traffic systems
Experience with app stores or content/game distribution platforms
Knowledge of object storage and CDN, with experience in or awareness of large-file / high-concurrency delivery
Note: Less experienced candidate could be considered as middle-level developer.
Xsolla provides payment processing, fraud detection, and gamified monetization tools for video game developers and publishers worldwide. It processes games’ payments across many countries, protects against fraud, and offers in-game shops, bundles, and subscriptions through a single integration. Its focus on game-specific monetization, multi-currency and language support, and global reach distinguishes it from generic payment providers. Its goal is to help developers earn revenue, remove barriers to monetization and distribution, and ensure players can access games easily.
Explore more opportunities at Xsolla