
Senior Backend Engineer (Go) at X-FLOW
2018-founded mobile game studio behind Happy Color®, top coloring app.
Backend role on a flagship mobile game project; builds and scales Go microservices and public/internal APIs; works on external integrations, database schema design and optimization, event-driven systems, CI/CD and AWS container infrastructure, testing/quality, observability, and architecture RFCs/ADRs; requires 3+ years commercial development including 3+ years Golang; must know Go concurrency/profiling/gRPC/REST/generics, backend architecture, distributed systems, PostgreSQL/MySQL, Redis, Kafka/NATS, CI/CD, OAuth2/JWT, DDD/SOLID/12-factor, observability; language requirement: Russian C1+ and English B1; bonus: Python/PHP, TypeScript/JavaScript/React, OpenSearch, CQRS/Event Sourcing, BFFs/WebSockets, A/B testing and product metrics
Remote policy unclear










