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Xsolla

video game payments · game monetization

Staff Software Engineer — Identity & Access Management

Remote · SerbiaPosted 20 days ago
Software engineeringStaff+Full Time
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Identity & Security

OAuth 2.0 / OIDC Depth — Deep understanding of OAuth 2.0, OIDC, and related auth flows: authorization code + PKCE, client credentials, device flow, token introspection, refresh strategies.

Web Security Fundamentals — Solid grasp of cookie security, CSRF, XSS, token storage, TLS, and secure session management.

Production IAM Experience — Experience designing or operating production-grade IAM or auth systems.

Backend Engineering

Go Engineering — Strong Go (Golang) engineering skills: idiomatic code, concurrency patterns, performance profiling.

Distributed Systems — Experience with distributed systems and their trade-offs (consistency, availability, failure modes).

Data & Infrastructure

PostgreSQL — Schema design, query optimization, migrations at scale.

Kubernetes — Deploying, operating, and debugging services in a k8s environment.

Message Streaming — Kafka or NATS — event-driven patterns, consumer groups, at-least-once delivery.

Git & CI/CD — Git and modern CI/CD practices.

Leadership

Cross-Team Initiative Leadership — Proven ability to lead multi-quarter technical initiatives across teams.

Architectural Influence — Track record of influencing architecture and standards beyond your immediate team.

Written & Verbal Communication — You write RFCs and design docs that people actually read.

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