Staff Software Engineer (Identity & Access Control)

Stack

Responsibilities

• ▹Architect, build and scale the authentication and authorization infrastructure end to end
• ▹Lead the design of mission-critical systems: identity federation, complex token lifecycles and fine-grained access control models
• ▹Build a resilient, multi-tenant identity fabric supporting everything from global gaming integrations to sophisticated SaaS architectures

Requirements

• ▹10+ years in backend or systems engineering, with at least 5 years in the Identity & Access Management (IAM) domain
• ▹Expert-level proficiency in Go, building high-performance, concurrent, scalable distributed systems
• ▹Proven experience deploying and managing services in Kubernetes environments (AWS or GCP)
• ▹Deep architectural understanding of OAuth 2.0, OIDC, JWT and SCIM
• ▹Hands-on experience with identity federation, sophisticated token management and complex access control flows
• ▹Strong grasp of modern security best practices, encryption standards and secure coding principles

Nice to have

• ▹Experience implementing fine-grained access control such as ReBAC, ABAC, or using Open Policy Agent (OPA)
• ▹Familiarity with identity providers and frameworks like Ory (Kratos/Keto), Keycloak, Auth0 or ForgeRock
• ▹Background in building multi-tenant architectures for global SaaS platforms or large-scale gaming ecosystems
• ▹Active contributions to open source Go projects or security-focused libraries

Soft skills

What we offer

• ▹Unlimited flexible time off
• ▹Personalized career roadmap for each employee
• ▹Professional development through training and educational opportunities
• ▹Comprehensive benefits program supporting physical, mental and emotional well-being

About the company

Xsolla is a global commerce company providing tools and services that help video game developers fund, distribute, market and monetize their games. It is headquartered in Los Angeles and has helped over 1,500 game developers.