Senior Software Engineer, Identity

Highlights

• Build core identity infrastructure securing Scale's Generative AI Data Engine.
• Support RLHF and evaluation powering the world's most advanced LLMs.
• Gain front-row exposure to AI adoption across enterprises and governments.

What they offer

• base salary
• equity
• benefits

Ideal candidate

Infrastructure-minded engineer with 5+ years owning secure distributed systems who cares deeply about identity and access. Collaborative communicator who translates complex security concepts and thrives owning projects end-to-end.

Requirements

• 5+ years of full-time engineering experience post-graduation with focus on infrastructure and identity systems
• Expertise in IAM controls, Infrastructure as Code (Terraform, Pulumi) and microservice deployment
• Hands-on experience with OpenFGA, Authzed, Cedar, Topaz or similar authorization frameworks at scale
• Strong understanding of Zanzibar-based ReBAC models, relationship tuples and access control evaluation
• Strong knowledge of OAuth 2.0, OIDC, SAML, JWT and IdP solutions like EntraID and Okta
• Extensive experience in software development, distributed systems and public cloud platforms (AWS preferred)
• Track record of independent ownership of successful engineering projects
• Excellent communication and collaboration skills