196K–294K USD / year
Software Engineer, Agent Auth
BackendHybrid — San Francisco
Published on 2026-11-03
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About this role
Build identity, authentication, and authorization systems that allow people and AI agents to access Vercel and connected services safely. Own systems from technical design through production operation, balancing strong security with a smooth developer experience.
About the company
Vercel is a platform designed to enhance the frontend development experience, enabling developers to build, deploy, and host modern web applications efficiently. They serve a range of clients, focusing on startups and enterprises across various industries.
The team
Agent Auth and Identity
Stack
JavaScriptTypeScriptOAuth 2.xOIDCAWSTerraformReactNext.js
What you'll do
- Design and operate identity, authentication, and authorization systems for people and agents
- Build secure APIs, services, and SDKs for authentication and authorization
- Develop scoped, time-bound, and auditable access for agents acting on behalf of users and teams
- Lead projects from opportunity discovery and technical direction through delivery
- Partner with product, security, and platform teams
- Participate in the on-call rotation and contribute to open source
What we're looking for
- At least 3 years building and operating production backend systems at scale
- Strong JavaScript/TypeScript skills or a comparable backend language and willingness to work primarily in TypeScript
- Understanding of sessions, tokens, OAuth/OIDC flows, permission models, and secrets management
- Security-minded engineering, including threat modeling, least privilege, and failure-mode analysis
- End-to-end ownership and ability to reason about architectural tradeoffs
- Strong cross-team collaboration and comfort working in an evolving field
Nice to have
- Experience building identity providers, authentication platforms, or developer-facing access-control systems
- Experience with delegated authorization, workload identity, service-to-service authentication, or machine credentials
- Experience with LLM agents, tool calling, or MCP
- AWS and Terraform experience
- React or Next.js familiarity
- Open-source or standards-body contributions
Benefits
- Equity-based compensation
- Inclusive healthcare package
- Flexible time off
- Work equipment and a work-from-home budget
- Mentorship and support for attending professional events