Senior Identity Agent Engineer

Summary

Join Lumos, a fast-growing startup revolutionizing app and access management, as a Senior Identity Agent Engineer. You will lead the development of core AI features and ensure the health of engineering systems, working across the stack. This role offers opportunities for early leadership and involvement in scaling the product, team, and company. Lumos provides a unique culture, renowned investor backing, and significant growth opportunities. The ideal candidate possesses strong software engineering experience, expertise in AI-driven workflows, and a deep understanding of API design and system architecture. This position offers a competitive salary and a comprehensive benefits package.

Requirements

• You’ve built and deployed AI-driven workflows — such as tool-calling systems, retrieval-augmented generation (RAG) pipelines, or autonomous agentic orchestration using frameworks like LangChain, LangGraph
• Strong software engineering experience with 5+ years of building and scaling end-to-end production systems
• Strong knowledge of API design, system performance, and software architecture
• Proficiency in modern programming languages such as Go, TypeScript, or Python, and familiarity with frameworks like React
• Familiarity with identity and access management systems, such as SCIM, OAuth2, SAML, or integrating with IDPs and HRIS tools

Responsibilities

• Lead the development of agent pipelines: design modular SDK components, drive production rigor, and support the growth of junior engineers
• Architect composable agent SDKs with built-in safety and robust fallback strategies
• Design tracing tools and alert dashboards to ensure agent performance and quality
• Own the agent lifecycle—from chaining and testing to CI/CD and production rollout
• Collaborate closely with security and operations teams to ensure agent governance and auditability
• Mentor and uplevel teammates on best practices in observability and resilience
• Solve challenging technical problems across the stack to develop critical customer-facing features; includes the frontend (React, Typescript), communication layer (GraphQL, Apollo), and backend (Python, Flask, sqlalchemy)

Benefits

• Remote work culture (+/-4 hours Pacific Time)
• Medical, Vision, & Dental coverage covered by Lumos
• Company and team bonding trips throughout the year fully covered by Lumos
• Optimal WFH setup to set you up for success
• Unlimited PTO, with minimum time off to make sure you are rested and able to be at your best
• Up to 16 weeks for expecting parents
• Wellness stipend to keep you awesome and healthy
• 401k matching plan