About the Role
Legion is building an AI-native care-delivery platform, starting with psychiatry. We are seeking a principal-level engineer to own the most challenging systems within our care platform, taking full responsibility from problem identification to completion and documentation.
Responsibilities
- Own the factory spine, focusing on maximizing leverage in the era of agentic engineering and scaling our deployment processes.
- Own the clinical work spine, ensuring auditability and fail-closed checks for AI agents and humans acting on patient care.
- Own agent operations in production, determining how autonomy expands and ratchets upwards.
- Own the data and metrics estate, including the warehouse, analytics platform, and data pipelines.
- Conduct architecture syncs with the CTO, providing input and making decisions within your domain.
Requirements
- Experience owning architecture across multiple companies or codebases (staff-plus IC, chief-architect, or platform-consulting background).
- Proven ability to ship daily at high volume with AI agents.
- Instinct to take ownership of ambiguous, complex problems, driving them to completion with documentation.
- Proactive written communication skills.
- Commitment to clinical-grade correctness, including auditability, HIPAA compliance, fail-closed defaults, and invariants.
- Typically 10+ years of experience and multiple systems owned end-to-end.
- Not seeking a management role.
- Ability to be productive without well-scoped tickets.
- Comfort with a fast-paced, demanding work environment.
Skills
- TypeScript
- Node.js
- Postgres
- Next.js
- AWS
- LLM agent orchestration
- EHR integrations
- E-prescribing integrations
- PHI-grade security
- Audit trails
Location
- San Francisco HQ
- Partial remote considered for exceptional candidates
Work Type
- Full-time
- In-person
- Partial remote
Experience Level
- Principal-level
- Senior
- 10+ years
Salary/Compensations
- $250,000 to $400,000
- Meaningful early-stage equity
Benefits
- Medical, dental, and vision benefits
- In-person retreats
- Meal stipends
- Flexible, unlimited vacation policy
- Ownership over projects
- Freedom to set priorities, shape processes, and drive outcomes
- Growth opportunities into expanded roles and executive leadership
About the Company
- Legion Health is developing the AI infrastructure to deliver fast, affordable, and world-class health care at scale.
- We are building an AI-native care-delivery platform, starting with psychiatry, that automates administrative and clinical labor costs.
- Our technical approach combines rich data, production AI, doctors in the loop, and end-to-end care operations.
- We have delivered tens of thousands of visits in two years, maintaining low ops costs and achieving industry-leading patient satisfaction.
- Our vision is a 10X better patient and clinician experience, making care higher quality, less expensive, and more scalable.
- Legion Health is backed by Y Combinator, leading venture capital firms, and founders from prominent tech companies.
Equal Opportunity
- Legion Health is proud to be an Equal Opportunity Employer.
- We celebrate diversity and are committed to creating an inclusive environment for all employees, contractors, and applicants.
- We do not discriminate based on race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, genetic information, or any other protected characteristic under applicable law.
- We encourage applicants from all backgrounds to apply.
