hims & hers

Principal Engineer, Applied AI (Fullstack/Backend)

United States

Principal

REMOTE

Hims & Hers is hiring a Principal Engineer for their Applied AI team to architect and productionize AI-driven patient care experiences. This is a hands-on technical leadership role focused on owning the end-to-end service architecture for patient-facing AI systems — from intake through ongoing care companionship. You'll partner with research-focused engineers to take experimental AI work into reliable, scalable production systems. The role requires 15+ years of software engineering experience, deep architectural expertise, and some exposure to LLM or AI-powered systems. Hims & Hers is a pub...

Service architecture design

Production systems at scale

Backend engineering

Full stack engineering

Observability and monitoring

Reliability engineering

LLM / AI-powered systems

System design

Technical leadership

Mentorship

Distributed systems

API design

Debugging and operational readiness

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