Founding Engineer (Potential CTO)
Core
Architect and ship the first end-to-end AI coaching platform for nervous system training using biosignals (HRV, breath, motion, PPG) without wearables.
Role type
Founding Engineer (Potential CTO)
Builds
AI-guided coaching mobile app and AI nervous system training coach
Domain
Healthtech, AI, Biosignals
Deliverable
production ML models | product features
Required skills
React Native, frontier model inference (Claude), prompt engineering, tool use, Node.js/Python, PostgreSQL, HealthKit, wearable API integration, full-stack architecture
Preferred skills
AI-powered testing pipelines, nervous system science background, prior first-engineer startup experience
Technologies
React Native, Claude, Node.js, Python, PostgreSQL, Vercel, Fly, Render, HealthKit, Apple Watch, Oura, Whoop
Responsibilities
Own technical direction and execution, ship AI coaching product v1 end-to-end, architect AI nervous system training coach, translate biosignals into real-time coaching layer, build AI QA/testing pipelines, integrate iOS/HealthKit and wearable platforms
Seniority
Senior, hands-on IC with founding potential