Lead Engineer for Health-Tech Startup
About The Position
Bifrost Studios is hiring a Lead Engineer on behalf of Feno Feno is building the world's first AI-powered smart toothbrush - a 20-second oral care system that uses computer vision to deliver comprehensive cleaning and real-time health insights. We're not just making a better toothbrush; we're unlocking the connection between oral health and systemic health, including heart disease, diabetes, and cognitive decline. We're a small, intense team scaling toward >48,000 units in 2026. Every system you build will directly impact how people take care of their health. We're looking for a Lead Engineer to own engineering execution across our entire software stack: iOS app, backend, cloud infrastructure, frontend, and internal tools. You'll lead a small team (currently 2 engineers), write production code yourself, and build the systems that power every Feno device in the field. This is a player-coach role. You'll spend about: 40% of your time leading (1:1s, sprint planning, unblocking, cross-functional coordination) 40% coding 20% on technical strategy You report to the CTO and work closely with our Head of AI. The right person will eventually grow this team and could be on a path to CTO.
Requirements
- Strong hands-on coding ability in Python, PostgreSQL, and AWS
- Ownership of deployment pipelines, monitoring, and incident response
- Ability to operate with high autonomy in ambiguous environments
- Genuine desire to work in a role that combines leadership and individual contribution
Nice To Haves
- Previous startup experience
- React/TypeScript frontend experience
- Proficiency with AI coding tools (Cursor, Copilot)
- AI/ML literacy - enough to collaborate effectively with our Head of AI
- Experience managing engineers - running 1:1s, setting expectations, holding people accountable
- Mobile development (Swift/Android)
- Infrastructure-as-code (Terraform)
- Experience scaling systems for hardware/IoT products
- Experience growing a team from 2–3 to 5+
Responsibilities
- Engineering team management - hiring, 1:1s, performance, unblocking
- Backend systems and API development (Python)
- Cloud infrastructure (AWS) - deployment, monitoring, incident response
- Frontend development (React/TypeScript), including using AI coding tools to cover gaps
- Internal automation and tooling
- Coordination with firmware engineers and Head of AI on cross-functional work
Benefits
- Compensation: competitive package determined on a case-by-case basis depending on experience, scope, and overall fit. The package may include equity based on your profile.
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
Education Level
No Education Listed
