Senior Product Engineer

Company: Prosper Health
Location: New York NY (Chelsea office in person 2-4 days per week)
Compensation: $170000 - $225000 competitive equity
Employment Type: Full-time
Visa Sponsorship: Not available (US citizens and green card holders)

Prosper Health is on a mission to make life happier and healthier for autistic and neurodivergent adults a group that has been systematically overlooked despite a 5x rise in autism diagnoses over 25 years. Prosper delivers specialized mental health services for autistic adults covered by insurance and has helped tens of thousands of people.

Prosper has raised a $16.2M Series A and has a Series B underway as it expands into ADHD diagnosis medication management and clinician supervision tooling.

Prosper is hiring a Senior Product Engineer (5 years): a product-minded full-stack builder excited to own real work in building the first comprehensive platform for autistic and neurodivergent adults. This is a foundational hire as Prosper scales into new verticals with about 70% greenfield work.

• Build new product across the stack from client intake and clinician tooling to medication management and ADHD features.
• Design and ship backend APIs and frontend experiences in a TypeScript monorepo (Node/Fastify React Supabase tRPC Prisma).
• Work directly with operations clinical teams and incoming PMs to validate and ship solutions to real user problems.
• Own projects end to end with real influence on product direction.
• Contribute to developer experience: CI/CD observability and code quality.

• 5 years of full-stack product engineering
• Strong TypeScript with and React
• Product mindset and end-to-end ownership
• Ability to work in the Chelsea NYC office 2-4 days a week
• US work authorization without sponsorship

• Healthcare or mental health product experience

TypeScript Fastify React Supabase PostgreSQL tRPC Prisma CI/CD

REVENUE: 17.5% of first-year salary. Est. fee per hire $30K-$39K; 1 seat(s).

TARGET COMPANIES (suggested): Headway Spring Health Cerebral Lyra Health Cedar Oscar Health.

BEST-FIT CANDIDATE: 5 yrs; full-stack TS/Node/React; product-minded; visa: NO sponsorship; location: NYC hybrid 2-4 days.