Senior Full Stack Engineer

About the Role

Join an early-stage healthtech team building AI agents that coordinate care logistics for people with serious chronic conditions. You will be a hands-on engineer and product partner, shaping the product and helping establish the engineering team.

What You'll Do

• Lead greenfield development for enterprise customer engagements and related improvements to the consumer app.
• Partner with company leadership to shape the near-term and longer-term product roadmap.
• Build, debug, and evaluate AI agents, including prompt engineering and evaluation harnesses.
• Help make the product secure and enterprise-ready by owning SOC 2 and HIPAA compliance work.
• Mentor engineers, delegate work, review code, and contribute to hiring.

What We're Looking For

• Six to ten years of full stack engineering experience, including experience leading projects or mentoring engineers.
• Experience shipping consumer or other user-facing products from 0 to 1 in an early-stage or high-growth startup.
• Strong experience with React, TypeScript, Python, and FastAPI, plus cloud platforms and services such as AWS, Google Cloud, Firebase, and Firestore.
• Production experience building LLM applications, including agent orchestration, prompt and context design, tool use, evaluations, guardrails, and observability.
• Experience in healthcare, chronic condition management, or another regulated environment is valuable, as is familiarity with HIPAA or SOC 2.
• Strong product judgment, user-focused design craft, and experience with tools such as Figma.

Compensation & Benefits

Base salary

$185,000 to $210,000 annually. Visa sponsorship or transfer is not available.

Location

On-site in Boston, Massachusetts, five days per week. Relocation assistance is not available.