Senior Full Stack Engineer
Senior full stack engineer at an early-stage healthtech startup building AI agents that coordinate care logistics for people with serious chronic conditions. Day to day: greenfield development, building and evaluating LLM agents (prompting, guardrails, evals), ensuring HIPAA/SOC 2 compliance, and mentoring — using React, TypeScript, Python, FastAPI, and AWS/GCP.
- Compensation
- $185K–$210K / yr
- Location
- Boston
- Work setup
- Onsite
- Seniority
- Senior
- Employment
- Full time
- Experience
- Not specified
- Category
- Fullstack
- Posted
Skills
Must have
- 6-10 years of full stack engineering experience, shipping consumer/user-facing products zero-to-one at an early-stage or high-growth startup
- Experience with React, TypeScript, Python, FastAPI, and cloud platforms such as AWS or GCP, including Firebase or Firestore
- Production experience with LLMs: agent orchestration, prompt/context design, tool use, evaluations, guardrails, observability
- Experience as a founding or staff engineer, technical lead, or mentor to other engineers
- Strong product and front-end design sensibilities, with experience using Figma
- Equivalent experience or a degree demonstrating strong technical fundamentals
Nice to have
- Healthcare or other regulated-industry experience; familiarity with HIPAA or SOC 2
Full description
About the Role
Join an early-stage healthtech team building AI agents that coordinate logistics for people living with serious chronic conditions. As a senior individual contributor and product-minded engineer, you will help shape the product and engineering team while delivering secure, user-focused software.
What You'll Do
- Lead greenfield development for enterprise customer needs and related updates to the consumer application.
- Partner with company leadership to shape the product roadmap across near-term priorities and longer-term plans.
- Build, debug, and evaluate AI agents, including prompt engineering and evaluation harnesses.
- Help ensure agent systems meet healthcare security and compliance requirements, including HIPAA and SOC 2.
- 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 shipping consumer or user-facing products from zero to one at an early-stage or high-growth startup.
- Experience with React, TypeScript, Python, FastAPI, and cloud platforms such as AWS or Google Cloud Platform, including Firebase or Firestore.
- Production experience with LLMs, including agent orchestration, prompt and context design, tool use, evaluations, guardrails, and observability.
- Experience as a founding or staff engineer, technical lead, or mentor to other engineers.
- Healthcare or other regulated-industry experience is valuable, as is familiarity with HIPAA or SOC 2.
- Strong product and front-end design sensibilities, with experience using Figma.
- Equivalent experience or a degree demonstrating strong technical fundamentals.
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.