Senior Full Stack Engineer

Role details

ABOUT THE ROLE Join an early-stage healthtech team building AI agents that help people with serious chronic conditions manage care logistics. You will be a hands-on engineer and product partner, helping shape the roadmap and deliver secure, user-facing products. WHAT YOU'LL DO - Lead greenfield development for enterprise products and related consumer app improvements. - Partner with the CEO to shape near-term and longer-term product priorities. - Build, debug, and evaluate AI agents, including prompt engineering and evaluation harnesses. - Help establish SOC 2 and HIPAA compliance practices so products are ready for enterprise use. - Mentor engineers, coordinate work, review code, and support team growth. WHAT WE'RE LOOKING FOR - Six or more years of full stack engineering experience, ideally in the six to ten year range. - Experience shipping consumer or user-facing products from 0 to 1 at an early-stage or high-growth company. - Strong hands-on skills with React, TypeScript, Python, and FastAPI, plus cloud platforms and services such as AWS, Google Cloud, Firebase, and Firestore. - Production experience with LLMs, including agent orchestration, prompt and context design, tool use, evaluations, guardrails, and observability. - Experience leading projects or mentoring engineers, with a high bar for product quality and front-end craft. - Healthcare or other regulated-industry experience is valuable, as is familiarity with HIPAA, SOC 2, Figma, and modern AI services. COMPENSATION & BENEFITS Base salary is $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.