Healthcare AI Engineer — Full-Stack Impact

Ashby, Inc.; Cambridge (MA); Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Equity

Health benefits

Hybrid work

Job summary

Liza Health in Cambridge, MA is hiring a Full-Stack AI Engineer to design, build and ship AI systems at the core of their care model. You will work closely with clinicians and designers to deliver real-world healthcare applications for patients and care teams.

The role is hybrid, with in-person collaboration; you’ll handle end‑to‑end AI development, from prompts and agents to data pipelines and frontend touches. Equity and competitive compensation are offered.

Qualifications

• Production LLM applications built end‑to‑end for real users.
• Design, test and iterate on prompts and contexts.
• Develop agentic workflows with function calling and planning.
• Create evaluation rubrics and datasets with clinicians.
• RAG, embeddings and scalable data pipelines.
• APIs, web/mobile fronts, cloud deployment and observability.
• Develop AI-native workflows and tooling for the team.

Responsibilities

• Build production AI applications and agentic systems supporting patients and clinicians across scheduling, intake, documentation, care coordination and decision support.
• Partner with patients, physicians and operations staff to translate real-world workflows into clear requirements and outcomes.
• Collaborate with the AI-native design team to create simple, efficient experiences for all users.
• Design, test and iterate prompts, contexts and tool definitions with versioned production code.
• Define and run evaluations; build gold standards, rubrics and automated graders; set launch criteria before patient access.
• Integrate AI with the healthcare stack: Medplum FHIR backend, EHRs, HL7 interfaces and scheduling systems.
• Build with PHI, HIPAA, privacy and security in mind, including human-review workflows and escalation paths.
• Monitor production systems with error analysis and observability, improving reliability and latency.
• Turn learnings into reusable blocks: eval harnesses, agent patterns and internal tools.

Skills

Production LLM app eng

Prompt engineering

Agents & tools

Evaluation & error analysis

Retrieval & knowledge systems

Full-stack & systems

AI-native development

Job description

Liza Health in Cambridge, MA is hiring a Full-Stack AI Engineer to design, build and ship AI systems at the core of their care model. You will work closely with clinicians and designers to deliver real-world healthcare applications for patients and care teams.

The role is hybrid, with in-person collaboration; you’ll handle end‑to‑end AI development, from prompts and agents to data pipelines and frontend touches. Equity and competitive compensation are offered.