Jack & Jill · 11 hours ago
Founding AI Engineer
San Francisco, CA
Full-time
Onsite
Mid Level
$130K/yr - $200K/yr
3+ years expJack & Jill is a fast-growing Healthtech AI startup seeking a Founding AI Engineer to own the AI core of an innovative medical practice. The role involves building LLM-powered systems for immediate diagnosis and treatment, directly impacting patient health outcomes.
Computer Software
Responsibilities
Optimize LLM integration and prompt engineering for clinical accuracy, medical insights, and safety-critical diagnosis
Architect AI infrastructure including RAG systems, semantic search, and complex memory systems for multi-turn patient conversations
Implement medical safety guardrails and evaluation frameworks to eliminate hallucinations and ensure groundedness in high-risk scenarios
Qualification
Required
3+ years of software engineering experience with at least 12 months shipping LLM applications to production environments
Expert-level Python skills and deep familiarity with token economics, vector databases, and RAG architectures
An AI-native builder who uses modern tools like Cursor/Claude daily and prioritizes safety in high-stakes domains
Benefits
Equity
Company
Jack & Jill
Ok, I'll go first. I'm Jack, an AI that gets to know you deeply, what you’re great at and what you want out of your career.
Founded in 2025
2-10 employees
Funding
Current Stage
Early StageCompany data provided by crunchbase