Cityblock Health
Senior Software Engineer
$110K–$145K
USA · Remote · Senior · Full-time · Posted Oct 26, 2026
- Experience
- 4+ years of experience as an engineer.
- Education
- A CS degree or equivalent (nice to have).
About the job
Build and productionize AI-powered features for members and care teams, from prototyping and system design through evaluation, user experience, and safety in a regulated healthcare product.
What you'll do
- Integrate LLM APIs and SDKs into full-stack product features; own system design, evaluations, and UX.
- Build observability and quality measurement, test prototypes with users, and harden promising features for production.
- Partner with product, design, clinical operations, and data teams to identify valuable AI uses and establish trustworthy context.
What they ask for
- 4+ years of experience as an engineer.
- Experience integrating LLM APIs or SDKs into a shipped product, or closely related production experience.
- Experience building evaluations or quality measurement for AI features, or a clear instinct that they are needed.
- Strong full-stack product engineering and product sense; comfortable owning ambiguity and using AI assistants daily.
Nice to have
- CS degree or equivalent; experience in a regulated or compliance-heavy environment.
- Experience with RAG, agentic patterns, LLM evaluation or observability tooling, or a modern TypeScript/Node/React stack.
Pay
$110,000.00 - $145,000.00 USD base salary
Tools
LLM APIs, SDKs, Braintrust, LangSmith, TypeScript, Node, React
AI focus
Build and productionize AI product features, including LLM integration, evaluations, observability, trusted context, and decisions about autonomous versus human-in-the-loop behavior.
Model-written summary · the original posting is authoritative