Ellipsis Health
Senior Backend Engineer, Core Services
$160K–$210K
San Francisco - Hybrid · Hybrid · Senior · Full-time · Posted Sep 15, 2026
- Experience
- 5+ years of professional experience building backend applications.
- Education
- Bachelor's or Master's degree in Computer Science or equivalent practical experience.
About the job
Designs, builds, and operates backend services and APIs that power Ellipsis Health’s conversational AI platform and healthcare integrations.
What you'll do
- Develop TypeScript backend services, APIs, microservices, and healthcare data pipelines.
- Own production services, including deployment, monitoring, incident response, security, and reliability improvements.
- Build secure healthcare integrations and authentication systems; mentor engineers and contribute to architectural standards.
What they ask for
- Bachelor's or Master's degree in Computer Science or equivalent practical experience.
- 5+ years of professional experience building backend applications with strong TypeScript/JavaScript expertise.
- Proficiency with Node.js and RESTful APIs and/or GraphQL; understanding of microservices, distributed systems, and system design.
- Experience with cloud platforms and containerized deployments; SQL and NoSQL databases; CI/CD and production monitoring.
Nice to have
- Experience with RBAC, identity providers, or healthcare data standards such as FHIR and HL7.
- Experience with conversational AI, voice or real-time systems, health tech, or large-scale distributed systems.
Pay
$160,000 to $210,000 USD (base salary)
Tools
TypeScript, JavaScript, Node.js, RESTful APIs, GraphQL, AWS, GCP, Azure
AI focus
Builds backend systems and APIs supporting conversational AI workflows; the posting also describes the company’s voice biomarker technology.
Model-written summary · the original posting is authoritative