Onos Health | Staff Eng (AI), Lead Eng (Backend), Lead Eng (Data) | San Francisco (Hybrid) | $200-250k + Equity | [https://onoshealth.com](https://onoshealth.com/)30 cents of every behavioral health dollar in the U.S. is wasted — on ineffective care, administrative overhead, and outright fraud. Onos fixes this by ensuring every healthcare dollar goes toward high quality care. Our AI platform helps health plans identify where care is going wrong, get members on the right clinical pathway, catch fraud and abuse, and automate reviews that clinical teams currently do by hand. We're well funded by top healthcare investors and live with some of the nation's largest health plans. Stack: Python/Django, Next.js/TypeScript, PostgreSQL, AWS (Bedrock, ECS, Glue, S3). We ship with Claude Code and CodeRabbitAI. Hiring: - Staff Software Engineer (AI) — LLM pipelines for clinical note extraction, level-of-care classification, eval frameworks - Lead Engineer (Backend) — clinical workflow engine, AI/ML pipeline integration, multi-tenant architecture - Lead Engineer (Data/Integrations) — payer data pipelines, EDI X12/FHIR/HL7, claims feed infrastructure All roles: https://onoshealth.com/career Email: [joinus@onoshealth.com](mailto:joinus@onoshealth.com) (mention HN)