Note: The job is a remote job and is open to candidates in USA. The company is an early-stage, venture-backed healthcare AI company building an AI nurse concierge for Medicare beneficiaries. The Senior AI Engineer, Voice Systems will own and improve agentic systems that automate healthcare-navigation tasks, including voice calls and complex workflow orchestration, while using real-world interactions and evaluation infrastructure to continuously improve AI quality.
Responsibilities
- Automate tasks advocates currently do manually, including outbound voice calls to insurance, doctors, pharmacies, and patients
- Build and improve agentic search and multi-agent orchestration across complex healthcare workflows
- Design evaluation infrastructure to measure and improve the quality of AI automations
- Implement reinforcement-learning loops that use real actions to train and improve models over time
- Ship fast and iterate directly with the team that listens to real conversations daily
Skills
- Shipped voice AI to production (not demos)
- 1 to 10 years of experience in AI/ML engineering, including systems with a voice component
- A clear signal of excellence: a growing startup (Series A to D), major products shipped, funding raised, olympiad, or similar
- Undergraduate CS degree from a top-25 university in the US or Canada
- Production voice AI stack: streaming STT/TTS, telephony (Twilio/SIP), latency optimization, endpointing
- Agentic systems: context engineering, multi-agent orchestration, tool use, RAG
- Rapid learner who thrives in ambiguity and builds the playbook rather than following one
- Willing to relocate to San Francisco in Q1 2027
- Ex-YC founder, from a fast-scaling later-stage company, or Big Tech with prior startup experience
- Built evaluation pipelines for voice systems: metrics, regression suites, production signal
Benefits
- Competitive early equity
- Remote work in the United States
- Open to visa transfers, for example OPT or H-1B transfers
Company Overview