Senior Member of Technical Staff

Anterior (Sequoia-backed, Series B) | Senior Member of Technical Staff | On-Site (New York, NY) | Full Time | $230,000–$300,000 + equity Company: Anterior builds AI for healthcare administration. Health plans review clinical evidence against medical policy before care gets approved, often relying on nurses reading PDFs. Our platform reads policies and clinical records, producing decisions clinicians can audit. We're ~45 people in New York and recently raised $40M, bringing us to $64M total, from Sequoia, NEA, Neo, FPV, Kinnevik, and founders of DeepMind, Google AI, and Inflection. Role: Members of Technical Staff handle everything from system design to production: designing backend services, scaling AWS, debugging, scoping integrations, or evaluating LLM-powered systems. You'll set technical direction and mentor engineers. You: + Strong backend and/or infrastructure experience, and operated at scale + Care about foundations like consistency guarantees and code simplicity + Known for solving tough problems and making lasting architectural calls + Looking to write enduring code + Background in scale-ups, big tech, finance, or AWS-heavy teams Tech: Python, Go, TypeScript, React, Nix, AWS (migrating from CDKTF — bonus if you've done this). See our team in action: https://www.youtube.com/watch?v=mav15aW9lLM https://www.youtube.com/watch?v=XAsb7MIAzm8 Bring your GitHub and proudest firefighting story: https://xn--xp5a.anterior.app/ — mention what resonates. Apply: https://jobs.ashbyhq.com/anterior/1163af7a-d1d6-41db-a8ea-fc...