Liftoff Jobs

A curated index of open roles at top-tier AI companies.

Weekly digest

Week of 24 November 2025

3 new roles this week across 3 companies.

ML engineering

  1. Software Engineer, Platform & Inference — Chai Discovery · Series C · SF Bay Area · 45 weeks ago AI platform that designs molecules and predicts biochemical interactions for drug discovery

Product

  1. Product Manager, LangSmith — LangChain · Series B · SF Bay Area · 45 weeks ago Framework and platform for building, testing, deploying, and monitoring LLM-powered agents

Operations

  1. Technical Program Manager, Data Center Infrastructure — Anthropic · SF Bay Area · $365K–435K · 45 weeks ago Develops Claude, an AI assistant, with research focused on AI safety and alignment

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