Liftoff Jobs

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

Foundation models machine learning engineering jobs

Last updated 5 days ago

120 open foundation models machine learning engineering roles at 19 AI companies, including OpenAI, Anthropic and xAI. Updated daily; 1 was posted this week.

120 open Sort: newest · highest comp · company A–Z Group by company
  1. Staff+ Software Engineer, Safeguards Evals — Anthropic · New York, NY · $320K–485K · 5 days agonew
  2. Sr. Model Engineer, Voice — xAI · Late Stage · Palo Alto, CA · $220K–357K · last week
  3. Software Engineer: ML Optimization — Generalist AI · Somerville, MA · $260K–350K · last week
  4. Sr. Model Engineer, RL Training Framework — xAI · Late Stage · Palo Alto, CA · $220K–357K · last week
  5. Head of Data Science, Strategic Finance — OpenAI · San Francisco, CA · $459K–536K · last week
  6. Sr. Model Engineer, Post-Training & RL — xAI · Late Stage · Palo Alto, CA · $220K–357K · last week
  7. Sr. Model Engineer, Mid-Training — xAI · Late Stage · Palo Alto, CA · $220K–357K · last week
  8. Modelling Engineer — Fractile · Series C · London, UK · 2 weeks ago
  9. Data Science Tech Lead Manager, Model Experience — Anthropic · New York, NY · $460K · 2 weeks ago
  10. Member of Technical Staff - Applied ML, RecSys — Liquid AI · Seed · Boston, MA · 2 weeks ago
  11. Member of Technical Staff - Pre-Training Data — Reflection AI · Series B · San Francisco, CA · 3 weeks ago
  12. Machine Learning Data Scientist - Consumer Forecasting — OpenAI · San Francisco, CA · $347K–445K · 3 weeks ago
  13. Research Engineer, Latency & Throughput — Mistral AI · Series D · Paris, FR · 3 weeks ago
  14. Member of Technical Staff (Software Engineer, Enterprise Agent Evals & Efficiency) — Perplexity · Series C · San Francisco, CA · $220K–405K · 3 weeks ago
  15. Research Engineer, Orchestral — Mistral AI · Series D · Paris, FR · 4 weeks ago
  16. Applied Data Scientist, Personalization & Machine Learning — OpenAI · San Francisco, CA · $347K–445K · 4 weeks ago
  17. FullStack Engineer, AI Observability & Evals Platform (LangSmith) — LangChain · Series B · San Francisco, CA · 4 weeks ago
  18. Machine Learning Engineer, Implicit Signals — OpenAI · San Francisco, CA · $381K–510K · 4 weeks ago
  19. Member of Technical Staff - Pre-Training Evals Infra — Reflection AI · Series B · New York, NY · 4 weeks ago
  20. Software Engineer, Machine Learning-Backend — fal · Series D · San Francisco, CA · $150K–200K · 5 weeks ago
  21. Engineering Manager, Inference Performance — Baseten · Late Stage · San Francisco, CA · $240K–270K · 5 weeks ago
  22. Member of Technical Staff (Machine Learning Engineer, Search Agent RL) — Perplexity · Series C · Belgrade · 5 weeks ago
  23. Research Engineer, Inference Foundation — Mistral AI · Series D · Munich, DE · 5 weeks ago
  24. Software Engineer - Inference Platform — Baseten · Late Stage · San Francisco, CA · $180K–360K · 5 weeks ago
  25. Software Engineer - Inference Performance — Baseten · Late Stage · San Francisco, CA · $180K–360K · 5 weeks ago
  26. Software Engineer, Inference — Thinking Machines Lab · Seed · San Francisco, CA · 6 weeks ago
  27. Software Engineer, Sandboxing — Anthropic · San Francisco, CA · $320K–485K · 6 weeks ago
  28. Software Engineer, Evaluation Infrastructure — xAI · Late Stage · Palo Alto, CA · $180K–440K · 6 weeks ago
  29. Staff + Sr. Software Engineer, Cloud Inference — Anthropic · San Francisco, CA · $320K–485K · 6 weeks ago
  30. Staff + Sr. Software Engineer, Cloud Inference Launch Engineering — Anthropic · San Francisco, CA · $320K–485K · 6 weeks ago
  31. Machine Learning Engineer, Safety — fal · Series D · San Francisco, CA · $180K–250K · 6 weeks ago
  32. Research Engineer, Machine Learning — Mistral AI · Series D · Paris, FR · 6 weeks ago
  33. Machine Learning Engineer, Core Experimentation — OpenAI · Seattle, WA · $437K–485K · 7 weeks ago
  34. Member of Technical Staff, AI Products (Early Career - Industry) — Perplexity · Series C · San Francisco, CA · $180K–270K · 7 weeks ago
  35. Machine Learning Engineer, Monetization AI/ML — OpenAI · San Francisco, CA · $381K–555K · 7 weeks ago
  36. Senior Fullstack Engineer, AI Observability & Evals Platform — LangChain · Series B · Cambridge, MA · 2 months ago
  37. Senior Backend Software Engineer, AI Observability & Evals Platform (LangSmith) — LangChain · Series B · Cambridge, MA · 2 months ago
  38. AI Engineer — Baseten · Late Stage · San Francisco, CA · $175K–190K · 2 months ago
  39. Training / AI Infrastructure — Genesis AI · Seed · London, UK · 2 months ago
  40. Robot Learning — Genesis AI · Seed · London, UK · 2 months ago
  41. Research Engineer, ML Platform — Mistral AI · Series D · Palo Alto, CA · 2 months ago
  42. Software Engineer, Evaluation Platform / Infra — Thinking Machines Lab · Seed · San Francisco, CA · 2 months ago
  43. Member of Technical Staff (Software Engineer, Multimodal) — Perplexity · Series C · San Francisco, CA · $220K–405K · 3 months ago
  44. Member of Technical Staff - Inference Systems — Liquid AI · Seed · Boston, MA · 3 months ago
  45. Machine Learning Engineer, Multimodal Perception and Authentication — OpenAI · San Francisco, CA · $342K–399K · 3 months ago
  46. AI Engineer — Baseten · Late Stage · San Francisco, CA · $220K–260K · 3 months ago
  47. Staff + Senior Software Engineer, Inference — Anthropic · Ontario, CAN · 3 months ago
  48. Software Engineer, Model Deployment- ChatGPT Engineering — OpenAI · London, UK · GBP 194,000–280,000/year · 3 months ago
  49. Machine Learning Engineer, Evals — Nous Research · Series B · Americas · 3 months ago
  50. Machine Learning Engineer, API Multicloud — OpenAI · San Francisco, CA · $223K–423K · 3 months ago

See all 120 foundation models machine learning engineering roles →

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