Liftoff Jobs

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

AI infrastructure AI research jobs

Last updated 7 days ago

24 open AI infrastructure AI research roles at 8 AI companies, including Together AI, Baseten and Modal. Updated daily; nothing new in the last seven days.

24 open Sort: newest · highest comp · company A–Z Group by company
  1. Research Intern, Frontier Agents (Summer 2027) — Together AI · Seed · San Francisco, CA · USD 58–70/hour · last week
  2. Research Intern, Frontier Agents (Winter 2027) — Together AI · Seed · San Francisco, CA · USD 58–70/hour · last week
  3. Systems Research Engineer Intern - GPU Programming (Winter 2027) — Together AI · Seed · San Francisco, CA · USD 58–70/hour · last week
  4. Systems Research Engineer Intern - GPU Programming (Summer 2027) — Together AI · Seed · San Francisco, CA · USD 58–70/hour · last week
  5. Research Intern, Model Shaping (Winter 2027) — Together AI · Seed · San Francisco, CA · USD 58–70/hour · last week
  6. Research Intern, Model Shaping (Summer 2027) — Together AI · Seed · San Francisco, CA · USD 58–70/hour · last week
  7. Research Intern, Inference (Winter 2027) — Together AI · Seed · San Francisco, CA · USD 58–70/hour · last week
  8. Research Intern, Inference (Summer 2027) — Together AI · Seed · San Francisco, CA · USD 58–70/hour · last week
  9. Member of Technical Staff, Research (2026 PhD New Grad) — Fireworks AI · Series D · San Mateo, CA · $200K–300K · 2 weeks ago
  10. Member of Technical Staff, Research Engineer — xDOF · San Francisco, CA · 2 weeks ago
  11. Member of Technical Staff, Research — Fireworks AI · Series D · San Mateo, CA · $210K–320K · 7 weeks ago
  12. Research Engineer, Large-Scale Training — Together AI · Seed · San Francisco, CA · $200K–290K · 8 weeks ago
  13. ML Research Intern — Modal · Series C · New York, NY · USD 15,000/month · 8 weeks ago
  14. Research Scientist — Sesame AI · Series B · San Francisco, CA · $190K–320K · 2 months ago
  15. Research Scientist — OpenRouter · Series A · Remote (US) · $250K–285K · 2 months ago
  16. Base Labs Fellowship — Baseten · Late Stage · San Francisco, CA · USD 5,000/month · 3 months ago
  17. Research Engineer, Post-Training Inference — Together AI · Seed · San Francisco, CA · $200K–290K · 3 months ago
  18. Member of Technical Staff - Research, Post-Training — Modal · Series C · New York, NY · $150K–350K · 3 months ago
  19. Member of Technical Staff - Research, Inference — Modal · Series C · New York, NY · $150K–350K · 3 months ago
  20. Member of Technical Staff - Research — Armadin · Series A · Palo Alto, CA · 3 months ago
  21. Research Engineer — Sesame AI · Series B · San Francisco, CA · $190K–320K · 3 months ago
  22. Post-Training Research Engineer — Baseten · Late Stage · San Francisco, CA · $200K–275K · 6 months ago
  23. Post-Training Research Scientist — Baseten · Late Stage · San Francisco, CA · $210K–285K · 6 months ago
  24. Systems Research Engineer, GPU Programming — Together AI · Seed · San Francisco, CA · $200K–300K · 3 years ago

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