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

Developer tools AI research jobs

Last updated 2 days ago

126 open developer tools AI research roles at 13 AI companies, including Anthropic, Mistral AI and Thinking Machines Lab. Updated daily; 5 were posted this week.

126 open Single list

Anthropic · 42 matching
- Conceptual Reasoning Fellow · Remote (US)
- Staff Research Engineer, Multi-Agent Scaling · San Francisco, CA
- Research Engineer / Research Scientist, RL Frontiers · San Francisco, CA
Mistral AI · 22 matching
- Research Engineer - Eval Platform · Paris, FR
- LLM Scientist, AI for Science · Paris, FR
- AI Scientist - Domain Expert Crashworthiness · Paris, FR
Baseten · 4 matching
- Post-Training Applied Researcher · San Francisco, CA
- Base Labs Fellowship · San Francisco, CA
- Post-Training Research Engineer · San Francisco, CA
Mercor · 6 matching
- Research Intern · San Francisco, CA
- Research Scientist - Environments, Data and Post-Training · San Francisco, CA
- Research Scientist, APEX Benchmarks · San Francisco, CA
Thinking Machines Lab · 16 matching
- Model Designer · San Francisco, CA
- Research Engineer, Web Crawling · San Francisco, CA
- Research, Mid Training · San Francisco, CA
Cartesia · 6 matching
- Research Engineer, Data Infrastructure (Language Modeling) · San Francisco, CA
- Researcher, Post Training · San Francisco, CA
- Researcher, Evals · San Francisco, CA
Together AI · 11 matching
- Research Intern, Frontier Agents (Summer 2027) · San Francisco, CA
- Research Intern, Frontier Agents (Winter 2027) · San Francisco, CA
- Systems Research Engineer Intern - GPU Programming (Winter 2027) · San Francisco, CA
Fireworks AI · 2 matching
- Member of Technical Staff, Research (2026 PhD New Grad) · San Mateo, CA
- Member of Technical Staff, Research · San Mateo, CA
Traversal · 2 matching
- AI Research Engineer · New York, NY
- AI Researcher · New York, NY
Reflection AI · 6 matching
- Member of Technical Staff - Post-Training · San Francisco, CA
- Member of Technical Staff - Research Software Engineer - Safety Evaluations Infrastructure · New York, NY
- Member of Technical Staff - Research Software Engineer · New York, NY
Goodfire · 4 matching
- Research Scientist · London, UK
- Research Lead, Training · San Francisco, CA
- Research Fellow · San Francisco, CA
Modal · 3 matching
- ML Research Intern · New York, NY
- Member of Technical Staff - Research, Post-Training · New York, NY
- Member of Technical Staff - Research, Inference · New York, NY
Lovable · 2 matching
- Research Engineering Lead · Stockholm, SE
- AI Research Engineer, Post-Training · Stockholm, SE

See all 126 developer tools AI research roles →

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