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Postdoctoral Researcher (PhD) - FAIR - Core Learning
Meta · AI Research, Artificial Intelligence
Paris
- Posted
- 1mo ago
- Workplace
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- Salary
- Not disclosed
- Visa sponsorship
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Posted on 16 August 2026
Work model not stated
Salary range not shared by the company
Visa sponsorship details unknown
Meta's Fundamental AI Research (FAIR) organization is seeking a postdoctoral researcher to drive advancements in generative models, with a particular focus on Reinforcement Learning in large language models (LLMs) and/or formal math (Lean).Responsibilities
Innovate, lead, and execute pioneering research to push the state-of-the-art in generative models and LLM performance
Systematically perform independent research, quickly adapting to new developments in the field
Directly contribute to the experimental process, including designing details, implementing reusable code, running evaluations, and organizing results
Contribute to publications, open-sourcing initiatives, and mentor other team members
Ensure effective cross-functional collaboration
Minimum Qualifications
Currently possess or be pursuing a PhD in Computer Science, Mathematics, or a similar quantitative discipline
Demonstrated experience with training, fine-tuning, and experimentation on foundation models beyond black-box usage
Must be able to obtain and maintain work authorization in the country of employment
Preferred Qualifications
Expertise in RL for LLMs and/or Lean (formal mathematics)
Holds first-author publications at peer-reviewed AI conferences (e.g., NeurIPS, ICML, ICLR)
About Meta
Meta concentrates its European engineering in Dublin, London and Paris, working on infrastructure, AI and core product. Headcount has been volatile since 2022, so treat the size of the board as a snapshot rather than a trend.