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Research Engineer, Language

United States 154003.00 - 217000.00 USD / Year · Job Posted April 16, 2026
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Job Description

Reality Labs is seeking a Research Engineer to join our Large Language Model (LLM) Research team for the device driven AI Assistant effort. We conduct focused research and engineering to build state-of-the-art LLMs to fit on-device and on-server use cases. We are looking for strong research engineers who have a background in generative AI and NLP, with experience in areas like language model evaluation; data processing for pre-training and fine-tuning; responsible LLMs; LLM alignment; reinforcement learning for language model tuning; efficient training and inference; and/or multilingual and multimodal modeling. We collaborate closely with Meta GenAI and FAIR orgs to produce SOTA research and results.

Job Responsibility

  • Design methods, tools, and infrastructure to push forward the state of the art in large language models
  • Define research goals informed by practical engineering concerns
  • Contribute to experiments, including designing experimental details, writing reusable code, running evaluations, and organizing results
  • Adapt standard machine learning methods to best exploit modern parallel environments (e.g. distributed clusters, multicore SMP, and GPU)
  • Work with a large and globally distributed team
  • Contribute to publications and open-sourcing efforts

Requirements

  • Bachelor's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
  • Research experience in machine learning, deep learning, and/or natural language processing
  • Experience with developing machine learning models at scale from inception to business impact
  • Programming experience in Python and hands-on experience with frameworks such as PyTorch
  • Exposure to architectural patterns of large scale software applications

Nice to have

  • A PhD in AI, computer science, data science, or related technical fields
  • Master's degree in Computer Science, Computer Engineering, relevant technical field, or equivalent practical experience
  • First author publications at peer-reviewed AI conferences (e.g., NeurIPS, CVPR, ICML, ICLR, ICCV, and ACL)
  • Direct experience in generative AI and LLM research

What we offer

  • bonus
  • equity
  • benefits

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