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Anthropic Fellows Program, ML Systems & Reinforcement Learning

Anthropic· AI Research & Engineering
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Hybrid (London / Ontario / Remote-US / SF)fellowshipPosted 6mo ago

About the role

Anthropic Fellows Program for ML Systems & Reinforcement Learning in London, UK; Ontario, Canada; Remote-Friendly, United States; San Francisco, CA. Provides funding, mentorship, and a 4-month full-time research fellowship with a public output, weekly stipend, compute funding, and access to a research community.

Responsibilities

  • Fellows will work on an empirical project aligned with Anthropic's research priorities using external infrastructure (e.g., open-source models, public APIs) to produce a public output (e.g., a paper submission).
  • Project selection & mentor matching process with potential mentors.
  • Engage in building ML/system-focused research and engineering work as part of ML Systems & Reinforcement Learning streams.

Qualifications

  • Fluent in Python programming
  • Available to work full-time on the Fellows program
  • Strong software engineering skills with experience building complex ML systems (ML Systems & Reinforcement Learning streams)
  • Ability to balance research exploration with engineering rigor and operational reliability
  • Enjoy collaborating across research and engineering disciplines
  • Comfort with large-scale distributed systems and high-performance computing
  • Experience with training, fine-tuning, or evaluating large language models
  • A strong technical background in computer science, mathematics, or physics
  • Thrive in fast-paced, collaborative environments
  • Able to implement ideas quickly and communicate clearly

Skills

Required:PythonML systems engineeringLarge language modelsDistributed systems / HPCResearch + engineering collaboration

Benefits

  • Weekly stipend of 3,850 USD / 2,310 GBP / 4,300 CAD + benefits (varies by country)
  • Funding for compute (~$15k/month) and other research expenses
  • Access to a shared workspace
  • Connection to the broader AI safety and security research community
  • Mentorship from Anthropic researchers
Last updated Oct 7, 2026. Interested? Apply on the company site.

About Anthropic

building reliable, interpretable, and steerable AI systems

Anthropic is an AI safety and research company that's working to build reliable, interpretable, and steerable AI systems.

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