Research Engineer, Performance RL (Reinforcement Learning)
Anthropic · San Francisco, CA · AI Research & Engineering · listed March 23, 2026
The shape of it
Seniority
Not stated
Where
Hybrid
Stated pay
$350,000 – $850,000 USD
Requirements listed
4
Length
1,090 words
In the posting’s own words
We're hiring for the Code RL team within the RL organization. As a Research Engineer, you'll advance our models' ability to safely write correct, fast code for accelerators.
What it asks for · 4
- Have expertise with accelerators (CUDA, ROCm, Triton, Pallas), ML framework programming (JAX or PyTorch).
- Have worked across the stack – kernels, model code, distributed systems.
- Know how to balance research exploration with engineering implementation.
- Are passionate about AI's potential and committed to developing safe and beneficial systems.
Also a plus
- Experience with reinforcement learning.
- Experience porting ML workloads between different types of accelerators.
- Familiarity with LLM training methodologies.
Tools and skills named
Models & research
- Machine learning4×
- CUDA2×
- Evaluations2×
- JAX2×
- LLM2×
- PyTorch2×
- Reinforcement learning2×
Cloud & infra
- Distributed systems2×
Product & design
- Roadmap2×
Words the posting leans on
- accelerators6×
- research5×
- code4×
- engineering4×
- experience4×
- model4×
- systems4×
- training4×
- accelerators cuda2×
- accelerators familiarity2×
- balance research2×
- beneficial systems2×
- code distributed2×
- committed developing2×
- conduct experiments2×
- cuda rocm2×
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