Unsloth AI
Open-Source Reinforcement Learning (RL) & Fine-tuning for LLMs.
What Unsloth AI does
Unsloth helps builders create custom models better & faster using RL and custom kernels. We're developing the all in one solution to help you create highly-accurate custom models 30x faster with 90% less memory use. With over 10 million monthly model downloads and 40K GitHub stars, our mission is to make training and open-source the best it can be!
1 open role
What the role involves
We’re looking for someone who loves open-source and collaborating with the OSS community but also has deep understanding in how transformers and Unsloth works. _MUST COMPLETE CHALLENGES BEFORE APPLYING: _https://x.com/danielhanchen/status/1891194528931209644 Must have: Deep knowledge and implementation experience with multi-GPU training techniques such as FSDP Important contributions to ML open-source projects (e.g., transformers, TRL, kernels, Unsloth) with reviewable code. Heavy experience working with ML frameworks like Unsloth, Transformers, TRL, and PyTorch. Familiarity with inference engines such as vLLM Familiarity with low-level languages and kernels like Triton Understanding of cloud services such as GCP or AWS (bonus). Can be initially remote, with the ability to work in-person in San Francisco later.
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Company facts compiled from public sources and last refreshed 9 September 2026. Details change; treat the company’s own site as the authority.