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AI Research Engineer (Agentic Post-training) - Worldwide

Permanentremote5+ yrs📍 Remote job, 🇸🇻 El Salvador🗣 English

AI Research Engineer developing post-training methodologies for agentic LLM models and tool use.

You'll develop post-training methodologies for large language models focused on agentic capabilities and tool use, working with Python, PyTorch, and Hugging Face Transformers. This senior-level role involves GPU-based work and RLHF techniques in a permanent, full-time position. The job is fully remote worldwide with English as the working language.

Tech stack
PythonGPUPyTorchHugging FaceTransformersRLHF
Rate
Not stated by the agency
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Found at a specialist agency · listed 22 July 2026 · InsideJobs links you to the original posting.