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Developer Experience Engineer

The Crescent💼 Full-time🗓 2026-07-21 → 2026-07-31

Core

Design and build tooling, workflows, and documentation to help companies run, optimize, and monitor large language models on Fractile's next-generation inference hardware.

Role type

Senior IC Developer Experience Engineer (AI Infrastructure)

Builds

Developer tooling, SDKs, APIs, observability interfaces, and documentation for LLM inference platforms

Domain

AI Infrastructure / Large Language Model Inference / Hardware-Software Co-design

Deliverable

production ML models | product features

Required skills

Software engineering fundamentals, building developer-facing tooling/SDKs/APIs, experience with inference hardware and GPUs (CUDA/ROCm), understanding of modern ML workloads and LLM deployment challenges, empathy for developers, reducing user friction

Preferred skills

Experience with inference serving stacks (vLLM, SGLang, TensorRT-LLM, Triton), open source contributions to ML ecosystem, technical documentation and developer education

Technologies

CUDA, ROCm, vLLM, SGLang, TensorRT-LLM, Triton

Responsibilities

Design and build tools for running and optimizing LLMs on Fractile hardware; Build interfaces for diagnostic, profiling, and observability tools; Write documentation, quickstarts, and tutorials; Act as the voice of external developers to translate pain points into roadmap priorities; Collaborate with ML compiler, runtime, systems software, and silicon teams to shape APIs and abstractions

Seniority

Senior, hands-on IC

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