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Developer Experience / DevEx

Fractile· Developer Experience
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Hybrid (Bristol / London)Full-timePosted 3mo ago

About the role

Developer Experience team at Fractile helps shape how customers interact with the Fractile inference accelerator by providing tooling and information to optimise usage with minimal disruption to an LLM engineer’s workflow.

Responsibilities

  • Identify tooling opportunities and design tools to fit into an LLM engineer's workflow
  • Deliver tooling that is functional and easy to learn and use
  • Work across multiple teams to understand current development state of inference hardware and identify opportunities for performance improvements
  • Develop and provide tooling and information on system usage to customers and internal stakeholders

Qualifications

  • Experience with inference frameworks such as JAX and/or PyTorch
  • Experience with software development in Python, Rust, C/C++, or similar language
  • Experience monitoring and optimising code written in CUDA, ROCm, OpenCL, or similar
  • Experience monitoring and optimising LLM deployments with 50+ billion parameters
  • Experience working with stakeholders across multiple teams

Skills

Required:Inference frameworksSystems programmingGPU/kernel optimisationLLM deployment optimisationStakeholder collaboration

Benefits

  • Private Medical, Dental and Vision
  • Contributory Pension
  • 25 Days holiday plus bank holidays
  • Life/Critical Illness Insurance
  • Equity & Ownership (meaningful equity)
  • Competitive salary reflective of experience
  • Diverse & inclusive work environment
Last updated Sep 10, 2026. Interested? Apply on the company site.
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About Fractile

Radically Accelerate Frontier Model Inference

Fractile is designing AI compute systems that will enable the next generation of AI scaling: frontier model inference, 25x faster, at 1/10th the cost.

frontier model inferenceAI computecompute systemsAI scalinginference hardwareprocessor innovation
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