System Engineer (Token Factory)

Nebius
Remote; Remote - Europe
Remote OK
Posted 4 months ago
Posted 16 June 2026
full-time

About the Role

About Nebius:

Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure.

Built by engineers, for engineers. From large-scale GPU orchestration to inference optimization, we own the hard problems across compute, storage, networking and applied AI.

Listed on Nasdaq (NBIS) and headquartered in Amsterdam, we have a global footprint with R&D hubs across Europe, the UK, North America and Israel. Our team of 1,500+ includes hundreds of engineers with deep expertise across hardware, software and AI R&D.

About the role:

Token Factory is a part of  Nebius Cloud, one of the world’s largest GPU clouds, running tens of thousands of GPUs. We are building an inference platform that makes every kind of foundation model — text, vision, audio, and emerging multimodal architectures — fast, reliable, and effortless to deploy at massive scale.

 

Responsibilities:

  • Develop and optimize low-level kernels and runtime components for AI inference 
  • Improve performance of inference engines GPU platforms 
  • Profile and debug system-level and hardware-level performance issues 
  • Integrate support for new hardware architectures (Hopper, Blackwell, Rubin) 
  • Collaborate with ML and backend teams to optimize end-to-end execution 

 

Required Qualifications:

  • Strong proficiency in C++, OR expertise in GPU programming with a focus on low-level high-performance coding and memory management 
  • Experience in GPU programming or systems-level software development, e.g. operating system internals, kernel modules, or

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