Drimva

ByteDance

Large Language Model Inference System Engineer Graduate (Applied Machine Learning) - 2027 Start

San Jose, California · Full-time · Posted Oct 28, 2026

Education
Bachelor's or Master's degree in Computer Science or a related discipline; the posting does not mention equivalent experience.

About the job

Develop and optimize the Volcano Ark MaaS inference system to improve large language model inference performance, cost, and stability across large heterogeneous clusters.

What you'll do

  • Contribute to engineering development of the Volcano Ark MaaS inference system.
  • Optimize inference performance, cost, and stability in ultra-large-scale heterogeneous inference clusters.
  • Reduce inference costs using approaches including disaggregated multi-role inference, distributed KV Cache systems, heterogeneous inference, elastic computing, and multi-tenant co-located inference.

What they ask for

  • Completing or recently completed a Bachelor's or Master's degree in Computer Science or a related discipline.
  • Strong command of algorithms, design patterns, and data structures, with solid operating systems and computer architecture knowledge.
  • Proficient in one or more programming languages, such as C++ or Python, with good coding style.
  • Understand GPU architecture; be familiar with high-performance computing software stacks such as CUDA and have GPU performance analysis experience.

Nice to have

  • Experience optimizing large model inference systems, including practical understanding of PD disaggregation, KV Cache systems, and multi-node inference.
  • Experience in distributed network communication optimization and familiarity with Kubernetes or Ray.

Tools

C++, Python, CUDA, Kubernetes, Ray, RDMA

AI focus

Engineering and optimizing large language model inference systems, including distributed and heterogeneous inference and KV Cache systems.

Model-written summary · the original posting is authoritative

First seen Oct 28, 2026 · Last verified Nov 5, 2026 (UTC)