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ByteDance

Builds content apps, business software and AI

Research Scientist Intern - LLM Training System as a Service

Natural Language Processing & LLMsConfirmed live in the last 24 hours
Internship · Winter 2027San Jose, CA, USANo salary listedIn-person

About the Job

Requirements

  • Currently pursuing a PhD in computer science, automation, electronics engineering, or a related technical discipline.
  • Proficiency in algorithms and data structures and familiarity with Python.
  • Understanding of deep learning algorithm principles, neural network architectures, and deep learning training frameworks such as PyTorch.

Responsibilities

  • Develop and optimize large language model training, inference, and reinforcement learning frameworks.
  • Work closely with model researchers to scale large language model training and reinforcement learning.
  • Optimize GPU and CUDA performance to create a high-performance large language model training, inference, and reinforcement learning engine.

Desired Qualifications

  • Proficiency in GPU high-performance computing optimization technology on CUDA, an in-depth understanding of computer architecture, and familiarity with parallel computing optimization, memory access optimization, and low-bit computing.
  • Familiarity with FSDP, DeepSpeed, JAX SPMD, Megatron-LM, Verl, TensorRT-LLM, ORCA, vLLM, and SGLang.
  • Knowledge of large language model architectures and experience accelerating large language model optimization.

About the Company

ByteDance

Builds content apps, business software and AI

ByteDance builds content and creation apps for consumers, alongside collaboration software and AI services for businesses. Its video platforms connect viewers with creators, while CapCut gives people tools to edit and publish videos. The group also develops Lark for workplace communication and shared documents, and its Seed research teams build language, image, video, and speech models used in consumer apps and sold through BytePlus cloud services. It earns money from advertising, commerce services, paid software subscriptions, and usage of its enterprise technology. ByteDance was founded in 2012 and has its operational headquarters in Beijing, China.

Company size
10,001+
Company stage
Private
Total funding
$35.1B
Headquarters
Haidian, China
Founded
2012

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