ByteDance · 2 days ago
Student Researcher (Seed - Infra - Inference) - 2026 Start (PhD)
ByteDance is a company dedicated to pioneering advanced AI foundation models. They are looking for talented individuals to join their Seed Infrastructures team as PhD interns, where the main responsibilities include researching and developing machine learning systems and optimizing AI algorithms for large scale distributed training jobs.
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Responsibilities
Research and develop our machine learning systems, including heterogeneous computing architecture, management, scheduling, and monitoring
Manage cross-layer optimization of system and AI algorithms and hardware for machine learning (GPU, ASIC)
Implement both general purpose training framework features and model specific optimizations (e.g. LLM, diffusions)
Improve efficiency and stability for extremely large scale distributed training jobs
Qualification
Required
Currently in PhD program in distributed, parallel computing principles and know the recent advances in computing, storage, networking, and hardware technologies
Familiar with machine learning algorithms, platforms and frameworks such as PyTorch and Jax
Have a basic understanding of how GPU and/or ASIC works
Expert in at least one or two programming languages in a Linux environment: C/C++, CUDA, Python
Must obtain work authorization in country of employment at the time of hire, and maintain ongoing work authorization during employment
Preferred
Experiences in open sourced frameworks for LLM inference such as vLLM/SGLang
GPU based high performance computing, RDMA high performance network (MPI, NCCL, ibverbs)
Distributed training framework optimizations such as DeepSpeed, FSDP, Megatron, GSPMD
AI compiler stacks such as torch.fx, XLA and MLIR
Large scale data processing and parallel computing
Experiences in designing and operating large scale systems in cloud computing or machine learning
Experiences in in-depth CUDA programming and performance tuning (cutlass, triton)
Benefits
Interns have day one access to health insurance
Life insurance
Wellbeing benefits
10 paid holidays per year
Paid sick time (56 hours if hired in first half of year, 40 if hired in second half of year)
Housing allowance
Company
ByteDance
ByteDance is a technology company that develops content creation platforms and services.
H1B Sponsorship
ByteDance has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
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Trends of Total Sponsorships
2025 (1350)
2024 (1123)
2023 (775)
2022 (487)
2021 (417)
2020 (245)
Funding
Current Stage
Late StageTotal Funding
$9.8BKey Investors
Capital TodayG42Tiger Global Management
2025-11-20Secondary Market· $300M
2024-07-25Secondary Market
2023-03-14Secondary Market· $100M
Leadership Team
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