[Remote] Research Intern (RDMA/High Speed Network) - 2026 Start (PhD)

Note: The job is a remote job and is open to candidates in USA. ByteDance is a leading technology company known for its innovative products like TikTok. The Research Intern will contribute to high-performance networking solutions, focusing on AI/LLM applications and enhancing the scalability and reliability of network protocols. Responsibilities Design, optimization, implementation and deployment of high-performance transport protocols to support AI/LLM applications Design, optimization, implementation and deployment of congestion control algorithms to support AI/LLM applications Research and development of high-performance AI communication framework, network protocol stacks, and co-design optimization of host-network-application to improve the scalability, reliability and performance of AI/LLM networks Follow the latest technologies from academia and industry, identify the innovative parts of the system and present in academic papers Skills Currently pursuing a PhD in computer networking or a related technical discipline Experience with at least one of the following areas: Be familiar with network protocols like TCP and RoCEv2, have experience in network programming based on Socket and verbs APIs Be familiar with Data Center congestion control algorithms, understand their pros and cons Knowledge of scale-up protocols like PCIe, NVLink, UALink, and their differences with scale-out network protocols Be familiar with the latest advances in the area of high-speed network systems, including RDMA, congestion control, AI network optimization and so on Proficiency in one or several mainstream programming languages, including C/C++, Python, Go and so on Have some knowledge of GPU architecture Experience in developing high performance communication frameworks (including NCCL, MPI and RPC libraries) is a plus Be familiar with AI training/inference systems and software-hardware co-design Having top tier networking conference publications such as NSDI,SIGCOMM,OSDI,SOSP etc Benefits Interns have day one access to health insurance Life insurance Wellbeing benefits and more Interns also receive 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) Interns who are not working 100% remote may also be eligible for housing allowance. Company Overview ByteDance is a technology company that develops content creation platforms and services. It was founded in 2012, and is headquartered in Beijing, Beijing, CHN, with a workforce of 10001+ employees. Its website is Company H1B Sponsorship ByteDance has a track record of offering H1B sponsorships, with 1350 in 2025, 1123 in 2024, 775 in 2023, 487 in 2022, 417 in 2021, 245 in 2020. Please note that this does not guarantee sponsorship for this specific role.