Network Software Engineer Intern (Network Engineering) – 2025 Summer (PhD)

Responsibilities

Founded in 2012, ByteDance’s mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Helo, and Resso, as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.

Why Join Us

Creation is the core of ByteDance’s purpose. Our products are built to help imaginations thrive. This is doubly true of the teams that make our innovations possible.

Together, we inspire creativity and enrich life – a mission we aim towards achieving every day.

To us, every challenge, no matter how ambiguous, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always.

At ByteDance, we create together and grow together. That’s how we drive impact – for ourselves, our company, and the users we serve.

Join us.

TEAM INTRODUCTION

The Network Systems team is responsible for developing ByteDance’s global network infrastructure, including in-house networking equipment (switches, gateways, optics) and automated management platform. The team is committed to building a high-performance, high-reliability, cost-effective, and globally leading intelligent network to support ByteDance’s growing business needs. Team members are distributed in different countries and cities, and everyone collaborates remotely and is goal-driven.

We are looking for talented individuals to join us for an internship in 2025. Internships at ByteDance aim to offer students industry exposure and hands-on experience. Turn your ambitions into reality as your inspiration brings infinite opportunities at ByteDance.

Applications will be reviewed on a rolling basis. We encourage you to apply early. Candidates can apply to a maximum of TWO positions and will be considered for jobs in the order you apply. The application limit is applicable to ByteDance and its affiliates’ jobs globally.

Internships at ByteDance aim to provide students with hands-on experience in developing fundamental skills and exploring potential career paths. A vibrant blend of social events and enriching development workshops will be available for you to explore. Here, you will utilize your knowledge in real-world scenarios while laying a strong foundation for personal and professional growth. It runs for 12-24 weeks and begins in May/June 2025. Successful candidates must be able to commit to one of the following start dates below:

• Monday, May 12
• Monday, May 19
• Tuesday May 27 (Memorial Day May 27)
• Monday, June 9
• Monday, June 23

RESPONSIBILITIES

• Design, implementation and deployment of high-speed network technologies to support AI/LLM applications.
• Design and development of platforms/systems for monitoring, analysis and diagnosis of large scale AI/LLM network.
• 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 network.
• Building next generation AI network infrastructure supporting large scale heterogeneous network hardware with innovative and deployable solutions.

Qualifications

Minimum Qualifications:

• Currently pursuing a PhD in computer science, electronic engineering, network engineering or related fields.
• Able to commit to working for 12 weeks during Summer 2025.
• Proficiency in computer network and network programming.
• Proficiency in one or several mainstream programming languages, including C/C++, Python, Go and so on.
• Be familiar with the latest advances in the area of high-speed network systems, including RDMA, congestion control, AI network optimization and so on.
• Experience in developing high performance communication frameworks(including NCCL, MPI and RPC libraries) is a plus.
• Experience in developing software systems for AI network diagnosis and performance optimization is a plus.

Preferred Qualifications:

• Graduating December 2025 onwards with the intent to return to degree program after the completion of the internship.
• Experience in developing high performance communication frameworks(including NCCL, MPI and RPC libraries) is a plus.
• Experience in developing software systems for AI network diagnosis and performance optimization is a plus.

ByteDance is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At ByteDance, our mission is to inspire creativity and bring joy. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.

ByteDance Inc. is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at https://shorturl.at/cdpT2

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