What are the responsibilities and job description for the Software Development Engineer Graduate (SDN Traffic Intelligence & Control) - 2026 Start (PhD) position at ByteDance?
Team Introduction
ByteDance Networking brings together innovative ideas and technologies from network architecture, software defined networking (SDN), network virtualization, switch software and hardware co-design, and high-speed networking, to create hyperscale data-center networking solutions that power several of the most popular apps of the world such as Douyin and TikTok which serve hundreds of millions of users around the globe.
We are looking for candidates with strong networking background and solid software development skills, who have a deep understanding in routing protocols and/or can utilize container techniques in emulating production networks to help operators maintain Bytedance's networking infrastructure safely and confidently.
Successful candidates must be able to commit between January 5,2026 to December 14, 2026
Applications will be reviewed on a rolling basis - we encourage you to apply early. Please state your availability clearly in your resume (Start date, End date).
Candidates can apply for a maximum of TWO positions and will be considered for jobs in the order you applied for. The application limit is applicable to ByteDance and its affiliates' jobs globally.
Responsibilities
- Build software control systems to manage the network resources, especially the long haul bandwidth;
- Build host/gateway end-side network traffic monitoring, analysis and control capabilities;
- Working with network operation and planning teams to support bandwidth and performance requirements for upper-layer computing, storage, recommendation and other businesses, and provide fault analysis and resolving capabilities.
Minimum Qualifications - Individuals who are completing or have recently completed a PhD degree in Software Development, Computer Science, Computer Engineering, or a related technical discipline. - Proficiency in at least one programming language, such as Go, C , or Python, with a strong foundation in designing and developing distributed systems; - In-depth understanding of networking protocols and the TCP/IP stack; - Practical or research experience in the areas of bandwidth management or distributed rate limiting systems/algorithms will be considered particularly favorable. Preferred Qualifications - In-depth understanding of networking protocols and the TCP/IP stack; familiarity with Linux operating systems and networking functionalities is highly advantageous. - Practical or research experience in the areas of bandwidth management or distributed rate limiting systems/algorithms will be considered particularly favorable.
Qualifications
Minimum Qualifications - Individuals who are completing or have recently completed a PhD degree in Software Development, Computer Science, Computer Engineering, or a related technical discipline. - Proficiency in at least one programming language, such as Go, C , or Python, with a strong foundation in designing and developing distributed systems; - In-depth understanding of networking protocols and the TCP/IP stack; - Practical or research experience in the areas of bandwidth management or distributed rate limiting systems/algorithms will be considered particularly favorable. Preferred Qualifications - In-depth understanding of networking protocols and the TCP/IP stack; familiarity with Linux operating systems and networking functionalities is highly advantageous. - Practical or research experience in the areas of bandwidth management or distributed rate limiting systems/algorithms will be considered particularly favorable.