Software Development Engineer (SDN Traffic Intelligence & Control)

About ByteDance Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok 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 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. Responsibilities 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 by 12/15/2025 We will prioritize candidates who are able to commit to these start dates. Please state your availability and graduation date clearly in your resume. Applications will be reviewed on a rolling basis. We encourage you to apply early. 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 - Current year or recent PhD graduate with a background in computer science, network engineering or a related field; - 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. 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 enrich life. 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 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 #LI-Onsite