Software Engineer Intern (Traffic Architecture) - 2027 Start

Responsibilities About the Team The Traffic Infrastructure Global Engineering (TIGE)-Traffic Platform team at ByteDance builds and operates multi-cloud based large scale network services around the world that we use to accelerate and optimize network traffic for Tiktok and a variety of application services for ByteDance internal customers, which include but are not limited to layer 4 loadbalancing, layer 4/7 acceleration, global ingress, CMAF, FaaS and WAF, etc. By joining us, you can work within a brilliant team and learn how to build Tiktok scale network traffic platform which serves billions of users globally. We are looking for talented individuals to join us for an internship. Our internship program offers students hands-on experience, industry exposure, and opportunities to apply their knowledge to real-world challenges while building a strong foundation for personal and professional growth. Interns will gain practical experience, explore potential career paths, and participate in social events, learning programs, and development workshops alongside industry professionals. Candidates may apply to a maximum of two positions across Our Company and its affiliates globally. Applications will be considered in the order they are submitted. Applications are reviewed on a rolling basis, so we encourage you to apply early. Please clearly state your availability in your resume, including your start and end dates. Responsibilities: Design and develop features of traffic software (DNS Server, L4 and L7 Proxy, Web Caching, and FaaS Runtime), integrate based on our traffic platform to process terabyte-scale data in real-time. Build data pipelines and develop telemetry systems to support datadriven traffic control. Develop API acceleration and other networking services that run on top of our multi-cloud based traffic platform. Problem solving and performance tuning for online traffic. Research new technologies for more efficient and scalable traffic processing. Qualifications Minimum Qualifications: Currently pursuing a Undergraduate/ Master's in Software Development, Computer Science, Computer Engineering, or a related technical discipline. Experience in developing network systems in Rust, C, C++, and/or Go, developing skills in Linux environment. Familiarity with network protocols such as TCP/IP, HTTP/HTTPs, and DNS. Familiarity with Microservice architecture. Familiarity with container and orchestration technologies such as Docker and Kubernetes. Preferred Qualifications: Experience in building large scale network services on cloud ( AWS, GCP, OCI ). Experience in designing and developing high performance network loadbalancer products. Experience in developing proxy software such as Nginx and Envoy is a big plus. Experience in System Programming using low level system calls such as epoll, io-uring, etc., is a big plus. Experience in developing Web Caching software such as Apache Traffic Server and Varnish, etc. Experience in Edge Computing and FaaS Runtime development. Experience in building distributed or cloud service based management system. Proficiency in networking newer protocols such as HTTP2, HTTP3/QUIC, TLS1.3, etc. Job Information About Us Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico 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 ByteDance Inspiring creativity is at the core of ByteDance's mission. Our innovative products are built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and enrich life - a mission we work towards every day. As ByteDancers, we strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our Company, and our users. When we create and grow together, the possibilities are limitless. Join us. Diversity & Inclusion 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.