Software Engineer intern; Global Traffic Architecture; Summer Undergraduate​/Master Inter

Join us as we work together to inspire creativity and enrich life around the globe.

Location:

San Jose

Team:

Technology

Employment Type:

Intern

Job Code:

A34531A

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• Design and develop core traffic software (L4/L7 load balancers, caching) on our traffic platform to process terabyte-scale data in real time.
• Build data pipelines and telemetry systems that enable data-driven traffic control.
• Develop API acceleration and other networking services on top of our multi-cloud traffic platform.
• Troubleshoot production issues and drive performance tuning for online traffic.
• Research emerging technologies to make traffic processing more efficient and scalable.
• Build platform capabilities—control plane, self-service APIs, developer tooling, and supporting infrastructure—that power the Global Traffic Architecture.
• Develop AI-powered engineering productivity tools and agents (LLM-based assistants, workflow automation, and operations copilots) to accelerate development, diagnosis, and operations across the traffic platform.

Minimum Qualifications:

• Currently pursuing a Bachelor's degree in Computer Science, Computer Engineering, or related technical discipline.
• Proficiency in developing systems in one or more of Python, Go, Rust, C, or C++, with strong hands-on experience in Linux environments.
• Solid understanding of core network protocols, including TCP/IP, HTTP/HTTPS, and DNS.
• Familiarity with AI/LLM application development, including areas such as prompt engineering, retrieval-augmented generation (RAG), or the design of AI-assisted developer tools.

Preferred Qualifications:

• Experience in AI Agent development, such as building LLM-powered agents, tool use, multi-agent systems, or agent frameworks.
• Experience developing proxy software such as Nginx or Envoy.
• Experience with modern network protocols such as HTTP/2, HTTP/3 (QUIC), and TLS 1.3.

Founded in 2012, Byte Dance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including Tik Tok, Lemon8, Cap Cut and Pico as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, Byte Dance has made it easier and more fun for people to connect with, consume, and create content.

Inspiring creativity is at the core of Byte Dance'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 Byte Dancers, 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.

Byte Dance 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 Byte Dance, 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.

Byte Dance 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