Software Engineer intern (Global Traffic Architecture) - 2027 Summer

Public source summary from intern-list.com / Jobright.

ByteDance is a technology company whose Global Traffic Architecture team builds and operates large-scale, multi-cloud network services for TikTok and internal applications. The Software Engineer Intern will contribute to traffic software, data pipelines, networking services, platform capabilities, production troubleshooting, performance tuning, and AI-powered engineering productivity tools.

Responsibilities

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

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 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

Benefits: Interns have day one access to health insurance, life insurance, wellbeing benefits and more. Interns also receive 10 paid holidays per year and paid sick time (56 hours if hired in first half of year, 40 if hired in second half of year). Interns who are not working 100% remote may also be eligible for housing allowance.