Software Engineer Intern

TEAM INTRODUCTION The TIGE CDN Platform Dev team provides a highly available, cost-efficient, and top-performing global multi-cloud CDN platform for ByteDance's internal customers such as TikTok, CapCut, by integrating both self-built and commercial CDNs. The team is responsible for developing general functionalities that support various team needs, bridging gaps between existing systems and new requirements, and ensuring optimal performance and cost-efficiency in diverse environments. Our goal is to continuously evolve the platform to encompass more cloud services beyond CDN, delivering a unified layer of secure, reliable, and high-performance one-stop multi-cloud PaaS, supporting both internal and external customers. We are looking for talented individuals to join us for an internship in 2026. Internships at ByteDance aim to offer students industry exposure and hands-on experience. Watch your ambitions become reality as your inspiration brings infinite opportunities at ByteDance. Internships at ByteDance aim to provide students with hands-on experience in developing fundamental skills and exploring potential career paths. A vibrant blend of social events and enriching development workshops will be available for you to explore. Here, you will utilize your knowledge in real-world scenarios while laying a strong foundation for personal and professional growth. It runs for 12 weeks. Candidates can apply to a maximum of two positions and will be considered for jobs in the order you apply. The application limit is applicable to ByteDance and its affiliates' jobs globally. Applications will be reviewed on a rolling basis. We encourage you to apply as early as possible. Please state your availability clearly in your resume (Start date, End date). Summer Start Dates: - May 11th, 2026 - May 18th, 2026 - May 26th, 2026 - June 8th, 2026 - June 22nd, 2026 Online Assessment Candidates who pass resume screening will be invited to participate in ByteDance 's technical online assessment. RESPONSIBILITIES - Participate in the design and development of ByteDance's Multi-Cloud CDN platform, including control-plane systems like domain management, content management, scheduling systems and AIOPs. - Help construct an intelligent scheduling system to optimize ByteDance's global traffic management based on business scenarios, resource levels, cost control, service quality, and transmission protocols. - Assist in building unified, scalable, and observable platform capabilities to support performance, cost, stability, and compliance. Minimum qualifications - Bachelor’s degree or above in Computer Science, Electrical Engineering, or a related field. - Proficiency in at least one programming language (e.g., Go, Python, Java, C++) in a Linux development environment. - Strong fundamentals in computer science, including networking, distributed systems, or backend platform design. - Solid understanding of APIs, databases, and cloud-native software development. - Able to commit to working for 12 weeks during Summer 2026 Preferred Qualifications - Prior experience or coursework related to CDN, edge computing, or large-scale infrastructure. - Familiarity with network protocols, message queues, monitoring systems, or traffic scheduling strategies. - Enthusiasm for building backend systems that balance performance, scalability, and maintainability. By submitting an application for this role, you accept and agree to our global applicant privacy policy, which may be accessed here: https://jobs.bytedance.com/en/legal/privacy