Backend Software Engineer Intern (TikTok-Social-Foundation) - 2027 Summer

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

TikTok is hiring a Backend Software Engineer Intern for its Social Foundation team. The role focuses on building large-scale social graph infrastructure, including distributed graph databases, real-time graph mining, and integrations with core systems.

Responsibilities

Design and implement high-performance data storage and management systems for trillion-scale social graph data, ensuring seamless integration and rapid iteration for mission-critical applications Develop distributed graph database engines capable of handling billions of vertices and trillions of edges, enabling millisecond-level multi-hop queries and real-time graph reasoning Build a real-time graph mining platform to extract social relationships, patterns, clusters, and communities, fueling product strategies and personalized recommendations Lead the integration of the Social Graph with core systems (e.g., recommendation, search, risk control) to support social interactions, live-streaming, and various TikTok business use cases

Qualifications: Currently pursuing an Undergraduate/Graduate in Software Development, Computer Science, Computer Engineering, or a related technical discipline Able to commit to working for 12 weeks during the Summer of 2027 Proficient in at least one of the following languages: Go, Java, C++, Python Deep understanding of computer architectures, data structures, and algorithms Strong communication and teamwork skills Passion about techniques and solving challenging problems Experienced in building backend services for large-scale consumer-facing applications

Benefits: Interns have day one access to health insurance, life insurance, wellbeing benefits and more. Interns also receive 10 paid holidays per year. Interns receive 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.