Software Engineer Project Intern (Recommendation Infrastructure, TikTok Video Social) - 2026 Start (BS/MS)

The Recommendation Architecture – Social Team is responsible for building and optimizing the architecture of our recommendation system to provide the best social experience for our TikTok users.

As a project intern, you will have the opportunity to engage in impactful short-term projects that provide you with a glimpse of professional real-world experience. You will gain practical skills through on-the-job learning in a fast-paced work environment and develop a deeper understanding of your career interests.

Applications will be reviewed on a rolling basis - we encourage you to apply early.

• Build globalized large-scale recommendation system;
• Build extremely efficient and reliable data pipelines for candidates generation, profile generation, training examples generation, realtime online training, etc;
• Coach AI to perform release process and production operations, including online anomaly detection and diagnose, release safeguards, etc.

• Currently pursuing an Undergraduate/Master in Software Development, Computer Science, Computer Engineering, or a related technical discipline;
• Experience in programming, included but not limited to the following programming languages: C, C++, Java or Golang;
• Effective communication skills and a sense of ownership and drive.

• Experience in AI coding is a plus.