Backend Engineer Intern — Recommendation Architecture
Summary
A PhD intern role on TikTok's Recommendation Architecture team in Singapore, building and optimizing backend infrastructure for the recommendation system. Day-to-day work spans online services, offline data flows, and scalable storage, tackling challenges like data processing, model efficiency, cross-domain data, and multimodal systems.
TikTok is inviting PhD interns to join our Recommendation Architecture Team in 2026. The internship focuses on building and optimizing the architecture of the recommendation system to provide a stable, high-availability experience for users.
You will collaborate with the algorithm team and contribute across online services, offline data flows, and scalable storage. Successful candidates will work on challenging topics such as data processing, model efficiency, cross-domain data, and multimodal