TikTok
Research Scientist Intern (TikTok-Data-Content Intelligence) - 2027 Start (PhD)
San Jose, California · Internship · Posted Oct 28, 2026
- Education
- Currently pursuing a PhD degree in computer science or a related technical discipline.
About the job
Research and build end-to-end machine-learning recommendation systems to improve user experience, content ecosystem, platform security, and product growth.
What you'll do
- Build and improve recommendation systems and their performance.
- Deliver end-to-end machine-learning solutions and optimize algorithms and infrastructure.
- Collaborate across teams on product strategies and solutions for important markets.
What they ask for
- Currently pursuing a PhD in computer science or a related technical discipline.
- Proficient coding skills and strong algorithms and data structures, using C++, Python, or another programming language.
- Experience in machine learning and familiarity with at least one deep-learning framework, such as PyTorch or Tensorflow.
- Experience in one or more of NLP, CV, recommender systems, or machine learning; effective communication and teamwork skills.
Nice to have
- Published papers at top academic conferences.
- Awards in algorithm or machine-learning competitions such as ACM and Kaggle.
Tools
C++, Python, PyTorch, Tensorflow, NLP, CV
AI focus
Machine-learning research and development for recommendation systems, including algorithms, infrastructure, and end-to-end solutions.
Model-written summary · the original posting is authoritative