TikTok
Lead Data Scientist (User Growth)-TikTok
San Jose, California · Full-time · Posted Oct 28, 2026
- Experience
- 5+ years in statistical modeling and machine learning, including user-level modeling; 2+ years leading a team.
- Education
- Master’s degree in a quantitative discipline (e.g. Statistics, Operations Research, Computational Biology, Computer Science, Mathematics, Economics).
About the job
Use statistical and machine-learning analysis to understand user behavior, guide user-growth decisions, and improve TikTok products through modeling and experimentation.
What you'll do
- Build and improve models such as LTV and ROI prediction models to guide user-growth decisions.
- Analyze product metrics and user behavior to uncover insights and opportunities across products.
- Design and analyze A/B experiments and collaborate cross-functionally to inform product development and business decisions.
What they ask for
- Master’s degree in a quantitative discipline.
- 5+ years of experience in statistical modeling and machine learning, including user-level modeling.
- 2+ years of experience leading a team.
- Proficiency in SQL and Python/R; ability to conduct rigorous analysis and communicate conclusions to technical and non-technical audiences.
Nice to have
- Strong communication and collaboration skills in a diverse environment.
- Passion for the Internet industry and data analysis; ability to learn how data relates to user experience and product growth.
Tools
SQL, Python/R, Regression, Classification, Clustering, deep learning
AI focus
Apply machine learning, including deep learning, and statistical models to user-level analysis and user-growth decisions.
Model-written summary · the original posting is authoritative