TikTok
Applied Scientist- TikTok E-Commerce Recommendation
Seattle, Washington · Full-time · Posted Oct 28, 2026
- Experience
- 3+ years in one of the listed or related fields.
- Education
- MS/PhD in Computer Science or a related technical field, or equivalent industrial research experience.
About the job
Develops large-scale e-commerce recommendation algorithms and systems for TikTok Shop, modeling user interests and improving candidate generation and ranking.
What you'll do
- Build recommendation algorithms and systems for products, live streams, and short videos.
- Develop user-interest models and analyze data to identify latent interests.
- Design, evaluate, and iterate on predictive models, data pipelines, features, and supporting tools.
What they ask for
- MS/PhD in Computer Science or a related technical field, or equivalent industrial research experience.
- 3+ years of experience in recommendation algorithms, online advertising, information retrieval, natural language processing, machine learning, large-scale data mining, or a related field.
Nice to have
- Familiarity with at least one mainstream deep learning framework, such as TensorFlow or PyTorch.
- Passion for solving complex and challenging problems.
Tools
TensorFlow, PyTorch
AI focus
Applies large-scale machine learning to e-commerce recommendations, including user-interest modeling and click-through-rate and conversion-rate prediction.
Model-written summary · the original posting is authoritative