Applied Scientist- TikTok E-Commerce Recommendation

Build large-scale e-commerce recommendation systems for TikTok Shop, including commodity, live-stream, and short-video recommendations. Develop long- and short-term user interest models using big data to uncover latent interests. Design and iterate on predictive models for candidate generation and ranking such as CTR and conversion-rate prediction, including real-time data pipelines and feature engineering. Create supporting tools for debugging and evaluation.