Senior Machine Learning E-commerce Feed Recommendation

Build and improve TikTok Shop recommendation systems for live-streaming and short videos on the For You feed. Develop and iterate on predictive models for candidate generation and ranking, including CTR and conversion-rate prediction, along with feature engineering, optimization, and real-time data pipelines. Create long- and short-term user interest models, address challenges like cold start and traffic allocation, and build tools for supporting and debugging the ML systems.