Lead Data Scientist - E-Commerce Recommendation (Multiple Positions)
Core
Develop and iterate internal strategies to improve recommendation performance and support growth in the E-Commerce ecosystem using causal inference and Machine Learning.
Role type
Senior IC data scientist (recommendation systems)
Builds
Scalable, data-driven improvements for TikTok's E-Commerce recommendation engine
Domain
E-Commerce, Recommendation Systems, Causal Inference
Deliverable
production ML models
Required skills
Causal inference, Machine Learning, SQL, Time series analysis, Large-scale data processing, Predictive modeling (clustering/classification), A/B testing, Tableau/Excel visualization
Preferred skills
Mentorship of junior/mid-level data scientists
Technologies
Hadoop, Relational databases, Tableau, Excel
Responsibilities
Develop and iterate internal strategies to improve recommendation performance; Conduct A/B test result collection and provide analysis reports; Partner with stakeholders to align data science solutions with strategic goals; Mentor and support junior and mid-level data scientists.
Seniority
Senior, hands-on IC