(USA) Principal, Data Scientist

**Position Summary...**

**What you'll do...**
**Role summary:**
The Principal Data Scientist will lead the design, development, and deployment of AI-powered Search and Personalization solutions that serve millions of customers across global eCommerce platforms. This role combines deep expertise in machine learning, information retrieval, recommendation systems, and generative AI to solve complex customer discovery problems. You will partner closely with Product, Engineering, and Applied AI teams to define technical strategy, influence architecture, mentor senior scientists, and deliver scalable ML systems that improve customer experience and business outcomes.
**About the team:**
The Applied AI Search & Personalization team builds intelligent discovery experiences that help customers quickly find the right products while delivering highly personalized shopping journeys. We develop large-scale machine learning systems spanning query understanding, retrieval, ranking...