Raj Nellore has held multiple pivotal roles in the field of data science, most notably serving as Director of Data Science at Coupang. Prior to this, Raj was a Senior Director of Data Science at Walmart Global Tech, where contributions included leadership as Director of Product & Data Science Strategy for Online Grocery, Pickup & Delivery, and previously as Director and Senior Manager II in data science. Raj's extensive background highlights significant expertise in data-driven strategies and product development within major retail organizations.