Sukumar Rathnam is Chief Technology Officer, responsible for the company’s global engineering organization.

Prior to joining Uber, Sukumar spent 9 years at Amazon, where he oversaw product management, software engineering, machine learning, and business operations for the selection and catalog systems. These systems manage the world’s largest e-commerce catalog of products and offers, serving up information on billions of products at more than 10M requests/second.

Before Amazon, Sukumar spent many years in software engineering and architecture leadership roles at Microsoft, PeopleSoft, and Oracle. Sukumar has a Computer Science degree from the Indian Institute of Technology, an MBA from the Indian Institute of Management, and a PhD from the University of Texas at Austin where he won the American Marketing Association’s John A. Howard award for the best Ph.D. dissertation in North America.

See more executive bios