Chief Executive Officer 

Optum Labs

About Ranju Das

Ranju Das joined Optum Labs in 2021 as chief executive officer. He oversees technology, operations, research and human capital, bringing a laser focus on the use of data and technology to create products that shape the UnitedHealth Group mission.

Das came to Optum Labs from Amazon Web Services, where he was part of the technical leadership team. Pulling from over a decade of expertise in distributed systems, architecture, web-scale analytics, big data, machine learning and high-performance computing, his team helped customers bring their ideas to life through technology. He joined Amazon in 2013, playing a role in introducing new features and products, such as Amazon Drive and Amazon Prime Photos, and leading the development of the Amazon Recognition and Amazon Textract Service from its inception.

Previously, Das served for 12 years with Barnes & Noble, where he focused on Nook Cloud engineering and played a key role in the delivery of the Nook Tablet. He led big-data and database development, spearheading the first generation of algorithm-driven analytics, and implemented the first comprehensive business intelligence system for marketing and research. Das was also the founder of several startups including Scubes Technology in Princeton, New Jersey, and Stealth in Seattle, Washington.