Ruby Zefo joined Uber in 2018 and serves as its first Chief Privacy Officer and Associate General Counsel, Privacy & Cybersecurity. Her team's mission statement is to drive Uber’s efforts to be a trusted steward of users’ personal data in every market where Uber operates. She also serves on the boards of directors for the International Association of Privacy Professionals (IAPP) and the National Cyber Security Alliance (NCSA). She is a co-chair of the Women at Uber employee resource group and is the executive sponsor for Women of the Chief Legal Office.

Prior to joining Uber, Ruby was a Vice President at Intel Corporation where she served as Chief Privacy & Security Counsel, Group Counsel for the Artificial Intelligence Products Group, Group Counsel for Intel Security (McAfee), and a variety of other legal roles. She also chaired the Law & Policy Group's first women's development program, Leading Edge. Her career history also includes in-house attorney roles at Sun Microsystems, and litigation associate at the law firm of Fenwick & West. Ruby holds a B.S. in Business Administration from the University of California at Berkeley, and a J.D. from Stanford Law School. She is a frequent speaker on legal best practices, women’s development and advancement, and leadership topics.