100 Executive Women in Tech
to Watch in 2025
Fiona Tan
CTO at Wayfair
Fiona Tan, as Wayfair's Chief Technology Officer, leads a global innovation team dedicated to developing market-leading experiences through the e-commerce platform. Formerly the Senior Vice President of U.S. Technology at Walmart, she played a pivotal role in innovation and engineering execution across the company's site, mobile app, and technology for associates and merchants in the U.S. Fiona's Walmart journey included roles as Senior Vice President of Customer Technology and Vice President of Engineering. Prior to Walmart, she held leadership positions at Ariba, where she directed a global engineering organization responsible for the Ariba Commerce Network, and at TIBCO Software. Holding a master's degree in Computer Science from Stanford and a bachelor's degree in Computer Science and Engineering from MIT, Fiona brings a wealth of expertise to drive technological advancements.
