fidji simo

Who Is Fidji Simo? The Powerful Woman Behind Instacart’s Billion-Dollar Rise

Fidji Simo is a French-American business leader renowned for her transformative impact on the tech industry. As of May 2025, she serves as the CEO of Applications at OpenAI, a role she assumed after a distinguished tenure as CEO and Chair of Instacart. Her career trajectory from eBay to Facebook, and later to leading Instacart showcases her exceptional ability to drive innovation and growth in the digital age.

Early Life and Education

Born on October 5, 1985, in Sète, France, Fidji Simo demonstrated an early aptitude for leadership and technology. She pursued higher education mcdonald’s chicken selects Paris, one of Europe’s premier business schools, and further honed her skills at UCLA Anderson School of Management. Her academic background laid a solid foundation for her future endeavors in the tech industry.
Source: Wikipedia

Career Milestones

eBay (2007–2011)

Fidji Simo began her professional journey at eBay, where she contributed to the company’s strategy team. Her work focused on local commerce and classified advertising, areas pivotal to eBay’s expansion during that period.

Facebook (2011–2021)

In 2011, Fidji Simo joined Facebook (now Meta), where she played a crucial role in the development and strategy of the Facebook app. She oversaw key features such as News Feed, Stories, Groups, Video, Marketplace, Gaming, News, Dating, and Ads. Her leadership was instrumental in Facebook’s mobile-first transition and advertising success.

Instacart (2021–2025)

In July 2021, Fidji Simo was appointed CEO of Instacart, succeeding founder Apoorva Mehta. Under her leadership, Instacart achieved significant milestones, including a successful IPO in September 2023. Her strategic direction solidified Instacart as a dominant player in online grocery delivery.
Source: Wikipedia

Founding Metrodora Institute

Beyond her corporate roles, Fidji Simo co-founded the Metrodora Institute, a multidisciplinary clinic and research foundation for neuroimmune disorders, including long COVID. Located in Salt Lake City, Utah, this initiative reflects her commitment to health innovation.
Source: Yahoo Finance

Transition to OpenAI

In May 2025, OpenAI CEO Sam Altman announced that Fidji Simo would join as the new CEO of Applications. In this newly created role, she oversees OpenAI’s product teams and public-facing initiatives, bridging cutting-edge AI research with user applications.
Source: Business Insider

Recognition and Influence

Fidji Simo has been widely recognized for her influence in tech leadership. She has appeared on:

  • Fortune’s Most Powerful Women

  • Fast Company’s Most Creative People in Business

  • AdWeek’s Top 15 People Shaping Mobile Advertising

  • CNBC’s Changemakers List (2024)

  • Vanity Fair’s 10 Most Influential French People in the World

Fidji Simo at a Glance

Aspect Details
Full Name Fidji Simo
Date of Birth October 5, 1985
Nationality French-American
Education
HEC Paris; UCLA Anderson School of Management
Current Role
CEO of Applications, OpenAI
Previous Roles
CEO and Chair, Instacart; VP, Facebook App; Strategy Team, eBay
Notable Ventures
Metrodora Institute; Women in Product
Board Positions
OpenAI; Shopify; formerly Cirque du Soleil
Awards
Fortune’s Most Powerful Women; Fast Company’s Most Creative People in Business

Learn More

Fidji Simo continues to redefine leadership in the tech world with a rare combination of vision, operational excellence, and purpose-driven innovation. Her journey is not only inspiring but a blueprint for modern executive leadership.

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