James Li

Stories Ranking at Snapchat

James Li is the Head of Stories Ranking at Snap Inc., a position he has held since March 2023. In this role, he leads the Stories Content Quality and Recommendations Ranking group, which focuses on both Friend Stories and Non-Friend (Discover) Stories. His work involves large-scale personalization, improving content ecosystems, and enhancing the overall user experience on the platform.1

Before his current role at Snap Inc., Li served as an Engineering Manager in the Content Understanding team at Snap, where he led a team of machine learning and backend engineers. His previous experience includes significant roles at Facebook, where he managed teams focused on ranking and machine learning for News Feed, contributing to improvements in user sentiment and reducing harmful content.1

Li holds a Ph.D. in Statistics from Cornell University and a B.A. in Statistics, Applied Mathematics, and Economics from the University of California, Berkeley. His expertise spans machine learning, backend engineering, and content understanding, making him a key figure in enhancing content delivery and user engagement at Snap Inc..1

Highlights

Oct 29 · researchgate.net

(PDF) Validation of Network Reconciliation - ResearchGate

Experience

Head of Stories Ranking at Snap Inc. (March 2023 - Present)

Engineering Manager, Content Understanding at Snap Inc. (February 2021 - March 2023), Engineering Manager at Facebook (January 2020 - February 2021), Staff Software Engineer at Facebook (August 2019 - January 2020), Senior Software Engineer at Facebook (August 2017 - July 2019), Software Engineer at Facebook (November 2015 - July 2017), Research Scientist at Yahoo (July 2014 - December 2015), Analytics Intern at Google (May 2012 - December 2012), Research Intern at Yahoo (May 2011 - August 2011)

Education

Ph.D. in Statistics from Cornell University (2009 - 2014), B.A. in Statistics, Applied Mathematics, and Economics from University of California, Berkeley