In Schrep, Facebook Trusts

A chat with Zuckerberg's other, geekier No. 2
Facebook Vice President of Engineering Mike Schroepfer onstage at TechCrunch Disrupt SF 2011 Photograph by Araya Diaz/Getty Images for TechCrunch

In 2008, an alarming number of Facebook’s top brains left the company. Dustin Moskovitz, the Harvard roommate of Mark Zuckerberg and Facebook co-founder, decided to start his own software company. He teamed up with Justin Rosenstein, a Facebook engineer who had driven much of the work behind the Like button and Facebook’s Beacon advertising platform, to form Asana. Adam D’Angelo, a computer science wunderkind and chief technology officer at Facebook, bailed out to start Quora, a type of question-and-answer hub, with Charlie Cheever, an engineer responsible for Facebook Connect and Facebook Platform. And Jeff Hammerbacher, one of the first data scientists at Facebook, left that same year and started Cloudera, a maker of data analytics software.

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