Mike Schroepfer is the Vice President of Engineering at Facebook. Mike leads the company's engineers who write the code used by hundreds of millions of people each day. Before Facebook, Mike was the Vice President of Engineering at Mozilla Corporation, where he led the global and open product development process behind Firefox. Mike was formerly a distinguished engineer at Sun Microsystems which acquired his company, CenterRun. He began his career working at various start-ups including a digital effects software startup, where software that Mike built was used in several major motion pictures. Mike holds a bachelor's degree and a master's degree in computer science from Stanford University and has filed two U.S. patents.