Alex Lloyd is a Senior Staff Software Engineer in the storage infrastructure group at Google. In this role, he led the replication implementations for Megastore and Spanner, global storage systems that underpin a wide array of Google services. He is currently working on distributing multiversion concurrency control algorithms. Prior to his current role, Alex worked with the Blogger team. Before joining Google in 2004, Alex built mobile sync middleware at BEA Systems. As an undergraduate, his dormroom startup led him to his first job at Object Design, where he worked on visual templating tools. Alex has a bachelor’s degree in computer science from Harvard University.