Derek Sun is the Big Data Architect/Director at MasterCard where he leads the support team and has implemented the World’s 1st PCI compliant Hadoop enterprise cluster with encryption enabled at in-motion and at-rest levels for all Hadoop services.  Prior to MasterCard, Derek was the Lead Software Engineer, Big Data Integration at Thomson Reuters.  Derek has a Bachelors in Computer Science from Jilin University and a Masters of Computer Science from University of Missouri-St. Louis.