Charlie Hunt is currently a JVM Engineer at Oracle leading a variety of JVM projects. He is also the lead author of Java Performance, published in 2011, and co-author of the Java Performance Companion, which is due to be available in early 2016. Prior to leading a variety of JVM projects for Oracle, Charlie held numerous performance positions including the Performance Engineering Architect at Salesforce.com, and HotSpot VM Performance Architect at Oracle and Sun Microsystems.