As a consultant and engineer he has over 15 years development experience with enterprises throughout the world using technologies that include Java EE frameworks (JSF, CDI, EJB3, Hibernate, and Seam), Java testing frameworks (Arquillian, JUnit, and TestNG), Maven, Ant, and a variety of others. In his spare time, he is a committer for Apache DeltaSpike, ShrinkWrap, and Arquillian. He is also the author of GateIn Cookbook, Packt Publishing.