Aleš Justin was born in Ljubljana, Slovenia and graduated with a degree in mathematics from the University of Ljubljana. He fell in love with Java ten years ago and has spent most of his time developing information systems, ranging from customer service to energy management. He joined JBoss in 2006 to work full time on the Microcontainer project. He currently leads Weld, a JSR-299/CDI RI, and CapeDwarf projects, while still contributing to ApplicationServer, Ceylon and many other JBoss projects.