Johan is working as a Java architect and trainer at Info Support. He has been working for various demanding companies where rapidly delivering quality software was very important. Johan regularly writes articles and presents about various subjects at conferences like JavaOne, GOTO Amsterdam/Berlin, Devoxx BE/UK/PL, JavaZone, J-Fall, Jfokus, JavaLand, Scala Days Berlin/New York and many others. Johan received the JavaOne Rock Star and Oracle Code One Star awards.