He has experience mainly in high-performance applications in finances, governments, social media and e-commerce. Otavio core knowledge and experience is in Java SE, Java EE, Spring, and Google App Engine (GAE). He also works with several databases both SQL and NoSQL. Speaker, VP at SouJava, Otavio is a member of several JSR Expert Groups, JCP executive member and contributor of JBoss Weld, Hibernate, Apache Commons. He has received a JCP Outstanding Award, Dukes Choice Award and Java Champion Award.