Otavio is a Senior Software Engineer at Tomitribe, author, international speaker a JUG leader at JavaBahia and SouJava and the creator of Easy-Cassandra. He is heavely involved in the open source community, 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, Duke’s Choice Award and Java Champion Award.