Jan is Senior Managing Consultant at Dataciders SD&C GmbH, an IT-Consulting Company of the Dataciders Group. He has more than 20 years experience in Oracle Database Development and Performance Tuning and he likes to pass on his experiences. That's why he is a frequent speaker at DOAG conferences in Nuremberg and regio meetings in Berlin. His favourite subject is highly performance optimized PL/SQL development because in his opinion there's no better place for data intense business logic than the Oracle Database. With his team of Oracle Database and APEX experts he helps customers to let the Dataciders vision come true: No one ever has to make bad decisions again.