Marcel-Jan Krijgsman has worked with Oracle technology since 1996, starting with the RDBMS. He became an expert in Oracle database performance and security. He developed and gave trainings in both topics.
In 2012 he started working for Rabobank, where he had the opportunity to work with Oracle Exadata, EM12c and options like Advanced Security and Database Vault. In 2015 he became Product Responsible for Enterprise Manager and other administration software.
Marcel-Jan is an Oracle certified professional for the 8i, 9i, 10g and 11g databases and Oracle Database 11g Performance Tuning Certified Expert.