Summary
Martijn Kooijman is a seasoned Java software developer with over two decades of experience and nine years of focused professional tenure delivering backend systems, CMS integrations and in-memory computing solutions across Europe. He has held lead and senior roles at Tricode, Dept and TenneT, coaching teams, improving project and code quality, and bridging complex backend systems with CMS platforms like Magnolia and AEM. Martijn is a practical hands-on technologist who has specialized in Java/J2EE, GigaSpaces XAP and rules engines such as Versata, and routinely provides training and cross-border support. Based in Bavaria, he combines steady technical leadership with a passion for knowledge transfer, often taking on both scrum and lead-developer responsibilities to unblock teams and mentor colleagues. An understated strength is his long track record of migrating and integrating legacy banking and enterprise systems into modern Java architectures, reflecting both depth and adaptability.
9 years of coding experience
19 years of employment as a software developer
Informatica - Telematica, Informatica - Telematica at MTS Nijmegen
Ing., Informatica, Ing., Informatica at Hogeschool van Utrecht
English, German, Dutch