Maciej is an independent software consultant with over 12 years of professional experience. His primary focus is designing and developing systems based on Spring stack and AWS. Open Source enthusiast, active Spring community member, contributor to several Spring projects. In meantime he runs a YouTube channel - Spring Academy - where he teaches Spring and shares news from Java & Spring ecosystem. Since 2018 he helps refugees to get their foot into the German job market by teaching them Java at Redi School as a volunteer.
The State of Java Relational Persistence
Relational Persistence with Spring Data JDBC [Workshop]