Lutz Baumbusch has worked as an SAP developer since 2000 and has been responsible for international SAP projects in various roles and areas. At All for One Group SE, he prepares current developer topics for internal and external training in the ABAP Cloud Development team. He studied at the Karlsruhe Institute of Technology.

Matthias Jäger is a freelance full-stack ABAP developer, architect, and trainer. Previously, he worked for many years at All for One Group SE in the Solution Development team, where he developed ABAP-based software products. He has extensive experience in software development, creatively leveraging the ABAP platform, including combining it with non-SAP technologies. He began his career in 2004 as an SAP developer and developer of a Java-based software product and subsequently worked on various SAP implementation projects. Since 2011, he has been a regular guest lecturer at DHBW Stuttgart. He studied business informatics in Heidenheim as part of a dual degree program. You can learn more at his website (erp-developer.com). 

Michael Lensch leads a team of SAP developers at All for One Group SE. As development manager, he is responsible for development in SAP S/4HANA implementation projects in Germany and abroad. Since 2023, he has been a guest lecturer at DHBW Heilbronn, specializing in the ABAP RESTful application programming model. He studied computer science at Trier University of Applied Sciences.