The SAP ABAP Developer position at Pertemps ERP in Berlin focuses on developing and enhancing SAP applications to support business needs. Key responsibilities include customizing ABAP solutions, collaborating with teams, ensuring application quality, maintaining documentation, and providing user support. Candidates should have several years of ABAP development experience, ideally with knowledge in FI, CO, or HR modules, as well as strong database skills and a proficiency in German at a C1 level.