Core ABAP: Strong proficiency in classic ABAP, including ABAP Objects, modularization techniques (Function Groups, Subroutines), and internal tables.
Reporting: Expertise in developing and optimizing ALV Reports and Interactive Reports.
Modern ABAP: Working knowledge of Core Data Services (CDS) Views and the ABAP RESTful Application Programming Model (RAP) for building Fiori-based applications (List Reports, Object Pages).
Enhancements: Experience with or working knowledge of modern enhancement techniques, including BAdis (Business Add-Ins) and Enhancement Spots (both implicit and explicit).
Data Conversion: Hands-on experience with or working knowledge of data migration tools, preferably the S/4HANA Migration Cockpit (LTMC). Prior knowledge of LSMW is helpful for understanding legacy processes.