SAP ABAP Online / In-Class SAP Advanced Business Application Programming Language (ABAP) SAP ABAP is one of the many application-specific fourth-generation languages. Duties of an ABAPer would include to develop and maintain programs to enhance the assigned application module using the SAP Development tools. Collaborate with the SAP Project Management, Business and Systems Analyst and user departments to develop specifications for system enhancements for continuous functional improvement. Develop Test Plans and automated scripts to assure expected performance quality levels meet standards in development efforts. Implement technical architecture surrounding the package.