Abap, Sap Bw On Hana, Data Extraction, Data Modelling, Amdp, Bw On Hana, integration of BW with various SAP and Non-SAP backend systems, reports delivery, RKF, SAP BW 4HANA, Formula Selections, data acquisition techniques in BW 4HANA, Variables, LSA plus, BW 4HANA Web Cockpit, CKF, LSA, BW4 Application and Database security concepts