More than 10 years hands-on SAP Basis and Architecture SAP ABAP and SAP Java on Oracle, Hana, DB2 and MSSQL on Unix and Windows on-premise and hosted on AWS and Azure Sizing, bottleneck analysis, performance tuning on operating system, database and SAP ABAP/Basis Root cause analysis, troubleshooting and debugging SAP ECC up to Hana 1809, Business Suite on Hana, BW 7.x to 7.5, BW on Hana, BW4, BO, BPC, SRM, CRM, PiPo, Solman 7.2, Portals, Fiori, Gateway, Datahub