S4 Hana, Successfactors, ABAP development, SAP Business Technology Platform BTP, ABAP Workflow, SAP Certified Development – ABAP with SAP NetWeaver 7.5, Payroll schemas, SAP ECC HCM, SAP Certified Associate – SAP Integration Suite CPI, SAP API management, Time evaluation schemas, SAP Certified Application – SAP HCM with ERP, Payroll posting to Finance, AI and ML solutions in SAP data space