02/10/2026 updated
100 % available
SAP IS-U, RE-FX, PM/CS Berater und Entwickler
Pisek, Czech Republic
Worldwide
University of Economics, Prague - Faculty of Informatics and StatisticsBillingDevice ManagementSAP IDocJSONSAP ABAPSAP ApplicationsSAP HANASAP IS-UWeb ServicesWorkflowsExtensible Markup Language (XML)
SAP IS-U seit 2007 (Billing Invoicing, Device Management...), SAP ABAP seit 2006, S4/HANA seit 2017.
ABAP & OO ABAP (IS-U, HR, MM, Workflows, Interfaces, RE-FX...) - e.g. configuration & development for the implementation of 2 mio electricity installations, working directly for SAP AG etc.
HANA optimization - e.g. Real-time processing of 2.5 mio workflows / 14 mio workflow items.
Developments, Workflows, Interfaces...
ABAP & OO ABAP (IS-U, HR, MM, Workflows, Interfaces, RE-FX...) - e.g. configuration & development for the implementation of 2 mio electricity installations, working directly for SAP AG etc.
HANA optimization - e.g. Real-time processing of 2.5 mio workflows / 14 mio workflow items.
Developments, Workflows, Interfaces...
Experience
Professional experience10+ years
Freelancer since2010
Languages
GermanGoodEnglishFluentSlovakFluentCzechNative speaker