He initiated the development of the integration and software System that grew to become the NetWeaver platform.[1] Netweaver's structure would wrap SAP applications in an architecture that permitted integration within an business and via the internet with other organizations. The System leverages SAP portal principles and software architecture principles from https://www.ecom-group.com/training-events/case-study-apply-the-sap-enterprise-architecture-framework-along-an-architecture-development-cycle-iea10/