He initiated the development of The mixing and application System that grew to become the NetWeaver System.[one] Netweaver's design and style would wrap SAP apps within an architecture that allowed integration inside of an business and online with other providers. The platform leverages SAP portal concepts and application architecture ideas https://www.ecom-group.com/training-events/case-study-apply-the-sap-enterprise-architecture-framework-along-an-architecture-development-cycle-iea10/