In an example, a method for developing a customer system utilizing a preexisting cloud-computing platform is provided. The method may include defining a platform architecture for the customer system to be developed in terms of a plurality of architecture types—and their predefined architecture type unit. The method may include displaying an indicator of first and second indicators, the first and second indicators corresponding to confirmation of the platform architecture and non-confirmation of the platform architecture, respectively, based on information about a subset of deliverables corresponding to the architecture types.