The management of software architectures is an important subject, especially in component-based web user interfaces to enhance their accessibility, dynamism and management at run-time. The Cloud offers some favorable mechanisms for this kind of systems, since it allows us to manage the software remotely, guarantees high availability of the resources and enables us to perform mass-storage. This article presents an infrastructure solution, based on the use of web services and cloud computing, for managing COTS-based architectures.