He is Director of Cutter Consortium's Enterprise Architecture practice and Senior Consultant with its Business-IT Strategies practice. He has more than 20 years' technical leadership experience architecting, designing, and developing software products and applications.Mr. Rosen was Chief Enterprise Architect at IONA Technologies, PLC, where he was engaged in the development of the overall product architecture for IONA's next generation Web Services platform and in the creation of the reference architecture for building applications on that platform. Prior to joining IONA, Mr. Rosen was Chief Enterprise Architect at Genesis Development Corporation where he provided architecture consulting on large-scale applications and infrastructure for Global 1000 clients in insurance, finance, and telecommunications. While at Genesis, he led the development and formalization of a generic Enterprise Architecture and software development practices used throughout the company.Before joining Genesis, Mr. Rosen was a product architect, technical leader, and developer for numerous commercial middleware products for vendors including BEA and Digital. His involvement in product development includes Web Services, Java, CORBA, COM, Messaging, Transaction Processing, DCE, networking, and operating systems.