George Gerolimos is a senior software engineer with significant experience in working for EU and National Research and Development Projects, as well as in working for commercial projects in the area of large governmental portals which are based on a variety of open source technologies or on MicroSoft' s Sharepoint platform.In the past he worked for TELETEL S.A. as a senior R&D Engineer for Telecommunications and IT projects, in collaboration with firms like ALCATEL SEL Stuttgart, SOLINET GmbH (Stuttgart), Telecom Austria (Vienna) and THALES TRT (Paris). These activities include project management and technical coordination of commercial and EU co-funded R&D projects on a daily basis, through their entire life cycle. The technical activities mainly include the design and development of telecommunication protocols and IT applications as well as system integration and testing with nodes of the Legacy Infrastructure of wireless, wireline and mobile networks. By the end of 2008 he has been employed by Unisystems S.A. in order to work in projects of the CRM and Portals technical department. He specialised in MS SQL Server technical issues and trained by Microsoft Hellas in the MOSS 2007 portal platform in order to participate in the design and development process of the Intranet and Internet portal sites of MOU SA (Management Organisation Unit of Development Programmes) that belongs to the Greek Ministry of Economy Competitiveness and Shipping.He currently holds a position at Research Academic Computer Technology Institute and Publications (DIOFANTOS) from October 2011. He is positioned in the Web Technologies Department and he is actively involved in the design, development and management of a variety of large governmental portals for the Greek ministries of Education and Labour.Specialties: Large experience in open source/free source and Microsoft’s development tools. Thorough understanding of the clients’ needs. Production of quality documents, having compiled documentation for clients as diverse as the European Union. Technical skills, applied in tandem with methodologies like object-oriented analysis and design, Capability Maturity Model, etc.