Software engineer, architect, researcher, leader, father. He successfully defended his PhD thesis on “Graph-Based Software Evolution Analysis of Object-Oriented Systems” on July 2016. Before that he received the B.Sc. and M.Sc. degrees in Applied Informatics from the University of Macedonia, in 2007 and 2009, respectively. He is currently working as a Software Engineer with Intrasoft International, a leading European IT Solutions and Services Group. Also, he is an active software researcher as a member of the Software Engineering Group. He has published numerous research articles in peer-reviewed journals and highly ranked international conferences. His research interests include object-oriented design, object-oriented quality metrics, graph theory and software evolution analysis and simulation.