Artem Boyarchuk entered the National Aerospace University "KhAI" in 1999 (former State Aerospace University). From the very beginning he started his research work in the area of students' knowledge control systems. This work allowed him publish the "Unitest 2000" software package on the CD of Ukrainian well-know magazine "CHIP". His B.S. thesis in 2004 was also devoted to the design and implementation of the web-based system for testing students' knowledge for distance learning. After obtaining his B.S. degree Artem Boyarchuk continued his research activities in the area of increasing dependability of web-based applications, service-oriented architecture in particular. In 2005 he received M.S. degree in computer engineering with M.S. diploma entitled "Analysis of functioning of dependable web-services built at the basis of composite (integrated) web-services". Now he is working on his PhD thesis "Models, methods and tools for dependable integrated web-services design".