During the past 20+ years I have been working as a software developer, IT expert and manager. During this period I developed particular expertise in C++, C#, Delphi, Assembly languages and RDBMS.
I also have significant background in the field of networking, communications and Internet technologies, TCP/IP, MS Windows domains and management.
.Net development: Microsoft Certified Professional
Delphi development, DBMS: 10+ years
C++/C, Assembly language, system software, communications and network programming: 20+ years