Scalable server solutions for web sites, particulary based on asynchronous i/o and their applications in web site instant messaging and and events notification, database clustering and external services proxying. Application of space filling curves (z-index) in database query optimization. Permanent interest and sometime successfull application of UML and such tools as Rational Rose and Enterprise Architect.Past, but not least interests are in computational geometry, especially it applications in vector GIS, math methods in ecosystems research.Specialties: C++ team leadership, requirements analysis and system architecture development, research in database optimisation, participation in international projects related to forest ecosystems.