Experienced software designer and developer with a specific interest in Microsoft technologies, while looking with curiosity at everything else. He has been programming for over a dozen years, solving performance problems and architectural puzzles in the .NET world, and designing and speeding up .NET applications. He is an independent consultant, blogger, meetup and conference speaker, and fan of Twitter (@konradkokosa). He also shares his passion as a trainer in the area of .NET, especially regarding application performance, coding good practices, and diagnostics. He is a Microsoft MVP in the Visual Studio and Development Tools category. He is co-founder of the Dotnetos.org initiative of three .NET fans organizing tours and conferences about .NET performance.