Jeffrey T. Fritz is a Twitch partner and senior program manager in Microsoft’s Developer Outreach Group that works with the community on open source projects and the new Microsoft .NET Core framework. As a long time web developer with experience in large and small applications across a variety of verticals, he knows how to build for performance and practicality. He can be found broadcasting live 5 days a week on twitch.tv/csharpfritz where he discusses the latest technologies, interviews guests, writes code, and answers viewer questions.