Erik Dahl has been developing software and architecture for 20+ years, mostly doing in-house development for his employers. His recent work has included a multi-tenant B2B implementation and self-registration B2C implementation for IdentityServer3, upgrading legacy ASP.NET websites from server-side technologies to a client/server mix and adopting TypeScript, building Web APIs as the back end for mobile and web applications, and laying the foundation for a Xamarin Forms mobile application using the Prism library. Erik currently works at RealPage as a Principal Architect, building and architecting solutions for their Utility Management products.