Rich, client-side web application development is a growing and fast changing area. Developers who have spent a long time specializing on .NET can be forgiven for feeling unsure of their role going forward. How can a developer adapt his or her skills and not get relegated to pure backend development? In this talk we'll look at how a developer can use existing server technologies in new ways to enable smarter client applications. We'll use ASP.NET MVC, Web API, SignalR and AngularJS to build a web application that notifies connected clients of changes to data in real time.