JavaScript has evolved significantly since the time it was first introduced 20 years ago. Today, JavaScript is the most popular programming language that allows to build large scale applications both on the client and on the server side. However, maintaining large codebases becomes more, and more challenging.
In this talk I will show how TypeScript helps to build and maintain large scale web applications. I will also present the tools to work with TypeScript, how you can use TypeScript with AngularJS 2, and lessons learned during work on the Azure Portal.