JavaScript is everywhere and so are its frameworks. There’s tons of pressure and excitement to choose the right or cool tool to be used in your app but we don’t talk enough about how to use it in a production app that may or may not have an existing JavaScript structure. In this talk, I walk you through how I integrated React into an existing app with its own semi structure and talk about the lessons learned, improvements made along the way, and front-end standards that emerged for our codebase.