In this blog post, I’m going to show you how to create a video chat room mobile app with Twilio Video and Flutter. The app will be implemented with the Business Logic Components pattern, known as BLoC. BLoC is a design pattern created by Google to help separate business logic from the presentation layer and enable a developer to reuse code more efficiently. Flutter is Google’s free, open-source UI toolkit for building applications for mobile, web, and desktop from one single codebase.

In this tutorial, you’ll create a Flutter app which will use an unofficial Flutter package for interfacing with Twilio Video, and you will allow users of this app to host a call and be joined by multiple other users. The tutorial will focus more on creating a serverless endpoint to get access tokens for our users to connect and enter the same chat room, which will …