The UI is written primarily in Javascript, more specifically the version ES2015. ES2015 brings in a lot of features to the language that you can read more here:


Why Javascript?

You may be wondering why we have to use Javascript for building a web application. Well, web applications are intended to be ran inside a Web Browser (e.g. Google Chrome). The reason for this is that we are continuing our User Interface development as a web application since last year there were no issues.