JavaScript has evolved into a language that can be used to implement the entire web-application from database to the user interface. JavaScript has always been used in the browser to add logic to the web application but with modern SPA-libraries, the entire UI-application may be implemented with JavaScript. With Node.js, it is possible to also implement the server application with JavaScript, and the NoSQL-databases most commonly consume JSON-data. Therefore, even the database can be considered to be a “JavaScript database”.
Contrary to common opinion, JavaScript is not an easy language to master. Starting from the type system and moving through objects and arrays, all these concepts have peculiarities you should master to be able to write secure and performant code. Not to mention the huge amount of open-source tools and libraries you should evaluate and learn to use in a bigger JavaScript-oriented project.
programmers that already know the basics of JavaScript but want to enhance their understanding of different JavaScript techniques and tools.
The participant should already be familiar with the basics of the JavaScript language.