

That leads to more code written, more frameworks and libraries created, more patterns and concepts created by developers, and also to more things to study every single day.

JavaScript has been one of the most important programming languages for some years now, and the numbers of developers and jobs available are growing very fast day after day.

Whether you’re already working with JavaScript, or you’re still studying and learning more about this fantastic programming language, you might have noticed something: There’s always something new to learn about it. We’re going to cover some of the basics like value and reference types, and go on to cover some more advanced concepts, such as high order functions. These tools will leverage your existing JavaScript skills to improve your code, making you a better developer. In this article, we’re going to learn more about the JavaScript fundamentals that you should know before applying for your next job. We're going to learn about JavaScript concepts that could significantly help you get your next job - from closures to array methods, you'll learn what JavaScript concepts you should master to land a new job.
