JavaScript Courses

What is JavaScript?

JavaScript is a popular programming language predominantly used for creating dynamic and interactive web pages. It is a high-level, interpreted language that can be implemented for both front-end and back-end development, and it runs on all modern web browsers.
 

JavaScript is vital for creating responsive user interfaces, fetching data from web servers, and performing a broad range of client-side and server-side tasks. With the aid of various frameworks, libraries, and tools, JavaScript has become one of the most widely utilized programming languages in the world today.
 

JavaScript Skills

Learn JavaScript from the best JavaScript tutorials to develop a plethora of skills essential for modern web development. The skills include:
 

• Programming fundamentals: JavaScript gives you a solid understanding of programming concepts, including variables, data types, control structures, functions, and arrays, which are essential for any programming language.

• DOM manipulation: The Document Object Model (DOM) is the programming interface for web pages. JavaScript is used to manipulate the DOM to create dynamic and interactive web pages using various techniques, such as selecting, adding, and removing elements and changing element properties.

• Event handling: JavaScript has the ability to respond to user interactions with web pages, such as button clicks, form submissions, and mouse movements. Utilizing this method will enable you to manage events and develop responsive user interfaces.

• Asynchronous programming: JavaScript is designed for asynchronous programming, enabling you to run multiple pieces of code concurrently without interrupting the main thread. It will assist you in writing asynchronous code using several methods, such as callbacks, promises, and async/await.

• Frameworks and libraries: JavaScript has an extensive range of frameworks and libraries that can simplify the development of web pages and make them more efficient. There are several widely implemented frameworks and libraries in JavaScript, such as React, which can create complex and interactive web applications.

• Debugging and testing: Learning JavaScript will give you the skills to debug and test your code, which is vital for ensuring the reliability and quality of your web applications. You'll gain the skills to use debugging tools, write unit tests, and use testing frameworks to catch and fix errors in your code.

• AJAX Calls: It fetches data from a web server without requiring a full page reload, creates dynamic and responsive web pages, and handles AJAX responses using callback functions and promises.

• Local and Session Storage: They are used to store data on the client side using JavaScript, create web applications that can store user preferences, data, and other information on the user's browser, read and write data to local and session storage, and manage storage using techniques such as clearing or removing data.

• JavaScript ES6: It is the latest version of the JavaScript language that introduces new features and enhancements, writes more efficient and readable code, uses new language features such as arrow functions, template literals, and destructuring, and solves more complex programming problems using features such as classes, iterators, and generators.
   

JavaScript as a Career Option

JavaScript is a popular and in-demand scripting language, making it a viable career option for individuals with a strong aptitude for programming. Amid the widespread use of web applications and the growing significance of front-end development, there is a vast demand for JavaScript developers in the job market.
 

A JavaScript developer's average salary differs based on location, experience, and skill level. However, in general, JavaScript developers can expect to earn a competitive salary, ranging from USD 70,000 to USD 150,000 per annum.
 

It's also worth noting that the field of JavaScript development is constantly evolving, so developers must stay up-to-date with the latest tools and technologies to remain competitive in today’s job market. It can require ongoing learning and professional development.
 

To sum up, a career in JavaScript can be rewarding and lucrative for individuals with a passion for programming and a commitment to ongoing learning and professional development. Nevertheless, like any career, it's essential to do your research and determine whether it's the right fit for your interests, skills, and career goals.
 

Best JavaScript Courses Online

Great Learning offers world-class JavaScript courses that cover a broad range of topics to help aspirants become successful JavaScript developers. Here are some highly-rated courses offered by Great Learning in collaboration with top-notch institutes:
 

• Full-Stack Developer Course - IIT Roorkee

In this course, learners will be introduced to programming essentials and other basic principles. Later, they will learn back-end software development (OOPs, Data Structures & Algorithms, Spring, and others) and front-end software development (HTML, CSS, JavaScript, and React), along with a specialization in either Cloud Computing or Python for Data Science.
 

Following the completion of this program, the learners will have acquired the skills necessary to build end-to-end web applications that can handle every aspect of the tech stack.
 

• Software Development Program - Great Learning Career Academy

To counter the challenges that freshers and early-career professionals face at the beginning of their professional journey, Great Learning Career Academy designed this full-time Software Development program. It is offered in an immersive classroom format or the option to pursue live online classes, thereby empowering learners with the skills to start a rewarding career.
 

The program provides hands-on experience through a diverse range of projects and case studies. It also includes interview preparation sessions and placement opportunities to help participants achieve their career goals.