React JS is an open-source JavaScript framework and library useful for developing interactive user interfaces and web applications. In addition, it allows you to develop your applications by using reusable components. Here are the key components of React JS.
Component
JSX
State
Props
Virtual DOM
Lifecycle Methods (Class Components)
Hooks (Functional Components)
Why Learn React JS?
React JS has an easy learning curve and its syntax and structure are very similar to plain JavaScript. It ensures that every JavaScript concept and feature can apply to your React application. This framework allows you to build your first web application with it in very little time. In addition, with this framework, you can easily migrate your application from a language like jQuery to React. It has a lightweight virtual DOM that stores a virtual representation of the UI changes. After that, it updates the browser's DOM later on. Many institutes provide React JS Online Course and one can enroll in them to start a career in it. Here are some of the reasons why you should learn React JS.
Component Structure
Good Performance
Easy Debugging with React DevTools
Less Development Time
Low Development Cost
Active Community Support
Roles and Responsibilities of a React JS Developer
React JS developers are responsible for handling the UI elements of a website such as icons, images, and gesture-driven features. These professionals need to write the code along with CSS selectors and HTML tags. In addition, they are responsible for designing and creating new features, to facilitate cross-platform functionality. These professionals also ensure that different browsers and devices can efficiently run the application. Above all, React JS developers are necessary for all the stages of interface development. Below are some of the significant roles & responsibilities of a React JS developer.
Utilize React's built-in toolbox to build front-end functionality.
Create libraries, reusable programming, and tools for data visualization for prospects.
Include wireframes and designs in the application code.
Keep track of user activity and turn it into useful data.
JavaScript is used to create application interface code.
Monitor your applications continuously to improve performance.
Convert designs and wireframes into high-quality code.
Components should be optimized for cross-browser and cross-platform compatibility.
Good knowledge of GIT, Sigma, Adobe XD, and CSS libraries, among other things.
Proper authentication of user data.
Create a responsive online user interface.
How do I become a certified React developer?
React JS developers are highly qualified and skilled professionals who are well-equipped with technical skills. These technical skills include proficiency in JavaScript, object modeling, DOM manipulation, and event handling. They need to have a complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc. Along with it, adequate experience is necessary with ReactJS workflows like Flux, Redux, Create React App, and data structure libraries. Furthermore, React JS developers should also have an understanding of RESTful APIs/GraphQL, HTML/CSS, ES6, etc. Above all, earning React JS Certification will be highly necessary for becoming a certified React JS developer. Here are some of the tips that will help you become a certified React developer.
Set up 4-5 hours each daily for coding.
Spend your time coding with precision.
Use the Pomodoro method to manage your time effectively.
ReactJS.org should be read from front to back.
Begin modestly. Create simple apps and gain experience by gradually adding functionality.
It's important to inquire. Always be curious
You must actively code if you want to succeed.
Create applications akin to those you use regularly.
Employers should see the greatest work on your CV.
Conclusion
React JS is an open-source JavaScript framework and library useful for developing interactive user interfaces and web applications. In addition, it allows you to develop your applications by using reusable components. It ensures that every JavaScript concept and feature can apply to your React application. React JS developers should also have an understanding of RESTful APIs/GraphQL, HTML/CSS, ES6, etc.
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