React JS Certification Course Overview

The main objective of this React Certification course is to help you become familiar with the process and gain the skills you'll need to become a professional React developer. You will learn the fundamentals of React through self-paced and instructor-led training to understand and build React components and structure applications with Redux.

React JS Course Key Features

100% Money Back Guarantee
No questions asked refund*

At Simplilearn, we value the trust of our patrons immensely. But, if you feel that a course does not meet your expectations, we offer a 7-day money-back guarantee. Just send us a refund request via email within 7 days of purchase and we will refund 100% of your payment, no questions asked!
  • 1 real-life course-end project
  • Flexibility to choose classes
  • Industry-recognized course completion certificate

Skills Covered

  • React components
  • React State and Props
  • React Event Handling
  • Routing in React
  • ES6
  • React Redux node package


React.js is a versatile JavaScript library for building interactive user interfaces easily. It is used by companies such as Facebook and Instagram. If you are planning to create UI/UX solutions for mobile or web, this course is extremely beneficial to improve your working skills.

  • Designation
  • Annual Salary
  • Hiring Companies
  • Annual Salary
    Source: Glassdoor
    Hiring Companies
    Wells Fargo hiring for React js Developer professionals in Kolkata
    Deutsche Bank hiring for React js Developer professionals in Kolkata
    Source: Indeed

Training Options

Self-Paced Learning

₹ 4,999

  • Lifetime access to high-quality self-paced e-learning content curated by industry experts
  • 24x7 learner assistance and support

online Bootcamp

₹ 17,999

  • 90 days of flexible access to online classes
  • Lifetime access to high-quality self-paced e-learning content and live class recordings
  • 24x7 learner assistance and support
  • Classes starting in Kolkata from:-
20th Nov: Weekend Class
Show all classes

Corporate Training

Customized to your team's needs

  • Blended learning delivery model (self-paced eLearning and/or instructor-led options)
  • Flexible pricing options
  • Enterprise grade Learning Management System (LMS)
  • Enterprise dashboards for individuals and teams
  • 24x7 learner assistance and support

Course Curriculum


This React JS certification course is designed for web developers who design and build UI/UX solutions for mobile and web apps and want to design with React as efficiently as possible using a JavaScript library.
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For this React JS course, you need to have experience with building front-end web applications with HTML, CSS, and JavaScript.
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Course Content

  • Section 01: Self Paced Learning Curriculum

    • Lesson 01: Welcome to Starting with React

      • 1.01 Introduction
      • 1.02 What is React
      • 1.03 Preparing for React
      • 1.04 How This Course Works
    • Lesson 02: React Components

      • 2.01 Section Introduction
      • 2.02 Component Basics
      • 2.03 Component Implementation
      • 2.04 Component Composition
      • 2.05 Composition Implementation
      • 2.06 Section Conclusion
    • Lesson 03: React State and Props

      • 3.01 Section Introduction
      • 3.02 Managing Data in React
      • 3.03 State and Props Implementation
      • 3.04 Section Conclusion
    • Lesson 04: React Event Handling

      • 4.01 Section Introduction
      • 4.02 Reacting to Events
      • 4.03 Event Handling Implementation
      • 4.04 Section Conclusion
    • Lesson 05: Routing in React

      • 5.01 Section Introduction
      • 5.02 Applying Routing
      • 5.03 Router Implementation
      • 5.04 More Routing Concerns
      • 5.05 More Routing Implementation
      • 5.06 Section Conclusion
    • Lesson 06: React Flux

      • 6.01 Section Introduction
      • 6.02 The Flux Pattern
      • 6.03 Implementing a Flux Store
      • 6.04 More Flux Details
      • 6.05 Implementing Flux Shoutouts: Part One
      • 6.06 Implementing Flux Shoutouts: Part Two
      • 6.07 React Forms
      • 6.08 Implementing a React Form
      • 6.09 Section Conclusion
    • Lesson 07: Styling React

      • 7.01 Section Introduction
      • 7.02 Component-Level Styling
      • 7.03 Applying Style
      • 7.04 Flesh Out Characters
      • 7.05 Section Conclusion
    • Lesson 08: Course Conclusion

      • 8.01 Content Review
      • 8.02 What now
      • 8.03 Final Thoughts
  • Section 02: Live Class Curriculum

    • Lesson 01 Features of ECMAScript6

      • 1.1 React and Redux
      • 1.2 ES6: Modern Javascript
      • 1.3 Array Helper Methods
      • 1.4 Const and Let
      • 1.5 Template Literals
      • 1.6 Enhanced Object Literals
      • 1.7 Default Function Arguments
      • 1.8 Rest and Spread
      • 1.9 Destructuring
      • 1.10 Arrow Functions
      • 1.11 Classes
      • 1.12 Generators
      • 1.13 Promises
      • 1.14 Fetch
      • 1.15 Modules
      • Assisted Practice: Scope
      • Assisted Practice: Let and Const
      • Assisted Practice: Template Literals
      • Assisted Practice: Default Function
      • Assisted Practice: Rest
      • Assisted Practice: Spread
      • Assisted Practice: Destructuring
      • Assisted Practice: Arrow Functions
      • Assisted Practice: Class
      • Assisted Practice: Static Methods
      • Assisted Practice: Inheritance
      • Assisted Practice: Import and Export Modules
      • Assisted Practice: Promises
    • Lesson 02 Fundamentals of React

      • 2.1 Why React?
      • 2.2 Introduction to React
      • 2.3 Building a React App
      • 2.4 Rendering UI
      • 2.5 JSX
      • 2.6 Components
      • 2.7 State
      • 2.8 Component Lifecycle Events
      • 2.9 React Events
      • 2.10 Conditional Rendering
      • 2.11 Handling Lists
      • 2.13 Forms
      • 2.14 React Router
      • Assisted Practice: Creating React Apps
      • Assisted Practice: Elements and Components
      • Assisted Practice: Lists
      • Assisted Practice: Controlled Components
      • Assisted Practice: React Router
      • Assisted Practice: React Events
    • Lesson 03 Introduction to Redux

      • 3.1 Introduction to Redux
      • 3.2 Fundamentals of Redux
      • 3.3 Parts of Redux
      • 3.4 Insalling Redux
    • Lesson 04 The React-Redux Node Package

      • 4.1 Introduction to the React - Redux Package
      • 4.2 Features of React - Redux
      • 4.3 Reducer Composition
      • 4.4 Normalization
      • 4.4 Middleware
      • 4.5 Thunk
      • Assisted Practice: Redux
      • Assisted Practice: Redux Thunk

Industry Project

  • Project 1

    Building an event finder app in React

    Build a React app where users can view and promote upcoming events, set up a JSON server for testing until backend APIs are ready and finally manage the state using Redux.


React JS Exam & Certification

React.js Certificate in Kolkata
  • What do I need to do to unlock my Simplilearn certificate?

    To obtain the React.js training course certification, you must:

    • Complete 85 percent of the online self-learning React JS course or
    • attend one complete batch of this React training
    • Successful evaluation in the project

  • System requirements for this React JS Course?

    Software Requirements - 

    • Node.js (required for installing JSON Server and Create React App CLI mentioned below)
    • Create React App (a command-line interface for creating and managing React applications)
    • JSON Server 
    • Code editor (any)
    • Browser: Google Chrome

Why Online Bootcamp

  • Develop skills for real career growthCutting-edge curriculum designed in guidance with industry and academia to develop job-ready skills
  • Learn from experts active in their field, not out-of-touch trainersLeading practitioners who bring current best practices and case studies to sessions that fit into your work schedule.
  • Learn by working on real-world problemsCapstone projects involving real world data sets with virtual labs for hands-on learning
  • Structured guidance ensuring learning never stops24x7 Learning support from mentors and a community of like-minded peers to resolve any conceptual doubts

React JS Certification FAQs

  • What is the salary of a React JS professional in Kolkata?

    The requirement and demand of app builders have increased manifolds in the past few years, especially in the IT and finance sectors. On average, a Front End Developer with React JS expertise in Kolkata is paid over ?4 Lakh per annum. Completing React JS training in Kolkata can help you get the job faster. 

  • What are the major companies hiring React JS professionals in Kolkata?

    The React JS experts are hired by top firms like Accenture, Mindtree, HCL, and several other reputed companies. It is very important to have an intricate knowledge of the React JavaScript Library. Acquiring React JS training in Kolkata will help you build a stronger portfolio to match the job profile.

  • What are the major industries in Kolkata?

    Kolkata has well-established sectors like manufacturing, pharmaceuticals, electronics, food processing, minerals, and cement. Along with these other industries that are rampantly rising in the city are the IT and Finance sectors. 

  • How to become a React JS professional in Kolkata?

    As more and more industries are looking for talented app developers, the demand for skills like React JS expert is constantly rising. Most IT and finance companies offer high-paying salaries and other benefits to candidates who fit the job profile. Ideally, a potential candidate should complete React JS training in Kolkata. A strong understanding of programming languages and the cloud will help you advance to higher designation in your organization. 

  • How to Find React JS Courses in Kolkata?

    You can find professional courses on React JS training in Kolkata online. There are several E-learning platforms that offer good and reliable courses. Check these platforms and compare courses. Make sure to check the curriculum, accreditation, and tutors before investing your time and money. Once you have some courses shortlisted, choose a course that fits your budget and timeline. You can even seek professional advice from career counselors. 

  • What is React and why it is used?

    React JS is an open-source JavaScript library that helps in building dynamic user interfaces for one-page applications. It handles the view layer for web and mobile apps and also allows developers to create reusable UI components.

  • What are the benefits of React Js certification from Simplilearn?

    In today’s era, technologies and best practices are changing rapidly and the demand for qualified candidates is significantly increasing. A certification from Simplilearn is key to your success and a valuable add-on to your resume to help you rise above your peers. Our training courses are designed and updated by over 2000 distinguished industry experts, and more than 40 global training organizations have recognized us as an official provider of certification training.

  • What are the benefits of a React JS certification course?

    React.js is a versatile JavaScript library for building interactive user interfaces easily. It is used by companies such as Facebook and Instagram. Being a view layer as opposed to a complete framework, it adds a finishing texture to make your website more appealing. If you are planning to create UI/UX solutions for mobile or web, this course is extremely beneficial to improve your working skills.

  • Who delivers the React Js training course?

    All of our highly qualified trainers are industry experts with years of relevant industry experience working with front-end development technology. Each of them has gone through a rigorous selection process that includes profile screening, technical evaluation, and a training demo before they are certified to train for us. We also ensure that only those trainers with a high alumni rating remain on our faculty.

  • How do I enroll for this React JS course?

    You can enroll in this React training on our website and make an online payment using any of the following options:

    • Visa Credit or Debit Card
    • MasterCard
    • American Express
    • Diner’s Club
    • PayPal

    Once payment is received you will automatically receive a payment receipt and access information via email.

  • Can I cancel my enrollment? Do I get a refund?

    Yes, you can cancel your enrollment. We provide a complete refund after deducting the administration fee. To know more, please review our refund policy.

  • How do I become a React JS Developer?

    You need the right blend of technical and soft skills to become a seasoned ReactJS developer. It is necessary to understand the basics of HTML, CSS, and JavaScript and become familiar with topics like HTTP protocols, algorithms, data structures, and design patterns before moving on to ReactJS. Our React certification can help you understand what it takes to step into the shoes of a ReactJS developer.

  • What is React JS used for?

    Backed by Facebook design, React JS is one of the most popular JavaScript libraries used for front-end web development. This open-source framework focuses on component-based GUI development and is suitable specifically for single-page applications. It is designed to be simple, fast, and scalable. Take our React JS course to explore more about this widely-used framework.

  • Is the React JS course difficult to learn?

    If you are already familiar with other front-end technologies like HTML and CSS, then learning React wouldn’t be difficult for you. Even if you are a beginner, our React JS course will help you grasp its concepts with ease.

  • Is React JS Developer a good career option?

    React is one of the most widely used JavaScript front-end frameworks. According to the recent StackOverflow Survey, React was the second most loved web framework among developers. Knowledge of React is also helpful if you are seeking a career as a full-stack web developer. Our React certification can help you successfully transition to a React JS developer role.

  • How do beginners learn React JS?

    Beginners first become familiar with HTML and CSS and then move on to learn React JS so as to build a strong foundation in front-end development. Simplilearn’s React training is another good way for beginners to start learning React JS from industry experts.

  • Is a React certification worth it?

    The demand for web developers doesn’t seem to slow down any time soon. Whether you are embarking on a career as a front-end developer or a full-stack developer, knowledge of React JS is highly valued and makes you more employable. So, a React certification will increase your chances of getting hired and is definitely worth it. All you need to do is enroll in our React training and achieve the certification.

  • What are the job roles available after getting a React certification?

    A React certification can help you reach new heights in your web development career. One can explore job roles like React JS developer, front-end developer, mobile app developer, and full-stack developer after getting React JS certified.

  • What does React JS Developer do?

    A React JS developer is basically expected to design and implement UI components for web and mobile applications based on JavaScript. They are engaged in each phase of UI component design and write application interface codes using JavaScript following react.js workflows. Adding Simplilean’s react certification to your portfolio will showcase your ability to handle all such responsibilities.

  • What skills should a React JS Developer know?

    Your roadmap to becoming a React JS developer starts with learning the basics of HTML, CSS, and JavaScript. One can then start exploring React concepts and gain other technical skills like API design, A/B testing, usability testing, and monitoring. The knowledge of build tools, unit testing tools, and debugging tools is also recommended. You can develop all these skills with our React certification.

  • What industries use React JS most?

    React JS can be used in any industrial sector relying on some software applications to meet their business needs. Some of the top ones include information technology, healthcare, banking and finance, eCommerce, and government agencies. Our React JS course can help you make the most of the opportunities available in all these sectors.

  • Which companies hire React JS Developers?

    React JS developers are in high demand in many renowned firms like  Facebook, Netflix, Google, Yahoo, Microsoft, TCS, and the New York Times. Take our React certification program and pave your way to career opportunities in such firms.

  • What book do you suggest reading for React JS?

    Our React training is enough to help you build a strong foundation in this front-end framework. However, you can also refer to these books for future reference:

    • FullStack React by Anthony Accomazzo and Nate Murray
    • Learning React: Functional Web Development with React and Redux by Alex Banks and Eve Porcello
    • The Road to React by Robin Wieruch

  • What is the pay scale of React JS Professional across the world?

    React JS developers can earn lucrative salaries by gaining relevant experience and adding a React certification to their portfolio. Here are the average annual salaries such professionals earn in major countries (Source: Glassdoor):

    • India - INR 437K
    • The US - $83K
    • Canada - $71K
    • Australia - $130K

React.js Training in Kolkata

Kolkata is the capital city of West Bengal. This metropolitan region has a population of 14 million and covers an area of 1886 km2. Earlier, this city was known as Calcutta, and it housed one of the headquarters of East India Company during the colonial era. 

Located in the eastern subcontinent of India, this region has hot summers and chilly winters. Kolkata is also a recipient of optimum rainfall as a result of being near the mangrove delta of Sundarbans. 

Kolkata contributes around $150-$250 million to the GDP of West Bengal. Known as the ‘City of Joy,’ this city is mainly known for its rich history of art, literature, and politics.

Kolkata has a significant history when it comes to art and culture. This city is known for its Durga puja festival, food, and literature. There are several heritage sites that you can explore in the city. Every street in Kolkata has colorful buildings and structures. There are many places you can visit when in Kolkata:

Our Kolkata Correspondence / Mailing address

Simplilearn's React.js Training in Kolkata

8th Floor, Plot K-1, & GP RDB Boulevard EP Block, Sector V, Bidhannagar Kolkata, West Bengal 700091

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