13 Skills To Look For When Hiring a React Developer

13 Skills To Look For When Hiring a React Developer


5 min read


React has undeniably risen to become one of the most sought-after front-end libraries for building cutting-edge web applications. Whether you are an aspiring React developer looking to excel in your career or a business owner or a CTO planning to hire a React developer, this article is tailor-made to provide valuable insights and guidance.

The Rise of React in Web Development

React, also known as React.js, was introduced by Facebook in 2013 as an open-source JavaScript library. Its primary aim was to simplify the creation of interactive user interfaces for web applications. Developed by Jordan Walke, React quickly gained popularity within the developer community and has since become a dominant force in modern web development.

With its powerful features and ease of use, React has transformed the way web applications are built, making it a top choice for developers and businesses alike. Its component-based architecture and Virtual DOM implementation enable developers to create reusable and high-performing UI components, resulting in faster development cycles and improved user experiences.

Let's now dive into the essential skills that a React developer must possess. These skills form the foundation for building robust and cutting-edge web applications using React. As you explore each skill, you'll discover the key aspects that empower developers to create responsive user interfaces and streamline complex application logic. So, let's start!

Essential Skills for React Developers

1.Core JavaScript Fundamentals

Learning core JavaScript concepts is essential for React developers because React is built on JavaScript. Understanding JavaScript functionalities, Array API methods, and pass by reference allows developers to write efficient and clean code, which forms the foundation for building robust and functional React applications..

2.Mastering Asynchronous Programming

As modern web applications rely heavily on asynchronous operations, React developers need to master asynchronous programming techniques like Promises, async/await, and try/catch blocks. This skill enables developers to handle tasks like data fetching and user interactions without blocking the application's main thread, leading to smoother user experiences and better overall performance.

3.Writing Effective Tests with React Testing Library

Testing is a critical aspect of software development, including React applications. Learning to use React Testing Library allows developers to write behavioral tests that ensure components work as intended. Comprehensive testing helps catch bugs early, improves code reliability, and promotes confidence in the application's behavior.

4.Managing Web Forms and State

Web forms are common in many React applications, and proper state management is essential for handling form data and user interactions. Familiarity with managing form states and handling validation, including async validation, ensures a smooth user experience during form submissions and reduces potential errors in the application.

5.Embracing React Hooks

React Hooks introduced a paradigm shift in how state and lifecycle are managed in functional components. Mastering hooks like useState, useEffect, and useContext enables developers to leverage the full potential of React, leading to more concise and organized code. Understanding when to use useMemo and useCallback can also optimize the application's performance by avoiding unnecessary re-renders.

6.AJAX Calls and State Management Libraries

As React applications often communicate with servers for data retrieval and updates, learning how to make efficient AJAX calls is crucial. Employing state management libraries like Redux or Apollo helps handle complex application states seamlessly, ensuring data consistency and facilitating smooth data flow throughout the application.

7.Leveraging TypeScript for Type Safety

TypeScript provides a layer of type safety to JavaScript, making it a valuable tool for large-scale React projects. Proficiency in TypeScript, including understanding types, interfaces, generics, and discriminated unions, enhances code quality and reduces potential bugs.

8.Ensuring Accessibility with Semantic HTML

Creating accessible web applications is crucial to reach a diverse audience. Familiarize yourself with writing semantic HTML that adheres to Web Content Accessibility Guidelines (WCAG) to ensure your applications are inclusive and user-friendly.

9.CSS and Design Systems for Enhanced UI

A React developer should possess a solid understanding of CSS, CSS modules, and variables. Implementing design systems and adhering to best CSS practices will ensure a consistent and visually appealing user interface.

10.Creating Reusable Custom Hooks

Custom hooks offer a powerful way to abstract logic and create reusable functionalities in your React applications. Mastering the art of creating custom hooks can significantly improve code maintainability and encourage code reusability.

11.Building a Maintainable Component Structure

Breaking down components into manageable sizes and effectively isolating business logic from presentation is essential for developing maintainable and scalable React applications.

12.Effectively Managing Global State

In large-scale applications, managing global state is essential for data consistency and performance. Understanding and using global state management libraries like Redux or Redux Toolkit (RTK) helps React developers tackle complex state management challenges efficiently, providing a centralized way to handle application-wide data.

13.Contract Testing

Knowing the principles and best practices of contract testing enables developers to create robust and reliable APIs, ensuring seamless communication between frontend and backend components.


As you hop on the journey of hiring a React developer, remember to seek individuals who possess a diverse skill set and a thirst for continual growth. Embrace the challenges and opportunities that React brings to the table, and look for candidates who demonstrate a genuine passion for web development.

So, how will you shape your team of React developers? What kind of projects will they take on? The possibilities are endless, and the journey is just beginning. Embrace the challenge and invest in the future of your development team.

Majisti Inc is a Jamstack company based in Canada. We are a team of developers with expertise in React and TypeScript. We have been in the web development industry for over 15 years. With our top-tier skills and knowledge, we have brought great value and impact to our clients all over the US and Canada.

Talk to us about your mobile and web application projects, we've got your stack!

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