React Native Interview Questions: Reading up on common interview questions is an indispensable part of tech interview prep. React Native’s interview questions range from the benefits of using React Native to the tools required to build an app in RN. Thus, understanding and preparing well for such interview questions is crucial.
React Native is an open-source UI framework based on JavaScript developed by Meta Platforms, Inc. It is one of the most popular software frameworks among developers to build native Android, iOS, Windows, and Mac OS apps. FAANG, and other top tech companies, often include interview questions related to React Native when hiring developers, as nearly 8,000 companies use this framework.
In this article, we explain why React Native is so popular, the different types of Reactive Native commands. We also present some React Native interview questions that are divided into beginner, intermediate, and expert levels.
React Native is a software framework used for writing real and native mobile applications and desktop applications for iOS, Android, and Windows. It is becoming increasingly popular as it is used to build successful apps such as Facebook, Instagram, Airbnb, Skype, Walmart, Tesla, and many more.
Here’s why it has been a favorite among developers in FAANG companies:
Here are some basic React Native commands you should know before you sit down for a React Native interview:
Command: react-native init [PROJECT-NAME]
cd [PROJECT-NAME]
Command: react-native run-ios
Command: react-native run-android
Command: react-native link [LIBRARY-NAME]
Command: watchman watch-del-all
Command: npm install babel-plugin-transform-decorators-legacy –save
Command: npm install babel-plugin-transform-class-properties –save
Command: react-native bundle –dev false
–platform android
–entry-file index.android.js
–bundle-output ./android/app/build/intermediates/assets/debug/index.android.bundle
–assets-dest ./android/app/build/intermediates/res/merged/debug
Interview questions at React Native could range from the benefits of using React Native to the tools required to build an app in RN.
The difficulty level of these questions will depend on your work experience in this domain and the position you are applying for. In this article, we have covered React Native interview questions for beginners, intermediate, and experienced candidates.
If you are just starting out in React Native app development, or if the position you are interviewing for requires 0-1 year of experience working in this domain. Here are a few examples:
| Aspect |
React Native | React JS |
| Purpose | Used for building mobile applications (iOS and Android). | Used for building web applications. |
| Platform | Mobile-first framework that targets iOS and Android. | Runs on the web platform and is used for building web UIs |
| Rendering | Uses native components (e.g., View, Text, Image). | Uses standard HTML elements (e.g., div, span, img). |
| Styling | Uses StyleSheet for styling, similar to CSS but with some differences | Styles are written using CSS or CSS-in-JS solutions like styled-components |
| Components | Has its own set of components for mobile (e.g., ScrollView, FlatList). | Uses standard HTML tags and can integrate with UI libraries like Material UI or Bootstrap. |
| Navigation | Requires external libraries like React Navigation for navigation. | Relies on React Router for routing and navigation on the web. |
| Performance | Compiles to native code, offering near-native performance on mobile devices. | Runs in the browser and uses the virtual DOM for fast updates. |
| Development Tools | Tools like Expo and Android/iOS emulators are used for mobile app development. | Tools like Chrome DevTools and web browsers are used for debugging and development. |
| Code Reusability | Some code can be shared between platforms, but platform-specific code is often required. | Code is written once and runs on all web browsers. |
Listed below are some more beginner interview questions for React Native developers with 0-1 years of experience:
These questions are aimed at React Native engineers with 1-2 years of experience. Here are some examples:
Advanced React Native interview questions are asked when you are interviewing for a senior position or if you have more than 2 years of experience working on React Native projects.
Want to practice coding interview questions and answers for your upcoming tech interview? Visit the Problems page.
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A. React Native is an open-source UI software framework created by Meta Platforms, Inc. It is a popular JavaScript-based framework that allows you to build natively-rendered applications for Android, Android TV, iOS, macOS, tvOS, Web, Windows, and UWP by enabling developers to use React together with native platform capabilities.
A. According to Talent.com, the average compensation of React developers in the US is $120,000 per year. If you want to learn how to negotiate a salary package, talk to experts and recruiters from FAANG+ companies at Interview Kickstart to leverage your skills and up your negotiating power.
A. Yes! With over 31.3% of specialists using React Native worldwide, it is one of the most popular frameworks among FAANG+ companies. (Source: Stackoverflow)
A. The top companies using React Native are Facebook, Twitter, Instagram, Airbnb, Paypal, Netflix, and Uber, among others, so you can see why the framework is so much in demand these days. Here are some tips to crack the interview rounds like a pro.
A. Here are some soft and hard skills you must have to increase your chances of getting hired as a React Native Developer in a top tech company.
Hard Skills: JavaScript, native iOS and Android Development, basic React assumptions, debugging tools, performance optimization skills
Soft Skills: Communication skills, open-mindedness, curiosity, problem-solving approach, constructive criticism
Related Reads:Â
1. React Interview Questions for Experienced Developers
2. Top 30+ React Interview Questions and Answers
3. 7 Important Skills to Become a Successful Front-End Engineer
4. Top ReactJS Interview Questions and Answers
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