Mistakes to Avoid While Developing React Native Apps

Jitu Bhaskar
7 min readNov 19, 2020

When it comes to React Native app development services, there are more than 1.7k contributor’s all across the world that deal with the development process and life cycle of the application. React native has resolved various architectural issues for businesses along with improving their performance.

Even the React Native applications represent web-friendly solutions where the developers have no requirement to focus on iOS languages or native Android components. Undoubtedly it is one of the great frameworks for creating high-quality and scalable applications. But to make the most out of this framework, and to reap its benefits to the fullest, it is important to remain aware of the common mistakes.

In most cases, these mistakes can hinder the performance and development of React Native applications and it can also affect its existence for a long time. Before initiating the mistakes while developing React Native mobile applications it is important to have a short understanding of the React Native framework and the reasons behind its enormous success. This post will help you understand the most common mistakes that you can avoid as a mobile app development company and in the long run, it will offer you time savvy and cost-savvy benefits.

A Glance At React Native Framework

Introduced by Facebook in 2015, React Native is an open-source mobile app development framework. Within 5 years, React Native has grown into a powerful framework reigning over all other cross-platform development frameworks.

React Native has proven to be a top favorite among the developer community. The possible reason behind the same is that it enables developers to craft an excellent quality application for Android as well as iOS platforms simultaneously. This framework has a hierarchy of JavaScript code and delivers the application with a native look and feel.

Some of the common benefits enjoyed by React Native app development companies are:-

  1. It uses JavaScript medium which is known by every developer inside and out
  2. React-native has a straightforward and easy installation process
  3. It has a live reload feature which makes it a popular choice among developers.
  4. Being a cross-platform framework, it allows developers to create applications that can be easily adapted across multiple platforms

Why is React Native Praised So Often?

React Native is a framework that is extensively used to create high performing mobile applications. Being an open-source platform allows the developers to easily create a different range of applications for cross-platform, web, and UWP. Along with creating such applications, it allows the developers to emphasize native applications as well. At present, it is a topmost platform that lets the developers integrate React components easily in their applications in the form of pieces of code.

React Native Features

There are various reasons for which it is much appreciated not only by the developers. Let us go through some of them.

1. Truly native

The mobile apps developed with react native framework easily establishes native-like capability on the platform. These applications can create HTML and JavaScript-based applications with the help of native application programming interfaces.

2. Easy to learn

One of the best things about this platform is that it comes with an easy to use and easy to learn the interface and it enables the companies to generate maximum revenue in a short period. Even the app developers can understand the efficient IDEs for React Native platforms and get an idea about mobile app development.

3. Vibrant platform

React native has multiple advantages, especially for the complex cross-platform development solutions. Its vibrant nature encourages the developers to focus on developing testable functions for altering the application state.

The aforementioned points lead to the gist to get an in-depth understanding of React Native and the mistakes to avoid while developing applications using this framework. Let us explore more.

Top Mistakes to Avoid while Developing React Native Apps

Now that you have a deep understanding of what exactly is React Native and the utility of its components, let us explore the mistakes that React Native developers or professionals are prone to make. These mistakes might have serious consequences for any app development company and you must consider avoiding all of them at any cost.

1. Inadequate image optimization

Once you hire React Native developer, paying attention to image optimization is necessary. Bad image optimization can result in degraded performance of the application. Image optimization has the potential to influence application size and it can also make the solution lightweight. It is a crucial part of app development and you must definitely include this in the ‘list to avoid poor performance’.

2. Console.log statement

Most often React Native developers leave the console.log statement unattended. There is no doubt that this is a savior for the react native developers and it enables them to detect the errors and bugs easily in the application. Developers can also get insights about the issues in their line of code and understand the reason behind application performance failure. While developing the react native application it is important to keep in mind to consider the statement once and eliminate it from the React Native application once debugging is performed.

3. Passing additional parameters and binding

Have you ever given a thought to binding in an application rendering method? This generates a new method every time instead of taking up the former one. Usually, amateur mobile app development companies forget this issue while dealing with multiple callbacks. However, it can be solved with the binding method handle- WatchList () in the constructor or property initializer syntax.

4. Existing components

Any Xamarin, Flutter, or react-native developer is aware of pre-built elements (footers, texts, etc) importance. So, it is important to remain well-conservant to make sure that the react-native libraries are properly integrated into the applications. The pre-existing libraries can be an amazing addition to your application but it will not align well with the unique layout of your application design.

5. Redux feature

Redux mutate state is another common mistake that React Native developers might make while developing the solution. In React Native framework, State Store and View are closely linked together to deliver enhanced app performance but it comes with a set state function that compares any new element with the former state. The data stored in any state is only rendered as per the current state. This is an important concept in react native app development services, and need to take it seriously. React Native applications often forget to merge the previous state with the new state.

6. False estimates

One of the most common issues while creating native applications is the false estimation of its components and errors. Hence it is important to estimate the layout for IOS and Android applications separately. Various similar components can be used in the process but the design of the application might differ. The developers must check application endpoints as per the front end and back end development and its logic must be handled accurately.

7. App code practice

Another addition to the react native app development mistakes is the improper use of its major practices. When react-native practices are deployed correctly then it can influence the whole app development life cycle to a greater extent. However, a single error in their implementation can degrade your application. When the developers implement many changes all at once, this is the most common mistake they perform. The best way is to plan every step of your app development before coding and consider practicing the best attributes.

8. External app modules

The React Native app developers and companies are required to manage the external application modules while developing the app. It is important to verify the code of this module along with using the external quotes that are obvious in react native development mistakes. It occurs due to a lack of knowledge or expertise and it results in hampering the performance of your application along with its development life cycle. The developers must keep in mind to authenticate and verify the external module before wrapping up the react native project.

9. Unit tests

While developing the React Native mobile app, it is expected from the React Native developers to remain attentive. It is equally important to conduct unit tests of the application to ensure that its individual segments can run independently without any error. It is one of the major react-native app development mistakes that must be eliminated at any cost. To check every aspect of your application it is important to write the unit tests and run the same.

10. Project structure

Developing a well-versed project structure has the potential to speak a lot about your react native application. However, wrong project structuring can have adverse effects on your application and it might get impossible for the react native developers to manage the project under complex structuring. The application structure of your project must align with the requirements and for the very same reason, you can divide the project into smaller parts. This will work brilliantly for your application without messing with its components.

The Bottom Line

These are a few major occurring mistakes, which most app developers look through while developing an app using React Native. While developing the React Native applications it is important for the developers to remain focused on the key aspects and project attributes.

Resolving these errors and not repeating them will not only help you save time but you can also create a high-performance application in a short span of time. So the next time you are all set to associate yourself with a good react native app development company, make sure to keep these common mistakes and avoid them at all costs.

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Jitu Bhaskar

Loves working with Startups and Entrepreneurs to create a better world. CEO & Blockchain Application Developer but a creator by heart.