5 interview tips to help you hire a mobile app developer

Some of the other points of difference between iOS and Android app development include monetization methods, app distribution channels, and the greater variability in screen sizes of Android devices. You could take a similar approach when hiring an iOS mobile developer by combining TestGorilla’s Clean Code test with a handful of iOS developer tests, a motivation or critical thinking test, and a personality test. Additionally, I integrated JSON Web Tokens (JWT) to securely transmit user information between the client and server, ensuring data integrity and confidentiality.

mobile developer interview questions

One final thing you should question an Android developer about is their practical experience with Android Studio. An exclusive development environment used to create Android apps, it’s something your perfect hire should be familiar with to hit the ground running. A potential employer may want to know how a Mobile Application Developer tests their mobile application in order to gauge their level of experience and expertise. It is important for a Mobile Application Developer to be able to test their mobile application thoroughly in order to ensure that it is functioning correctly and is free of any bugs or glitches. Our interview questions and answers do not represent any organization, school, or company on our site.

Q50: What is the difference between the @Override and @Deprecated annotations in Android?

CollectiveRay is a website that helps companies who use their website as a primary channel for the success of their business. We help by creating actionable posts, guides and reviews around WordPress, web design, hosting and other online software platforms. When you ask this question, the candidate must demonstrate an understanding of the complete life-cycle of the development of an app, rather than just the immediate requirements. If your app will be free for the first little while, then your developer should have an understanding of mobile advertising networks.

  • Others are drawn to the potential of creating new and innovative ways to use mobile technology.
  • Developers will normally showcase their practical experience in a GitHub account, portfolio or they’ll be able to show you their app in the Play or App store.
  • There are many reasons why someone might pursue a career in mobile development.
  • For security reasons, a browser is sandboxed (or limited in terms of functional access).
  • By asking for an example, they’re looking to confirm that you’ve practically implemented MVC in your projects and can translate the concept into real-world applications.

Most developers use project management programs to list task, mark them when they’re completed, and send out progress notifications. Basecamp, Jira and Asana are examples of project management programs that are widely used today. Your developer needs to have an understanding of such implications and be able to demonstrate an understanding oh what issues might arise and what steps can be taken to mitigate them. An experienced developer may still be capable of learning the functionality building you need; speak with them one-on-one to learn more. The following video is a great watch for understanding how to hire great developers.

Ask Meaningful Questions

Interviewers ask this question to assess your experience and familiarity with the app publishing process, which is a critical part of mobile app development. It demonstrates your ability to follow platform-specific guidelines, handle the submission process, and ensure that the app meets the quality and compliance standards required by both Apple and Google. This knowledge is essential for a mobile developer, as it directly impacts the app’s success and visibility on the respective app stores. Accessibility is a vital aspect of mobile app development, as it ensures that all users, regardless of their abilities, can enjoy and benefit from your product. It is important for interviewers to ask this question because it allows them to get a better understanding of your thought process when it comes to app development.

  • It enables you to create flexible code that can accommodate users in other parts of the world.
  • A mobile app is a standalone application that is downloaded and installed on a user’s device.
  • Fill out all required metadata, such as app description, keywords, screenshots, and pricing information.
  • Both have clear design guidelines that specify development best practices.
  • This can help the interviewer understand if the developer is a good fit for the position and the company.
  • The interviewer is trying to determine what kind of mobile developer the candidate is.
  • A further consideration you’ll need to make is their knowledge of UX, and whether they can provide your audience with the right user experience.

A deep understanding of platform differences is essential for mobile developers. By asking this question, interviewers want to gauge your technical knowledge, experience, and adaptability in developing apps for both popular platforms, iOS and Android. Responsive design is a key element in today’s digital landscape, and interviewers want to know your understanding of its importance in mobile https://remotemode.net/become-a-mobile-developer/ app development. The concept involves creating user interfaces that adapt to various screen sizes, devices, and orientations, providing an optimal viewing and interaction experience. Demonstrating your knowledge of responsive design shows that you are up to date with current trends and committed to delivering user-friendly, accessible apps that cater to a wide range of users and devices.

What security measures have you put in place to protect user data?

However, if they have zero practical experience with Apple’s AR Kit or ARCore, ask them to describe an occasion where they’ve been in a similar situation. A further consideration you’ll need to make is their knowledge of UX, and whether they can provide your audience with the right user experience. Putting together the means to test a developer’s know-how couldn’t be easier. Your business can create tests based on your application or bugs you’ve encountered, and ask the candidate to put together a positive solution.

This question also reveals your adaptability and willingness to learn new technologies, which are essential traits for a mobile developer. There are a few reasons why an interviewer might ask this question to a mobile developer. First, it shows that the interviewer is interested in the developer’s opinion on the mobile https://remotemode.net/ app development process. This can give the interviewer insight into the developer’s thought process and how they approach problem solving. Additionally, the question allows the interviewer to gauge the developer’s understanding of the mobile app development landscape and their ability to identify key success factors.

For example, an app might need to display data in a different format, prices, or numbers with the correct decimal or thousands separators, or even handling whether text is written right-to-left or left-to-right. One of the main benefits of APIs is that they standardize software interaction. They are often used to create third-party integrations, such as with payment gateways or social media platforms. They’re backed by various security features and authorization mechanisms to prevent unauthorized use. IOS developers mainly rely on Swift and Objective-C for app development. Most Android developers use Kotlin, and Java remains a popular option, too.

  • The MVC design pattern is a cornerstone of modern software development, and interviewers want to gauge your understanding of this concept.
  • Additionally, I ensure that UI elements are responsive by offloading computationally intensive tasks onto background threads, preventing the main thread from being blocked.
  • Even though it may seem like you have already asked enough questions, you’ll do no harm by asking more.
  • First, they want to know what kind of challenges you faced during the development process.

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