18 Mobile Developer Interview Questions With Example Answers

In iOS, ‘assign’ is used to create an orientation from one object to the other without raising the retain count of the source object. If there is a property that you know has no risk on initializing value, then set it to nonatomic can gain a bit of performance. A class type containing a group of related https://remotemode.net/ items under the same umbrella, but it is impossible to create an instance of it. Learn how to improve your interviewing technique with personalized feedback based on your interactions. Aspect delivers clear, detailed and custom AI summaries of every interview, capturing the nuances that matter.

A monthly roundup of software strategy, design, and development topics from our experts. Your developer should know how the process works and guide you along the way. If they do, it’s a solid indication that they know how to keep track of deliverables, use the tool to communicate with key stakeholders, and track the progress every step of the way. Besides the negative experience, there is the loss of LTV revenue of that potential customer.

What is your experience working on applications similar to the ones our company develops?

Here I focus on creating a basic version of the app with all its features in place. This allows me to test the usability of the app before moving into development. Andrei is an experienced full-stack web developer with almost a decade of experience how to become a mobile developer working with a large variety of technologies—over half of that working remotely. He is equally comfortable collaborating with a team of developers or flying solo. He has worked with satisfied clients from the US, Australia, Kuwait, and Russia.

Furthermore, it is important to gauge their ability to learn new coding languages as needed.What platforms are important for a Senior Mobile Developer (Android or iOS)? When interviewing a Senior Mobile Developer (Android or iOS), it is important to assess their experience and expertise in developing mobile applications for specific platforms. This can be done by asking questions about how they would approach developing an application for a given platform. Additionally, it is important to ask them to share examples of mobile applications that they have developed in the past. Furthermore, it is important to gauge their ability to learn new platforms as needed. A senior mobile developer is responsible for developing applications for mobile devices.

How would you describe your creative process when developing new apps?

The permissions mechanism can change between OS versions, so the developer has to be aware of that. For example, on Android below version 6.0 (Marshmallow), permissions were declared in AndroidManifest.xml, and users granted all of them during the app’s installation. They’re both relevant to making the app available (and user-friendly) in languages other than the default language. The native data storage solution for Android is SharedPreferences. This is intended to store small amounts of data, like user preferences or settings.

• The third is that mobile users expect a high level of polish and attention to detail from their apps.
• Get informed, was there a recent attack to a specific type of software?
• We’ll also provide tips on how to prepare for your interview and showcase your skills and experience.
• Before you start interviewing potential candidates who will build a mobile app you want to launch, take a look at our extensive list.
• As a result, you can adjust your answer to this interview question if you feel that the hiring manager would view another difference as more pertinent or relevant.
• This is because native mobile apps are able to access the native functions of the device on which they are running.

The answer to this interview question can head in different directions, though, since iOS developers may have their own preferences or unique skills that alter how they approach debugging. Here’s another SR iOS developer interview question that doesn’t technically have a right or wrong answer. Instead, your response should focus on your past experience and current skill set relating to the tools, platforms, frameworks, and other things you use as a senior developer. The ideal candidate will have extensive knowledge of mobile application development and stay abreast of developing trends.

Define Android Architecture?

Focusing on them could help you come across as a stronger candidate, increasing your odds of getting a job offer. At a minimum, you’ll want to discuss any time you used Git on the job when handling this interview question. As a result, by the time you hit the senior level, you should have some knowledge of it. As an example, in my last project, we encountered a critical bug in the app’s payment system, which caused a significant delay in the launch date. The team was under immense pressure to resolve the issue, and as the lead developer, I had to take a systematic approach to resolve the situation. After gathering all available data, I communicated with the team members responsible for the payment system module, and we collaborated to brainstorm possible solutions.

Developers must be aware that the device on which they are testing their app is just one of thousands of devices their users will use. They have to check how the app looks in smaller phones, bigger phones, tablets, etc., and adapt the layout to them. Under the hood, a hybrid app is actually a web page displayed in a web view, so it is usually written in JavaScript and HTML. The developer must foresee rejecting and provide a way to still use some of the app’s features, which can work without the rejected sensor or data.