Skip to contentSkip to footer

Mobile Developer Ios Interview Questions

Salaries
Interviews

2,733 mobile developer ios interview questions shared by candidates

Design an algorithm where you can detect a winning Tic-Tac-Toe game. Note: I heard anecdotally that their approach might instead focus on some card game (e.g. Poker or Blackjack or whatever), so be ready for shenanigans like this.
avatar

Mobile Software Engineer

Interviewed at Lookout

3.1★
May 22, 2013

Design an algorithm where you can detect a winning Tic-Tac-Toe game. Note: I heard anecdotally that their approach might instead focus on some card game (e.g. Poker or Blackjack or whatever), so be ready for shenanigans like this.

They asked a lot of questions about testing, CI and CD. asked a bit about tableViews/collectionViews and how they load and reuse cells. questions about singleton, caching, Realm database (cause I mentioned it earlier). About design patterns in code. about MVC and MVVM. About automation of the release to the App store. And generally all concepts of swift and iOS development.
avatar

Mobile Developer

Interviewed at Atlassian

3.1★
Aug 6, 2020

They asked a lot of questions about testing, CI and CD. asked a bit about tableViews/collectionViews and how they load and reuse cells. questions about singleton, caching, Realm database (cause I mentioned it earlier). About design patterns in code. about MVC and MVVM. About automation of the release to the App store. And generally all concepts of swift and iOS development.

Technical Coding Test Question: Given a string as input, check if it is a palindrome. (A palindrome is a sequence of characters which reads the same backward or forward. e.g., “abccba” - Palindrome “aabbcc” - Not a palindrome)
avatar

Mobile Developer

Interviewed at Barclays

4★
Jun 23, 2015

Technical Coding Test Question: Given a string as input, check if it is a palindrome. (A palindrome is a sequence of characters which reads the same backward or forward. e.g., “abccba” - Palindrome “aabbcc” - Not a palindrome)

Sure. That’s what’s the training for. We will teach you how to build applications before advertising you on the market. Now how do you feel about adding more experience to your CV to meet 5 years of required experience?
avatar

Android Mobile Developer

Interviewed at The App Experts (UK)

3.1★
Dec 1, 2021

Sure. That’s what’s the training for. We will teach you how to build applications before advertising you on the market. Now how do you feel about adding more experience to your CV to meet 5 years of required experience?

Here's some broken code, describe what's wrong with it: NSMutableArray * objects; // .... fills out objects with ReadyForDeletionObject objects for (uint i=0; i<[objects count]; i++) { ReadyForDeletionObject * object = [objects objectAtIndex: i]; if (object.shouldBeRemoved) { [objects removeObjectAtIndex: i]; } }
avatar

Mobile Software Engineer

Interviewed at GREE International Entertainment

2.8★
Oct 31, 2012

Here's some broken code, describe what's wrong with it: NSMutableArray * objects; // .... fills out objects with ReadyForDeletionObject objects for (uint i=0; i<[objects count]; i++) { ReadyForDeletionObject * object = [objects objectAtIndex: i]; if (object.shouldBeRemoved) { [objects removeObjectAtIndex: i]; } }

Viewing 31 - 40 interview questions

Glassdoor has 2,733 interview questions and reports from Mobile developer ios interviews. Prepare for your interview. Get hired. Love your job.