How To Prepare for Big Tech Interviews as an iOS Engineer

For most mobile engineers, interviews at big tech companies come with a mix of excitement and dread. Everyone’s heard the stories — whiteboard puzzles, rapid-fire questions, endless loops. It can sound like an endurance test designed to break you.

But once you strip away the mystique, the process is predictable. It rewards structure, communication and a calm approach to problem-solving. You don’t need to be a genius — you need to prepare with purpose.

This is a practical guide for iOS engineers who want to know what to expect and how…