android - GrindLoop: Android & iOS Interview Prep

The Behavioral Round Has a New Question, and It Isn’t About Whether You Use AI

September 27, 2026 by Sara

Close-up of a code editor with an AI assistant menu for debugging, the kind of AI-assisted work a behavioral interview AI question asks about

The behavioral interview AI question asks how you decide what to delegate, what you check and when you override the model. Here’s one full Android answer and why it works.

Why Fast Scrolling Duplicates Items in Your Paginated List

September 27, 2026 by Arsam

Close-up of code on a laptop screen, illustrating an Android pagination race condition bug

An Android pagination race condition duplicates list items when two scroll-triggered page loads overlap. Here’s the two-bug reason, the fix, and the interview answer.

Got an Exploding Offer While Your Other Android Loops Are Still Running?

September 27, 2026September 27, 2026 by Hass

Candidate marking an exploding offer deadline on a desk calendar while other interview loops are still running

An exploding offer usually lands while slower loops are still at the committee or team-matching stage. How to buy time, what to tell the other companies, and how to sequence loops so it doesn’t happen again.

Why Wrapping a Suspend Function in withContext(Dispatchers.IO) Is Usually a Mistake

September 27, 2026September 26, 2026 by Arsam

Rows of colored thread spools, representing Kotlin coroutine dispatchers and threads in a withContext(Dispatchers.IO) call

Kotlin’s suspend functions carry an implicit promise. A main-safe suspend function takes care of its own threading, no matter who calls it. In real codebases, callers break that promise constantly. A common defensive habit is wrapping every call that might touch disk or network in withContext(Dispatchers.IO). Developers do it even when the function being called … Read more

Stuck in Team Matching After Passing the Android Loop? The Hiring Manager Call Has a Clock, Not a Rubric

September 26, 2026 by Hass

Engineer on a video call with a hiring manager during team matching

Team matching sits between a passed interview loop and an offer, and a candidacy can expire there. How the stage works at Google and Meta, and how an Android engineer should run it.

Why Your Predictive Back Animation Gets Stuck When the Gesture Is Canceled

September 27, 2026September 25, 2026 by Arsam

Hand holding an Android phone with a blank screen, illustrating a predictive back gesture animation in Jetpack Compose

The predictive back gesture is no longer optional. For apps targeting Android 16 (API level 36), predictive back system animations are enabled by default. Since August 31, 2026, Google Play requires new apps and app updates to target API level 36. So any app still shipping updates is affected. If your app has a custom … Read more

The Behavioral Round Has a New Question, and It Isn’t About Whether You Use AI

Got an Exploding Offer While Your Other Android Loops Are Still Running?

Why Wrapping a Suspend Function in withContext(Dispatchers.IO) Is Usually a Mistake

Stuck in Team Matching After Passing the Android Loop? The Hiring Manager Call Has a Clock, Not a Rubric

Why Your Predictive Back Animation Gets Stuck When the Gesture Is Canceled

The Android Recruiter Screen Question That Quietly Sets Your Level

Why Your Kotlin Data Class’s equals() Ignores the Parent Class

Why the Android Machine Coding Round Isn’t One Test, It’s Three

Why a Production Incident Is a Weak Answer to “Tell Me About a Time You Failed”