Release risk management
The App Store has no rollback. What would you build into the release process to limit the damage when a new version ships with a critical bug?
The App Store has no rollback. What would you build into the release process to limit the damage when a new version ships with a critical bug?
Use a phased release over 7 days to limit exposure while you watch the crash rate, pause it when it crosses your threshold, and send the hotfix through expedited review meanwhile. Before release, a TestFlight external beta filters it once more.
Build and distributionShort answerAdvanced
A shipped app has a critical bug and you can't wait for App Store review. Why did Apple…
#feature-flag
Build and distributionShort answerAdvanced
You're adding A/B experiments to the app. Where and how would you assign users? Describe…
#feature-flag
ArchitectureShort answerAdvanced
You need to improve the structure of a massive ViewController in a live UIKit order…
#feature-flag
Performance and debuggingShort answerExpert
You have a production bug that affects 0.1% of users and never reproduces in development…
#feature-flag