Explore 715 articles on iOS performance
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Alexander Kulabukhov from Bumble reveals how his team scaled from a monolithic iOS app to 110+ modules across Badoo and Bumble. The journey wasn't just about splitting code—it was about building a sustainable p...
Cash App open sourced a tool that solves one of iOS debugging's most frustrating problems: crashes that you can't reproduce locally.
Oleg Tsibulevskiy from Just Eat Takeaway breaks down why choosing the wrong data structure could be killing your iOS app's performance. Spoiler: Arrays aren't always the answer.
React Native 0.64 just brought Hermes to iOS, and it's a game-changer for app performance. The team is finally closing the gap between Android and iOS optimization.
Pinterest sends 1 million CI build events to Honeycomb daily. Here's how they turned that data into a competitive advantage for mobile development.
Walmart's engineering team reveals how observability tracing transformed their CI/CD pipeline reliability. The secret? Treating data requests like package tracking.
David Phan from DoorDash reveals how they rebuilt two distinctly branded iOS apps from a single codebase after acquiring Caviar. The result? 90% shared code with completely different user experiences.
Keith Smiley from Lyft just announced something that could change how we all build mobile apps. Instead of every company rebuilding the same infrastructure in silos, major tech players are finally collaborating...
Uber's iOS app was bleeding users: every time it crossed Apple's download limit, they lost 10% of installations and 20% of first-time bookings.
Israel Abramov from Just Eat Takeaway tested 10 JSON serialization libraries across 8 scenarios. The results? Your default serializer might be costing you serious performance.
Gary Tokman shows how to build Tinder's signature swipe animation in SwiftUI—and it takes less than 10 minutes. No complex gesture handling, no hours of UIKit code, just declarative SwiftUI magic.
Pinterest's Engineering Productivity team slashed CI build times by over 50% in one week. Here's the architecture that made it possible.
Sid Rathi from Expedia Group debugged a production nightmare: KStream apps dying in an endless OOM loop. The culprit? A single unclosed iterator eating native memory.
Samuel Edwin from Tokopedia reveals how his iOS team achieved a 10x build time reduction while shipping features that got them featured on the App Store. Despite 2020's challenges, they transformed their entire...
Snap's engineering team obsesses over one metric: Time to Camera Ready. Miss the bear crossing the street because your app was too slow? That's exactly the problem they're solving.
Williams Perdana from Blibli.com uses a CEO analogy to explain one of Swift's most powerful patterns. Just like a CEO delegates to department heads, your code can delegate responsibilities to keep things clean ...
Jingwei Hao from Lyft reveals how real-time stats APIs caught a production crash spike at 9:55am, enabling engineers to ship a hotfix before most users even noticed the problem.
Jay Ang and Beemo Lee from Carousell's iOS team shipped their first iOS 14 widget in 2020. Their biggest challenge? Two singleton instances fighting each other across app targets.
Cory Benfield from Apple's Cloud Services team just open-sourced SwiftNIO SSH, bringing programmatic SSH capabilities to Swift. Think libssh2, not openssh: this isn't a ready-made client, it's the building bloc...
Oleg Tsibulevskiy from Just Eat Takeaway shows how to build one of iOS's most popular UI effects with surprisingly little code. The stretchable header that zooms and stretches as users scroll? It's easier than ...