Discover 101 articles on Build Time in mobile performance
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Wealthfront's iOS team eliminated merge conflicts entirely and cut build times by breaking their 10-year-old monolith into modules. Here's how XcodeGen made it possible.
Liam Du built and shipped Wellspoken—an AI-powered articulation coach—to both iOS and Android in one week. Zero Xcode. Zero Android Studio. Just Expo.
Márton Braun from JetBrains drops a critical update: Android Gradle Plugin 9.0 just landed with breaking changes that will affect every Kotlin Android project. Time to update your build configs.
Mike Grabowski from Callstack shows how React Native developers can finally use Swift Package Manager alongside CocoaPods. The catch? Your entire iOS project needs dynamic frameworks.
Your modular Android app is building like a monolith. One shared :core module is killing your build times, even when you change a single private implementation detail.
Egor Andreevich just shipped a DI framework migration across 1,500 modules serving tens of millions of users. The build speed improvements? Nearly 60% faster incremental builds.
Pinterest's Android CI builds were bleeding 9 minutes per run because one slow test shard held everything hostage. Their fix? Stop counting tests and start counting seconds.
Grab moved 250+ Mac minis from a US cloud to a Malaysian data center. The results? 40% faster builds and $2.4M saved.
Chamod Lakmal from PickMe reveals how switching annotation processors can cut Android build times in half. If you're still using KAPT, you're leaving serious performance gains on the table.
Asif Mujteba from Atlassian just revealed how they slashed React Native build times by 97%. If you've ever rage-quit while waiting for a rebuild after switching branches, this one's for you.
Ever spent hours debugging why your React Native Android app won't connect to Metro during development? You're not alone.
Frank Calise from Infinite Red tested Expo SDK 54 and found iOS builds dropping from 5:28 to 3:33. That's a 35% time savings without changing a single line of code.
Reddit's mobile team had zero professional CI experience. Then they cut build times in half and transformed developer happiness.
Your React Native CI builds are probably slower and more expensive than they need to be. Callstack just shared a practical caching strategy that could change that.
Ankit Sharma from slice reveals how his team reclaimed 167 hours of developer time annually by tackling Android build performance head-on. Their systematic approach turned a productivity blocker into a competit...
Maxwell Elliott and Connor Wybranowski from Tinder turned what seemed like a 12-year project into a 6-month sprint. Their secret? Letting the compiler do the heavy lifting instead of manually untangling 150,000...
Swift 6.1 just dropped with some seriously practical upgrades. If you've been wrestling with concurrency boilerplate or data-race safety warnings, this release is for you.
Tyler from Infinite Red tackles a question that trips up new React Native library authors: why can't native modules just bundle together like regular JavaScript dependencies?
Owen Voorhees from Apple just dropped a bombshell: the build engine that powers millions of App Store apps is now open source. This changes everything for Swift developers working across platforms.
Enes İğneci from Teknasyon Engineering breaks down why your Android app might be bloated, slow, and vulnerable. The fix? Two powerful code optimization tools most developers underutilize.