Explore 694 articles on iOS performance
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Grab's iOS team ditched Fastlane for custom bash scripts and built a Slackbot named Iris (reverse of Siri) to automate their entire build pipeline. Sometimes simpler really is better.
Archana Indran's team at Salesforce turned years of mobile debugging expertise into AI that investigates build failures like a senior engineer. Eight people now support 60+ repositories with less firefighting.
Antoine van der Lee explores a subtle Swift 6.4 change that eliminates a common source of boilerplate code. If you've ever written manual initializers just to hide private properties, this one's for you.
Kush Agrawal from Duolingo just shared how they generated 85,000 lines of iOS test code with almost zero manual effort. The bottleneck in software development has officially flipped: it's no longer writing code...
Antoine van der Lee breaks down Swift 6.4's concurrency updates so you don't have to parse through Evolution proposals yourself. These aren't just theoretical improvements: they solve real friction points in as...
Antoine van der Lee reverse-engineered Apple's official SwiftUI Agent Skill from Xcode 27 and found something surprising: it's laser-focused on performance, but leaves out huge chunks of everyday SwiftUI develo...
Joel Besada from Shopify reveals how they built a delightful confetti animation in React Native that runs at 60 FPS without blocking the JavaScript thread. The secret? Declarative animations that execute entire...
Hafsa Amanulla from PickMe reveals why your beautiful mobile UI means nothing if your APIs are broken. A delayed menu load or failed promo code isn't just annoying—it's a business killer.
Antoine van der Lee makes a bold claim: AI-generated Swift code might look fine, but Xcode Instruments reveals the hidden performance disasters lurking beneath. Even experienced developers are getting lazy abou...
Michael Thomsen from Google's Flutter team makes a bold claim: AI-driven development works better with a single codebase than platform-specific code. Here's why Flutter might be the secret weapon for agentic wo...
Creating App Store preview videos from physical iPhones has been a pain. QuickTime gives you square videos without bezels, and manually adding device frames is tedious.
Berkay Özdemir from Getir's Market Discovery Team cut category page load times from 8 seconds to 2 seconds. Then production traffic hit, and everything started crashing.
Antoine van der Lee just shipped a CLI that makes AI agents 19% faster at controlling Xcode Simulator while using 63% fewer tokens. If you're building with AI coding assistants, this changes the game.
Chamod Lakmal shares how discovering hundreds of weekend crashes on Monday morning pushed him to build an automated alert system. No more silent failures destroying your app's reputation while you're offline.
Antoine van der Lee uncovered a sneaky Swift Concurrency bug that was silently destroying his app's performance. The culprit? An innocent-looking Task that was secretly hopping on and off the main thread hundre...
Jenn Magder from Google's Flutter team just announced the end of an era: CocoaPods is out, Swift Package Manager is in. If you're building Flutter apps for iOS, this changes everything about your dependency man...
Antoine van der Lee tackles a subtle but powerful new Swift 6.2 feature that most developers will misuse. Task.immediate promises faster execution, but it can easily freeze your UI if you're not careful.
Emma Twersky from Flutter just dropped the biggest news for cross-platform developers: full-stack Dart is here. If you've been context-switching between languages for frontend and backend, this changes everythi...
Grab Engineering just turned a days-long iOS testing nightmare into a 10-minute workflow. Their AI-powered system records your app interactions and auto-generates complete UI tests, including mocks, feature fla...
Adrianna Chang from Shopify reveals how to write new Swift code in legacy Objective-C apps without rewriting everything. The secret? Strategic bridging patterns that let both languages coexist.