Explore 681 articles on iOS performance
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Swiggy's iOS team cut build times by 21% and saved developers hours of waiting. Here's their battle-tested playbook.
Vincent Berihuete from Revolut reveals how they ditched traditional iOS navigation patterns for something far more powerful. Forget Coordinators—this is about building a custom navigation engine that eliminates...
Uber built a web app that loads in 3 seconds on 2G networks. Here's how they made it smaller than a typical image file.
Grab's engineering team discovered their Go apps were mysteriously throttling at 1.94 CPU cores but flying at 2 cores. The culprit? A sneaky interaction between Kubernetes VPA and GOMAXPROCS.
Gojek runs 15,000+ VMs across 250+ GCP projects serving millions of customers. How do they manage infrastructure at this scale without chaos?
Zoltan Lippai from DoorDash cracked a problem that stumped early SwiftUI adopters: how do you programmatically scroll when Apple didn't give you the tools? His team built their own solution for iOS 13.
Klarna's team removed their caching layer and saw a 25% performance boost. Wait, what?
Swiggy was drowning in analytics chaos. Thousands of events per session, scattered specs across docs, and manual verification eating up engineering time.
Johnson Li from Coupang reveals how migrating from Mac minis to AWS EC2 transformed their mobile CI/CD pipeline. Their team was drowning in 3,000+ daily builds with 1-hour wait times.
Swift just got a massive upgrade. Feli Bernutz, Matthaus Woolard, and Natalia Panferova break down the Swift 5.6 and 5.7 releases that are reshaping how iOS teams write concurrent, type-safe code.
Tinder was manually creating 40+ localized Lottie animations for every campaign. Their solution? A clever architecture that reduced it to just one.
Very Good Ventures shows how to build a production-ready Flutter app with Supabase that achieves 100% test coverage. This isn't your typical Firebase clone tutorial.
Robinhood eliminated 30% of ALL iOS crashes by refactoring a single screen. That screen drove 30% of their revenue at the time.
Ting Becker and Paul Hudson curated the best property wrapper resources from the Swift community. If you're still writing boilerplate code in Swift, you're missing out on one of the language's most powerful fea...
Swiggy's iOS team was watching Xcode compile for minutes after single-line changes. They cut that time by 75%.
Mercado Libre's mobile apps serve 4.5 billion active devices. A Galaxy A10 might take 5 seconds to load a screen—or just 1.67 seconds, depending on conditions.
Alvin Matthew Pratama from Tokopedia tackles a deceptively complex problem: validating social media URLs when each platform has wildly different URL structures. Regex alone won't cut it.
LazyPay was serving unoptimized images directly from S3, killing app performance and burning bandwidth. Their migration to Cloudinary cut image sizes by 70%.
Robinhood was taking weeks and multiple engineers just to make simple UI changes. Their solution? Server-Driven UI that lets them ship to all platforms without app releases.
Uber rewrote their Android rider app in 2016 and made an architectural choice that most Android teams avoid: deeply nested dependency injection scopes.