Explore 694 articles on iOS performance
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Lyft's iOS tests were spending 93% of their time on steps that had nothing to do with what they were actually testing. Sound familiar?
Pinterest's API team just freed up 4.5GB of memory per host with a clever database swap. The result? Fewer servers, happier users, and a masterclass in optimization.
Indragie Karunaratne from Sentry reveals how they built a production-ready iOS profiler that runs on millions of real user devices. Most profilers only work locally, but this one collects real-world performance...
Amorn Apichattanakul from KBTG shows Flutter developers how to tap into iOS's Dynamic Island feature. Yes, you can build Live Activities in Flutter apps—here's the bridge you need.
Your app crashes in production and you have no idea why. Callstack breaks down the monitoring strategies that catch issues before your users do.
Asukhija from Expedia Group shows how two simple keywords can eliminate callback hell in Swift. If you've ever drowned in nested closures, this is your lifeline.
Swiggy's Android team faced a UX dilemma: auto-reading OTPs felt magical to some users, creepy to others. How do you balance convenience with transparency?
JP Simard from Lyft reveals how they replaced URLSession and OkHttp across all their mobile apps with a single networking library—and the results weren't what anyone expected.
Zomato's iOS team was stuck waiting 80 seconds for every incremental build. That's developer productivity bleeding out in real-time.
DoorDash just proved SwiftUI is enterprise-ready. Their secret? Don't start with a rewrite.
Jerry Marino and Square are bringing the Bazel iOS community together for the first time. If you're building iOS at scale, this conference agenda reveals where the ecosystem is heading.
iFood's iOS team built a checkout system that handles 25+ feature plugins without turning into spaghetti code. Here's how they architected a platform that lets multiple teams ship independently.
Instawork runs over 1 million tests daily in their CI pipeline. Here's how they made unit testing a core engineering practice, not an afterthought.
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?