Discover 57 articles on Rewrite in mobile performance
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Shopify just completed a massive React Native migration of a decade-old app—and the results are stunning.
Kotlin Multiplatform (KMP) promises code sharing nirvana, but adoption remains surprisingly low. What's holding teams back?
Flutter or KMM? If you're building cross-platform mobile apps in 2024, this question is keeping a lot of engineering leaders up at night.
Caeser Bakabulindi from AirAsia reveals how a complete app rewrite slashed launch time by 35% and cut memory usage by 120MB. The secret? Jetpack Compose and a bold commitment to building a product, not just fea...
Etsy's Android listing screen had 4,000+ lines of code in a single file, single-digit test coverage, and 200 experiments running. Something had to give.
Delivery Hero tackled a tough problem: how do you let 15+ teams build features independently for the same mobile screen without chaos?
Peacock just ditched React Native for fully native iOS and Android. The performance gains? Significant.
Hootsuite's mobile team shipped a major product rewrite using Kotlin Multiplatform Mobile—sharing business logic across iOS and Android while keeping native UIs. Here's how they went from hackathon experiment t...
Cash App just open-sourced Redwood, their answer to the multiplatform UI problem. Unlike other solutions, it renders with native UI toolkits instead of recreating them.
Jyoti Sheoran from Getir shares how her team successfully migrated their multi-module MVVM Android app from XML to Jetpack Compose without breaking production. The secret? Their decoupled architecture made grad...
Joojo Dadzebo Amoquandoh Dontoh from AirAsia reveals how a simple heart icon became a complex engineering challenge. Building a favorites feature across multiple lines of business meant solving data synchroniza...
Meta's Facebook iOS app went from a 30-second launch time disaster to one of the most sophisticated mobile architectures in the world. Here's how they did it over 10 years.
Mauricio de Meirelles from Shopify reveals how they're migrating a 300-screen app to React Native without a full rewrite. The approach they chose might surprise you.
Andrea Scuderi from Just Eat reveals how his team tackled a 19,602-line legacy iOS module without a risky big-bang rewrite. Their 9-phase restructuring approach cut code by 23% while maintaining stability.
Meta just migrated 10+ million lines of Android code from Java to Kotlin across Facebook, Instagram, and Messenger. Here's how they automated the impossible.
Medium's iOS team ditched their monolith for Swift packages and SwiftUI. A year later, they're shipping features faster than ever.
Etsy was getting 1,000 Out of Memory crashes per day on Android. The culprit? A navigation architecture from 2012 that couldn't handle modern browsing behavior.
Dropbox rewrote their Android camera uploads feature from scratch. It took 2 engineers 2 full years, but first-time uploads now finish 4x faster.
Sam Moore from Betterment shares how his team rewrote 85% of their mobile app in just over a year without disrupting users. The secret? A methodical approach to adopting Flutter that prioritized team buy-in ove...
Snap rewrote their entire messaging system in C++ to solve a problem that plagues most mobile teams: platform inconsistency causing bugs and doubled engineering effort.