Showing 20 of 1554 articles (Page 72 of 78)
LinkedIn shipped a 75KB mobile experience that loaded in under 6 seconds on 100 Kbps connections. Six engineers built it in four months.
Twitch spent a week investigating React Native for their mobile apps. Here's what their Android team discovered about the framework's real-world viability.
Guillermo Orellana from Bumble's tech team tackles React Native's biggest question: Can you actually integrate complex native Android components without losing your mind?
Shopify slashed their mobile CI deploy times from 2.5 hours to 15 minutes. Here's how they built a system that scales horizontally without breaking a sweat.
Zalando's iOS team was bleeding 12 minutes per build. That's not just annoying, it's expensive.
Rajdeep Varma from Badoo cracked a problem that's plagued Android test automation for years. His solution lets Calabash test anything on the device, not just your app's UI.
Rajdeep Varma from Badoo cracked a problem that's plagued mobile test automation for years: Calabash could only test what's inside your app, while Appium couldn't use backdoor methods. His solution? Merge the b...
Callstack tackles one of React Native's most frustrating Android UX challenges: making the navigation drawer and status bar play nicely together. Spoiler: the default behavior is broken.
Lou Franco from Atlassian admits he spent decades writing plural-unfriendly strings because Brian Kernighan tricked him. Now, scaling Trello to 21 languages forced him to confront a hard truth: English pluraliz...
React Native just killed ListView. The new list components solve memory leaks, stale rows, and ignored bugs that plagued mobile developers for years.
Remember when setting up React Native meant wrestling with Xcode and Android Studio for hours? Facebook and Expo just changed that.
Twitter open sourced their iOS image pipeline after hitting a breaking point: 2GB caches, corrupted images, and no way to clear data when users logged out. Here's how they rebuilt it from scratch.
Uber scaled from a dozen iOS engineers to hundreds in just a few years. Their tooling nearly collapsed under the weight.
UberEats needed a Restaurant Dashboard for 3-party logistics. Their web app couldn't cut it, so they bet on React Native before it was proven at scale.
Dima Voronkevych from Bumble's Android team reveals how a simple Handler.postDelayed() call created 7 Activity instances in memory when only 1 should exist. The garbage collector couldn't save them.
Dima Voronkevych from Bumble's Android team reveals how a simple postDelayed() call can silently keep 7 Activity instances alive in memory. Even with garbage collection, your app might be one rotation away from...
The Badoo iOS team learned the hard way: adopting Swift in 2015 meant navigating undocumented code signing nightmares that crashed enterprise apps at runtime. Here's what broke and how they fixed it.
Your React Native animations are probably running on the wrong thread. Here's how one config flag can eliminate frame drops when JavaScript gets blocked.
Alexander Khozya from Bumble's mobile QA team shares battle-tested strategies that caught critical bugs before millions of users did. His team's approach to testing saved them from costly re-submissions and use...
Rajdeep Varma from Badoo (now Bumble) tackled a problem that sounds impossible: running Android device tests inside Docker on macOS when Docker can't even see USB devices. The workaround? Brilliantly hacky.