Explore 891 articles on Android performance
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Facebook cut React Native Time to Interaction in half on low-end Android devices. The secret? They stopped trusting their testing tools and went straight to production data.
Marko Kevac from Bumble's Platform team benchmarked 6 associative array implementations to replace their aging Judy data structure. The winner? Not what you'd expect when memory matters.
Kateryna Sprynsian from Bumble's iOS team ditched traditional test cases for something faster. With weekly releases shipping multiple features, her team needed a testing approach that could actually keep up.
Francis Kam from Thumbtack reveals how they partnered with Google pre-launch to build one of the first Android Instant Apps. The results? Instant app messages now equal their full installed app.
Jeff Remer from Strava explains why their mobile app jumped from version 5.14 to 14.0 in just four months. Spoiler: it wasn't feature bloat.
Guillermo Orellana from Bumble's tech team walks through the real-world pain of integrating React Native into an existing Android app. Spoiler: the official docs won't save you.
Wahib-Ul-Haq from Freeletics opens the vault on the complete Android tech stack powering four production fitness apps. This is the kind of transparency engineering teams rarely share publicly.
RxJava 2 was a complete rewrite with breaking APIs. If you're still on version 1, here's what changed and why it matters.
Migrating from RxJava 1 to RxJava 2? The biggest gotcha isn't what you think—it's how you dispose of subscriptions.
Arkady Gamza from Bumble Tech tackles Android's notoriously complex Camera2 API by wrapping it in RxJava2 observables. The result? A reactive camera implementation that turns callback hell into elegant, readabl...
Martynas Jurkus from Vinted reveals how his team bet on Kotlin two years before Google officially backed it. The result? A complete transformation of their Android development workflow.
Zalando's engineering team faced a tricky challenge: how do you know if a user actually *saw* an item in a scrolling list, not just flew past it?
LinkedIn built their own crash reporting system instead of using third-party tools. Here's why that decision paid off.
Zhiyao Wang and the Airbnb team tackled a massive problem: their mobile inbox was loading like a 2001 webmail client. With 100k+ messages per hour, every tap meant a network request, killing UX on slow connecti...
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.
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.
React Native just killed ListView. The new list components solve memory leaks, stale rows, and ignored bugs that plagued mobile developers for years.