Showing 20 of 1581 articles (Page 74 of 80)
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.
Edward Dale from Freeletics shows how a simple peak detection algorithm can count pushup reps on Android Wear with surprising accuracy. The secret? Freeletics-style pushups include a hand lift that creates a pe...
Instagram stayed single-dex on Android while integrating React Native. Martin Bigio and the Core Client team reveal how they pulled it off without bloating their app.
Callstack explores an unexpected React Native target: Amazon Fire TV Stick. Turns out your mobile codebase might already be 80% ready for the living room.
Twitch discovered that Google Play's staged rollouts create biased user groups, breaking standard A/B testing assumptions. Here's how they adapted.
Klarna Engineering found that developers' optimism about their own code creates predictable load testing blind spots. Here are the four mistakes that keep biting teams before Black Friday.
Mike Chudziak tackles a problem every React Native team faces: codebases that work but don't scale. His 2017 guide remains surprisingly relevant for teams struggling with code quality as projects grow.
Bohdan Orlov from Bumble reveals why iOS location tracking is way harder than most PMs think. Spoiler: you can't just set a timer and call it a day.
React Native upgrades used to be a nightmare of merge conflicts and lost changes. The React Native team just changed that with a clever Git-based solution.
Marc Prengemann from mobile.de faced 30,000+ Checkstyle violations in their Android codebase. Instead of grinding to a halt, his team found a smarter way forward.
Eli Hart from Airbnb reveals how they eliminated RecyclerView boilerplate while building complex screens with 8+ view types. Their solution handles diffing, animations, and state management automatically.
Uber completely rewrote their rider app from scratch. Here's why they threw away years of code and started over.
Callstack explores how Apollo Client transforms React Native app performance when working with GraphQL APIs. This 2016 piece laid groundwork that's still relevant for mobile teams today.
Etsy built Crashcan, their own mobile crash analytics layer on top of a third-party provider. Why not just use the vendor's dashboard?