Android
Articles on Android performance, Kotlin optimization, Gradle builds, and building responsive Android apps.
Android engineering articles 121–150 of 942
The Complete Guide to Offline-First Architecture in Android
Your Android app crashes when the WiFi drops. Your users' apps shouldn't. Offline-first architecture flips the script: the network becomes optional, not essential.
Building AI Agents In Kotlin Part 3: Under Observation
Denis Domanskii from JetBrains tackles a problem every AI agent developer faces: your agent works, but you can't see what it's doing. When debugging takes hours and costs are invisible, you're flying blind.
Strategic Guide to Migrating Legacy Android Apps from XML to Jetpack Compose
Getir's Android team learned the hard way: migrating millions of users from XML to Jetpack Compose isn't about rewriting screens. It's about avoiding the performance traps that come with mixing old and new.
RemoteCompose: Another Paradigm for Server-Driven UI in Jetpack Compose
Jaewoong Eum explores RemoteCompose, AndroidX's experimental framework that lets you update Android UI layouts without recompiling or redeploying your app. Ship UI changes in minutes instead of weeks.
Mobile App Release Challenges: Why Code Persistence Matters
Daniel Tome from Qantas reveals why mobile releases are fundamentally different: once your code ships to a user's phone, you've lost control of it forever.
The Ultimate Kotlin Multiplatform Watchlist
Ekaterina Petrova curated 10 KotlinConf talks that show how Duolingo, McDonald's, and StoneCo achieved massive scale with Kotlin Multiplatform. Skip the beginner mistakes and learn from teams already shipping t...
Core/Core-Impl Pattern: Build-Performance Superpower of DI & Gradle
Your modular Android app is building like a monolith. One shared :core module is killing your build times, even when you change a single private implementation detail.
Fully Optimized: Wrapping up Performance Spotlight Week
Ben Weiss and Sara Hamilton from Google wrap up Performance Spotlight Week with a roadmap to faster Android apps. Reddit cut ANR errors by 30% with one configuration change.
Behind the Global Launch: Decoding the Android Engineering Strategy for Our New App
Karthi from Mercari's Cross Border team reveals why they chose native Android over Flutter and React Native for their global marketplace launch. The decision wasn't about theory, it was about leveraging 10M+ do...
Android Engineering Strategy for Global App Launch
Karthi from Mercari's Android team reveals why they ditched cross-platform frameworks for their global marketplace launch. The decision wasn't about native vs. hybrid ideology, it was about leveraging 10M+ down...
Raising the bar on battery performance: excessive partial wake locks
Google Play is about to start penalizing apps that drain your users' batteries. Starting March 2026, excessive wake lock usage could get your app buried in search results or flagged with a warning label.
How Reddit used the R8 optimizer for high impact performance
Ben Weiss from Google shares how Reddit achieved 40% faster cold startup and boosted Play Store ratings in under 2 weeks. The secret? Finally enabling R8 optimizer's full potential.
Orchestrating our UI test suite with Maestro
Doist's Android team faced a brutal reality: their UI test suite was so flaky that only 50% of runs passed on the first try. PRs sat idle for hours waiting for reruns.
Android Developers Blog: Leveling Guide for your Performance Journey
Google's Android team just dropped a performance framework that meets you where you are. Whether you're a solo dev or leading a performance team, there's a clear path forward.
Going Universal: From a brownfield React Native and Next.js stack to one Expo app
Gunnar Torfi shares how a single developer maintained 40+ mobile screens AND a full web app by merging them into one universal codebase. No big rewrite required.
Deeper Performance Considerations
Ben Weiss, Breana Tate, and Jossi Wolf from Google just dropped a performance goldmine: Trello cut startup time by 25%, and Meta saw improvements up to 40%. All from one optimization technique most teams haven'...
Android VPAT journey
Slack's Android team tackled a VPAT accessibility audit and found critical gaps that affected screen reader users. Here's what they fixed and why it matters for your mobile app.
Modernizing ExoPlayer with Media3’s Compose UI
For years, video playback was the one piece of Android UI that refused to go fully declarative. That changed when Google shipped Media3's Compose UI module.
Cash Android Moves to Metro
Egor Andreevich just shipped a DI framework migration across 1,500 modules serving tens of millions of users. The build speed improvements? Nearly 60% faster incremental builds.
Use R8 To Shrink, Optimize, and Speed Up Apps
Ben Weiss from Google reveals the single most impactful, low-effort change you can make to Android app performance. Reddit saw 40% faster cold startup and Disney+ cut ANRs by 25% with one configuration tweak.
Android Developers Blog: Get your app on the fast track with Android Performance Spotlight Week!
Google is dedicating an entire week to helping Android developers ship faster apps. If performance has been on your backlog, this is your moment.
Improve your Android App Performance by 10X with Compose Stability
Your Jetpack Compose app might be recomposing 10X more than it needs to. The culprit? Stability.
Making Android WebView 2.5× Faster (And Proving It with Data)
Timur Borgalinov from Uzum Market turned Android WebView from a performance black hole into a predictable, measurable component. His team achieved 2.5× faster load times with data to prove it.
What's New in Flutter 3.38
Kevin Chisholm from Google's Flutter team just dropped Flutter 3.38, and it's packed with the kind of productivity wins developers have been asking for. Dot shorthands alone will save you countless lines of boi...
How Pinterest Cut Android Testing CI Build Times by 36%+
Pinterest's Android CI builds were bleeding 9 minutes per run because one slow test shard held everything hostage. Their fix? Stop counting tests and start counting seconds.
Reddit: Making Android Videos Super Fast
Reddit cut video loading time in half on Android. Here's how they did it with ExoPlayer optimization, player pooling, and smart prefetching strategies.
I achieved 0% ANR in my Android app. Spilling beans on how I did it - part 1.
After a year of relentless optimization, one Android dev achieved the impossible: 0% ANR rate in production. Here's how they did it.
5 Jetpack Compose Tricks That Simplify UI Logic
Anjuka Koralage from PickMe Engineering discovered that migrating to Jetpack Compose wasn't just about replacing XML layouts. It required a complete mental shift in how to think about UI architecture.
Scaling Mobile UI Testing with AI
Trendyol scaled from 4,869 to 10,400 UI tests in under a year — while keeping execution under one hour. Here's how AI became their test generation engine.
Android Clean Architecture: Understanding the Data Layer
Sean Coyle from ASOS breaks down the Data Layer in Android Clean Architecture—the unsung hero that keeps your networking, databases, and caching from bleeding into your business logic.