Android
Articles on Android performance, Kotlin optimization, Gradle builds, and building responsive Android apps.
Android engineering articles 331–360 of 942
Optimising the Swiggy Restaurant App
Swiggy's restaurant app was crashing under load. Their React Native app couldn't handle more than 100 orders on budget devices, and they needed to scale 10x.
Slashing Lead Times by 30%: The Impact of Using Explicit Types in JVM
alexxozo from Glovo's engineering team discovered that a single line of code change slashed their build time by 30%. The culprit? Java's type inference struggling with large Map definitions.
Leveraging Generative AI in Your Android Apps
Dave Burke, VP of Engineering at Google, just dropped the playbook for integrating Gemini AI into Android apps. If you've been waiting for the right moment to add generative AI to your mobile stack, this is it.
Evolution of Bid Notifications to Courier
Gojek was sending 97-99% of driver bid notifications successfully. They rewrote the system and hit 99.9%+.
Micro-Feature Architecture for Mobile
Delivery Hero tackled a tough problem: how do you let 15+ teams build features independently for the same mobile screen without chaos?
A New Foundation for AI on Android
Dave Burke from Google just dropped the blueprint for running foundation models directly on your Android device. No cloud required, no network dependency, just pure on-device AI.
Evolution of Translations Management for Android
Yaroslav T from Revolut reveals how managing translations for 6 apps across 330 modules and 33 languages evolved from a simple library to a custom Gradle plugin. The journey took 7 years and countless iteration...
Reddit Recap: State of Mobile Platforms Edition (2023)
Reddit's mobile team just dropped their brutally honest take on iOS vs Android development in 2023. Spoiler: neither platform makes it easy.
Performance monitoring in Mercari mobile apps
Mercari rewrote their entire mobile app and faced a nightmare scenario: millions of users reporting the new version felt slower than the old one.
Android Developers Blog: NordVPN boosted the speed of its login user flow by 60% using Baseline Profiles
NordVPN just made their Android app 60% faster in one critical flow. The fix? A performance feature most Android devs still aren't using.
How DoorDash Manages Mobile Releases
Manolo Sañudo from DoorDash reveals how their iOS team ships weekly releases without breaking things. Spoiler: it's not about having more QA people.
Distributed Job Scheduler: Zero to 20k Concurrent Jobs
Glance built a distributed job scheduler that went from zero to handling 20,000+ concurrent jobs. Here's how they did it with Redis and smart architecture.
Building Your Next Casual Game With Flutter
Zoey Fan from Google's Flutter team just dropped a major update to their Casual Games Toolkit—and it's packed with templates that could save you weeks of setup time. If you've been curious about Flutter for gam...
Optimising Scrolling Performance with Litho
Swiggy's Android team was hitting scroll performance walls with traditional RecyclerViews. Their solution? Facebook's Litho framework, which delivered massive performance gains.
Leveraging Flink to Detect User Sessions and Engage DoorDash Consumers with Real-Time Notifications
DoorDash was sending cart abandonment notifications to users who were still actively browsing. The result? Annoying customers and missing conversion opportunities.
Accelerate Your Android Development: Essential Tips to Minimize Gradle Build Time (Part II of II)
Rolgalan from Glovo's Mobile Platform team reveals how they slashed Android build times through hardware and JVM tuning. Most teams are leaving massive performance gains on the table by ignoring these fundament...
How Meta built Threads in 5 months
Meta shipped Threads to 100M users in 5 days. The timeline? Just 5 months from idea to launch.
Real-Time Analytics for Mobile App Crashes using Apache Pinot
Uber deploys 11,000 code changes weekly. How do they catch crashes before users notice? They built Healthline, powered by Apache Pinot.
The What, Why, and How of Mastering App Size
Spotify's mobile apps generated 930+ petabytes of network traffic in 2022, equivalent to 65,000 tons of CO2 emissions. Their solution? A comprehensive app size management system that's both environmentally cons...
Accelerate Your Android Development: Top Techniques to Reduce Gradle Build Time (Part I of II)
Rolgalan from Glovo cut Android build times by 75%—from 1 hour down to 15 minutes. Here's how they did it, and why most teams are leaving massive performance gains on the table.
GoTransit: Unifying Our Mobility Products with Public Transportation
Gojek discovered that 11 of their top destinations in Jakarta weren't restaurants or malls. They were train stations and bus hubs.
Scaling Glance Game Centre to Support 100 Million Daily Active Users
Glance Game Centre serves millions of daily users playing HTML5 games on their lock screens. Their leaderboard system hit a wall with a single-node MongoDB struggling under 1000 QPS.
Media on Swiggy's Mobile Apps
Swiggy's mobile apps serve millions of users across wildly different devices and network conditions. How do you deliver high-quality images and videos without killing performance or burning through bandwidth co...
From 30 Minutes Down to 10: Taming our Monolith's CI Build Times
Cash App's monolith CI builds were taking 30 minutes at p50. Developers were stuck waiting through multiple build cycles just to get a green merge.
Making Direct Messages Reliable and Fast
Instagram DMs handle millions of messages per second. How do they make every send feel instant, even when your network drops mid-tap?
Glance TV Optimization Part 1: Shrinking APK Size by 65%
Glance TV's engineering team faced a brutal challenge: their Android TV app was 20.6MB and eating 515MB of RAM. Here's how they fixed it.
Modularizing Our Driver App for Android: Benefits & Way Ahead (Part-3)
Gojek's driver app modularization cut CI build times by 33% and unlocked team-level productivity metrics. Here's what they learned from breaking up their monolith.
Making Swiggy's Order Tracking a Magical Experience
Swiggy discovered customers were anxiously checking their order tracking screen multiple times during the 20-45 minute delivery window. Their solution? Let users track orders while doing literally anything else...
Os Bastidores Android Dos Armazéns Do Mercado Livre
Victor Oliveira from Mercado Libre reveals how their warehouse management system went from drowning in duplicate code to shipping features without app updates. The secret? A bold architectural bet that changed ...
The Android Backstage of Mercado Libre Warehouses
Victor Oliveira from Mercado Libre reveals how they ditched traditional Android architecture to scale their warehouse operations across Latin America. The problem? Too many duplicate screens, too much boilerpla...