Flutter Forward: Crafting Type-Safe Native Interfaces with Pigeon
Mercari uses Pigeon for tight, safe Flutter-to-native connections.
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Boosting App Performance: Strategies to Optimize Network Requests
Coinbase fine-tunes network calls to make their app feel snappier for users.
How we think about Threads’ iOS performance
Meta fine-tunes Threads on iOS to keep it fast and frustration-free.
Translating Java to Kotlin at Scale
Meta shifted their giant Android codebase from Java to Kotlin over years.
How we sped up Android and iOS builds by 68% on CI
We made our engineers happier by cutting build times down from 50 minutes to 16.
Learnings About Swift Testing
Mercari shares what they learned adopting Swift Testing for iOS.
Reddit Improved App Startup Speed Using Baseline Profiles & R8
Details how Reddit optimized app startup times using Baseline Profiles and R8 for better performance on Android.
Integrating Extensions into Large-Scale iOS apps
Today, when you open Apple Maps and choose a destination, you are able to see a list of available Lyft offers, seamlessly routing you to the Lyft app to book your next ride.
Debugging in the Wild: Unleashing the Power of Remote Tooling
We all strive to build flawless apps, but let's face it - bugs happen. And sometimes, those pesky bugs are elusive, only showing up in the unpredictable chaos of production.
How Pinterest Leverages Honeycomb to Enhance CI Observability and Improve CI Build Stability
At Pinterest, our mobile infrastructure is core to delivering a high-quality experience for our users. In this blog, I’ll showcase how the Pinterest Mobile Builds team is leveraging Honeycomb.
Why is there so much obsession on app size reduction?
There is a lot of obsession with app size reduction. This usually is tracked as a metric, compared with peers and I see teams work hard for months to squeeze it up to the last bit.
Measuring Product Impact Without A/B Testing: How Discord Used the Synthetic Control Method for Voice Messages
Discord used synthetic control to measure voice message impact cleanly.
How We Reduced GrabX SDK Initialisation Time
Grab speeds up their GrabX SDK startup to get users rolling quicker.
Performance Analysis: Analyzing performance in Flutter and Handling Jank
One of the things that users usually don’t like is stuttering in our application. Basically, Flutter itself provides a way to overcome this.
How server-driven UI keeps our shop fresh
A single backend response can do a lot more than you think.
Shopify completes React Native migration after a Decade
Shopify dumped old code for React Native, cutting millions of lines and boosting speed.
How we reduced peak memory and CPU usage of the product configuration management SDK
Our GrabX clients noticed that the GrabX SDK tended to require high memory and CPU usage. From this, we saw opportunities for further improvements that could:
Kotlin Multiplatform parameterized tests with Burst
Unit tests are great. They give us confidence to build and change our software. Sometimes I want to write a test once and run it for multiple algorithms, inputs, or environments. It’s been possible to do this with JUnit for a long time:
SwiftUI or UIKit in 2024 & 2025?
I have been searching the web to find the answer to this, but it seems that people are split down the middle in this topic. On one hand, UIKit is best for trying to get a job in iOS development since its mainly maintaining older code
Precision in Motion: Deep Learning for Smarter ETA Predictions
DoorDash uses deep learning to nail ETA predictions with precision.