Can we talk about the current state of Xcode?
Even the codeium integration on jetbrains is substantially less clunky than xcode’s codeium integration.
Search over 1000 articles on mobile performance
Discover how top companies optimize their mobile applications for the best customer experience.
Showing 20 of 534 articles (Page 3 of 27)
How server-driven UI is revolutionizing mobile app experiences
At Careem, agility and adaptability are key to delivering highly personalized and seamless user experiences as we need to move fast to react to customer behaviour during different times of the year, such as Ramadan
The Ultimate Guide to React Native Optimization 2025 is here! 🔥
The Ultimate Guide to React Native Optimization 2025 is here! 🔥
How 40 Lines of Code Sped Up iOS End to End Tests by over 50%
At Wealthfront, testing is one of our core engineering principles—in the form of unit and end-to-end testing on all platforms. The iOS team in particular manages its own CI infrastructure to run tests against an integration server
Skyscanner’s journey to effective observability
The year was 2020 and Skyscanner, like the entire travel industry, faced unprecedented challenges due to the global COVID-19 pandemic. Yet, this difficult year also provided an opportunity for introspection
Startup Time: Your App’s Make or Break Moment
Dream11 has revolutionised the way fans engage with their favourite sports in India. We host a community of over 230 million sports fans. During IPL 2024, we had more than 15 million fans
Transforming User Experience: How Dream11 Leverages Intelligent Image Delivery
One of the critical elements of ensuring streamlined user experience is media assets, particularly high-resolution images of players, teams, and event banners.
Supercharging Discord Mobile: Our Journey to a Faster App
nitially, we shied away from using React Native on Android due to performance concerns, but recent advances in Android device capabilities
Future for Java: Virtual Thread
This article offers an introduction to Java’s lightweight thread model, virtual thread, based on our study of it.
Revamping PickMe iOS App: From Objective-C to SwiftUI
A few months ago, we embarked on one of the most significant transformations in PickMe’s iOS app history. What started with just one developer
How the Tinder iOS App reduced the size of our localizations by 95% using Emerge
The Tinder iOS application is used in over 190 countries around the world. In order to operate in each of these countries, we need to provide a localized experience.
How Meta is translating its Java codebase to Kotlin
Meta has been working to shift its Android codebase from Java to Kotlin, a newer language for Android development that offers some key advantages over Java.
The Quest to Understand Metric Movements
Suppose you just saw an interesting rise or drop in one of your key metrics. Why did that happen? It’s an easy question to ask, but much harder to answer.
How we reduced manual regression tests by 70% using AI tools
AI tools offer a solution to difficult-to-automate regression testing woes.
Adopting Jetpack Compose for Etsy’s Android App
ne of our Guiding Principles at Etsy is that we “commit to our craft.” This means that we have a culture of learning, in which we’re constantly looking for opportunities to improve and learn
How We Reduced the WINK+ Android App to Less Than 10MB
One of the major challenges developers face in Android app development is optimizing app size without sacrificing functionality.
Bringing Jetpack Compose to Instagram for Android
Introducing a new Android UI framework like Jetpack Compose into an existing app is more complicated than importing some AARS
Newer versions of React Native have a less expensive <Text /> component which runs 35% faster.
React Native's <Text /> component historically used context providers and hooks for features like pressability, which added unnecessary overhead
🚨 Understanding Memory Leaks in Android & How LeakCanary Can Help 🚀
As Android developers, managing memory is one of the most critical aspects of building…
Is Swift dramatically better than React Native?
I’m the main coder for a massive data project. It’s a 2+ million book archive with AI search and social interaction. We have been building the desktop version for 1+ year