Architecture & PerformanceOct 11, 2026
How We Cut React Native Startup Time from 3.8s to 1.5s
The levers that cut React Native startup time by about 60%: measuring cold start properly, Hermes, image optimisation and cache-first fetching.
Tag
#New Architecture
Architecture & PerformanceOct 11, 2026
Migrating to the New Architecture: A Field Guide from 8 Migrations
A step-by-step guide to migrating a React Native app to the New Architecture in 2026: auditing libraries, the 0.81 path, common breakages and testing.
Architecture & PerformanceOct 11, 2026
React Native Performance in 2026: The Checklist That Matters
A practical React Native performance optimization checklist for 2026: measuring, startup, re-renders, lists, images, animations, memory and monitoring.
Architecture & PerformanceOct 11, 2026
Hermes in 2026: What It Does and How to Profile with It
What Hermes does for React Native in 2026, what changed with Hermes V1, Hermes vs JavaScriptCore, and how to profile CPU and memory with DevTools.
Architecture & PerformanceOct 11, 2026
React Native's New Architecture Explained: Fabric, TurboModules, JSI
React Native's New Architecture in plain English: Fabric, TurboModules, JSI and Codegen, the release timeline to 0.82, and what it means for your app.
Architecture & PerformanceOct 11, 2026
Upgrading React Native Without Breaking Everything
A safe process for React Native upgrades in 2026: one version at a time, the Upgrade Helper, dependency checks, testing and gradual release.
Architecture & PerformanceOct 11, 2026
Expo SDK Upgrades: A Repeatable, Low-Drama Process
A repeatable Expo SDK upgrade process for 2026: the changelog, expo install --fix, codemods, expo-doctor, prebuild, OTA runtime versions and release.