React Native Performance: 6 Practical Optimizations

React Native apps often hit a point where user experience degrades (slow screens, jank) and delivery slows because performance issues become harder to “patch” late. This article lays out six low-disruption levers—enabling Hermes, reducing unnecessary re-renders with useMemo/useCallback, virtualizing long lists with FlatList, improving image loading/caching, and debouncing expensive UI-triggered operations. For tech leaders, it’s a pragmatic checklist to prioritize performance work that protects time-to-market without committing to a rewrite.