React Mistake: Overusing useMemo and useCallback | React Performance Explained

Description

Are you overusing useMemo and useCallback in React? Many developers start wrapping everything with useMemo and useCallback thinking it will improve performance. But in many cases, it only adds unnecessary complexity. In this video we break down: • When to use useMemo • When to use useCallback • Why overusing memoization can hurt readability • Real examples of bad and good usage • The simple rule senior React developers follow Key takeaway: useMemo → expensive calculations useCallback → stable function references If the computation is cheap, memoization may add more complexity than value. This video explains React performance optimization visually in under a few minutes. Follow VisualDev for more coding concepts explained visually. Topics Covered: React hooks React performance optimization useMemo vs useCallback React re-render optimization React interview concepts React developer mistakes #reactjs #reactdeveloper #javascript #webdevelopment #frontenddeveloper