frontend-patterns

React performance optimization techniques include React.memo, useMemo, useCallback, React.lazy, and virtualization. These approaches prevent unnecessary re-renders and efficiently handle large lists to maintain fast UI rendering speeds.

You can manage state in Next.js without external libraries by using built-in React hooks like useState and useReducer, alongside Context API patterns. This approach handles local and shared state effectively for component trees.

Yes, you can use custom React hooks for async data handling, debounce, and toggle functionalities. These reusable hooks encapsulate complex logic, making it easy to standardize behaviors across your React and Next.js projects.

Implement accessibility in a React component library by using semantic HTML, ARIA attributes, and keyboard navigation. These standardized patterns ensure UI components meet functional accessibility requirements for all users.

Avoid React.memo and useMemo when the computational cost of the check or memoization outweighs the rendering cost itself. Overusing these performance techniques can introduce unnecessary complexity without meaningful UI speed gains.