Category: React

Style React apps with utility-first Tailwind classes.

Test components and user flows with unit, integration, and e2e layers.

Run tests with Jest (or Vitest in Vite projects).

Test UI by role/text like a user would.

Cover critical journeys with Playwright or Cypress.

Build accessible components with semantic HTML, labels, and keyboard support.

Combine responsive CSS with adaptive component behavior.

Accelerate UI with MUI, Chakra, Ant Design, shadcn/ui, etc.

Skip re-rendering pure components when props are shallow-equal.

Render only visible rows for huge lists (react-window / tanstack virtual).