HTML 4 years
Accessibility4 years
CSS 4 years
Sass 4 years
JavaScript 4 years
React.js 2 year
Next.js < 1 year
TypeScript < 1 year
HTML 4 years
Accessibility4 years
CSS 4 years
Sass 4 years
JavaScript 4 years
React.js 2 year
Next.js < 1 year
TypeScript < 1 year