l o a d i n g

HTML Developer Needed for Semantic and Accessible Web Markup

Nov 5, 2025 - Expert

$1,000.00 Fixed

We're seeking a skilled HTML Developer to create clean, semantic, and accessible HTML markup that provides a solid foundation for modern web applications and websites.


Key Responsibilities:

• Write clean, semantic HTML5 code

• Convert design mockups to HTML structure

• Implement responsive HTML layouts

• Ensure accessibility standards (WCAG 2.1)

• Create SEO-friendly markup

• Implement proper document structure

• Use appropriate HTML5 semantic elements

• Ensure cross-browser compatibility

• Validate HTML code (W3C standards)

• Integrate with CSS and JavaScript

• Optimize page load performance

• Implement schema markup for SEO

• Follow HTML best practices

• Create reusable HTML components


Required Skills:

• 2+ years of HTML development experience

• Expert knowledge of HTML5

• Understanding of semantic markup

• Accessibility standards (WCAG, ARIA)

• SEO best practices

• Responsive design principles

• Cross-browser compatibility

• Form creation and validation markup

• Basic CSS and JavaScript knowledge

• Version control with Git

• Attention to detail

• Problem-solving skills


HTML5 Technologies:


Core HTML5:

Semantic Elements:

• <header>, <nav>, <main>, <article>, <section>, <aside>, <footer>

• <figure>, <figcaption>

• <time>, <mark>, <details>, <summary>


Document Structure:

• DOCTYPE declaration

• <html> with lang attribute

• <head> metadata

• <body> content

• Character encoding (UTF-8)


Metadata Elements:

• <title> (SEO important)

• <meta> tags (description, viewport, charset)

• <link> (stylesheets, icons)

• <script> placement and attributes

• Open Graph tags

• Twitter Card tags


HTML5 Features:


Multimedia:

• <video> element: Multiple sources, Controls, Autoplay, loop, muted, Poster images, Captions/subtitles

• <audio> element: Audio controls, Multiple formats, Fallback content

• <picture> element: Responsive images, Art direction, Format selection (WebP, AVIF)

• <img> modern attributes: srcset and sizes, loading="lazy", decoding="async", Alt text (accessibility)


Forms:

Input Types:

• text, email, tel, url

• number, range

• date, time, datetime-local

• color, search

• file (with accept attribute)

• checkbox, radio


Form Attributes:

• required, pattern

• placeholder, autocomplete

• min, max, step

• readonly, disabled

• autofocus

• form validation attributes


Form Elements:

• <form> with action and method

• <label> (for accessibility)

• <input>, <textarea>, <select>

• <button> vs <input type="submit">

• <fieldset> and <legend>

• <datalist> for autocomplete

• <output> for results


Accessibility (WCAG):

ARIA (Accessible Rich Internet Applications):

• role attributes

• aria-label and aria-labelledby

• aria-describedby

• aria-hidden

• aria-live regions

• aria-expanded, aria-controls

• Landmark roles


Accessible HTML:

• Alt text for images

• Label elements for forms

• Keyboard navigation support

• Focus management

• Skip navigation links

• Proper heading structure

• Descriptive link text

• Color contrast (CSS consideration)

• Accessible tables (scope, headers)


SEO-Friendly HTML:

Meta Tags, Open Graph (Social Media), Structured Data (Schema.org), SEO Best Practices: Semantic HTML structure, Heading hierarchy, Alt text for images, Descriptive URLs, Mobile-friendly viewport, Fast loading (minimal HTML), Clean code structure


Responsive HTML:

• Viewport Meta Tag

• Responsive Images

• Mobile-First Structure

• Clean, minimal markup

• Progressive enhancement

• Touch-friendly elements

• Readable text sizes


Performance Optimization:

• Minimal DOM elements

• Avoid deep nesting

• Lazy loading images

• Async/defer scripts

• Critical CSS inline

• Resource hints (preload, prefetch, dns-prefetch)


Cross-Browser Compatibility:

• Modern browsers (Chrome, Firefox, Safari, Edge)

• Mobile browsers

• Fallbacks for older browsers

• Feature detection

• Polyfills when needed

• HTML Validation (W3C HTML Validator)


HTML Best Practices:

Code Quality: Proper indentation (2 or 4 spaces), Lowercase tag names, Quote attribute values, Self-closing tags (optional in HTML5), Semantic elements over divs, Meaningful class/id names, Comments for complex sections


Maintainability: Consistent formatting, Modular structure, Reusable components, Clear naming conventions, Documentation, Version control


Tools & Workflow:

Development Tools: VS Code with extensions, Emmet for fast HTML writing, Live Server for testing, HTML validators, Browser DevTools


Testing: HTML validation (W3C), Accessibility testing (WAVE, axe), Cross-browser testing, Mobile device testing, Link checking, Performance testing


Deliverables:

• Clean, semantic HTML5 code

• W3C validated markup

• Accessible HTML (WCAG 2.1 AA)

• SEO-optimized structure

• Responsive HTML framework

• Cross-browser compatible code

• Properly structured forms

• Schema markup implementation

• Meta tags and Open Graph

• Documentation and comments

• Browser support documentation

• 1-2 rounds of revisions included


Budget: $25 - $60/hour or $1,000 - $4,000 (Fixed project depending on complexity)

Timeline: 1-3 weeks (depending on scope)

  • Proposal: 0
  • Less than a month
AuthorImg
Nellie Erskine Inactive
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Member since
Nov 5, 2025
Total Job
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