Senior HTML/CSS Frontend Developer - AI Training (Remote)

Prolific Academic Ltd; United States; Remoto; USD 45.000 - 65.000; Tempo pieno

Vantaggi offerti da questo lavoro

Competitive pay up to $40/hr

Flexible hours

Work from home

Descrizione del lavoro

Prolific Academic Ltd. seeks Senior HTML/CSS Developers to join our Expert Network and help train AI models by evaluating and refining frontend code and designs.

You will assess AI-generated HTML/CSS for correctness and accessibility, and provide feedback on layout, semantics, and cross-browser compatibility. Ideal candidates have a BSc or higher in a relevant field and extensive experience as a Senior Frontend Developer or UI Engineer focusing on HTML/CSS, with strong skills in modern CSS

Competenze

• BSc or higher in Computer Science, Software Engineering, Web Development, or related field.
• Senior Frontend Developer or UI Engineer with HTML/CSS expertise.
• Ability to build complex, responsive layouts without relying on frameworks.
• Deep knowledge of the CSS cascade, specificity, box model, Flexbox, Grid, WCAG, and cross-browser compatibility.
• Strong semantic markup and maintainable CSS, including BEM, design tokens, and modern CSS.

Mansioni

• Evaluate AI-generated HTML/CSS for functional correctness, semantic structure, and best practices.
• Audit AI-provided explanations for layout and styling approaches for technical soundness.
• Render model-generated markup and stylesheets to verify visuals and cross-browser behavior.
• Identify inaccessible markup, inefficient selectors, deprecated attributes, or hallucinated CSS properties.
• Provide structured feedback on responsive design, component architecture, or design system implementation.

Conoscenze

HTML/CSS expertise

Frontend development

Responsive layouts

Accessibility (WCAG)

Semantic markup & BEM

Formazione

BSc or higher in Computer Science or related field

Strumenti

Tailwind CSS

SASS/SCSS

CSS Modules

DevTools

Lighthouse

Descrizione del lavoro

Prolific Academic Ltd. seeks Senior HTML/CSS Developers to join our Expert Network and help train AI models by evaluating and refining frontend code and designs.

You will assess AI-generated HTML/CSS for correctness and accessibility, and provide feedback on layout, semantics, and cross-browser compatibility. Ideal candidates have a BSc or higher in a relevant field and extensive experience as a Senior Frontend Developer or UI Engineer focusing on HTML/CSS, with strong skills in modern CSS