Senior HTML/CSS Frontend Engineer - Remote (Up to $40/hr)

prolificacademicltd; Stati Uniti; Remoto; USD 33.000 - 55.000; Tempo pieno

Vantaggi offerti da questo lavoro

Remote participation

Flexible hours

Skills assessment before participation

Descrizione del lavoro

Prolific Academic Ltd seeks a senior frontend developer/UI engineer focused on HTML and CSS to contribute to paid tasks that train and evaluate AI systems. You review generated code, assess markup, ensure accessibility, and provide structured feedback. Remote work with flexible hours; tasks may require up to an uninterrupted hour.

Applicants complete a 10–15 minute skills assessment before invitation to participate. Strong knowledge of CSS, HTML5, and responsive design is essential.

Competenze

• Bachelor's degree or higher in CS, software engineering, web development, or related field.
• Senior frontend developer or UI engineer focused on HTML and CSS.
• Ability to build complex responsive layouts and components independently, including without frameworks.
• Strong knowledge of the CSS cascade, specificity, box model, Flexbox, Grid, accessibility standards, and browser compatibility.

Mansioni

• Assess generated markup and styles for correctness, semantic structure, and maintainability.
• Check explanations of layout and styling decisions for technical soundness.
• Render code and inspect appearance and behavior across browsers.
• Flag accessibility problems, inefficient selectors, deprecated markup, and invalid CSS.
• Give feedback on responsive layouts, component structure, and design system reasoning.

Conoscenze

HTML5

CSS

Frontend engineering

Responsive layouts

Accessibility

Formazione

Bachelor's degree or higher in CS/Software/Web development

Strumenti

Browser DevTools

Cross-browser testing

Tailwind CSS

Sass/SCSS

CSS Modules

Descrizione del lavoro

Prolific Academic Ltd seeks a senior frontend developer/UI engineer focused on HTML and CSS to contribute to paid tasks that train and evaluate AI systems. You review generated code, assess markup, ensure accessibility, and provide structured feedback. Remote work with flexible hours; tasks may require up to an uninterrupted hour.

Applicants complete a 10–15 minute skills assessment before invitation to participate. Strong knowledge of CSS, HTML5, and responsive design is essential.