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

Prolific; San Jose (CA); On-site; USD 80,000 - 120,000; Part time

Benefits offered by this job

Competitive pay rates

Flexible hours

Work from home

Job summary

Prolific is seeking a Senior HTML/CSS Developer to evaluate AI-generated code and ensure quality standards. This role requires a background in Software Engineering or Frontend Development, as well as expertise in HTML5 and CSS3/4. The successful candidate will review AI outputs for semantic structure and functional correctness, and effectively communicate feedback on responsive design and CSS practices. This position offers competitive pay, flexible hours, and the ability to work from home.

Qualifications

• Real-world experience as a Senior Frontend Developer or UI Engineer specialising in HTML/CSS.
• Ability to independently build complex, responsive layouts and components.
• Expert understanding of CSS standards and best practices.

Responsibilities

• Review AI-generated HTML/CSS for correctness and adherence to best practices.
• Audit explanations provided by AI for technical soundness.
• Render model-generated markup in environments to verify output.

Skills

HTML5 mastery

CSS3/4 expertise

Responsive layout building

Attention to detail

Cross-browser compatibility

Education

BSc or higher in Computer Science, Software Engineering, or related field

Tools

Tailwind CSS

SASS/SCSS

Browser DevTools

Accessibility auditing tools

Job description

Prolific is seeking a Senior HTML/CSS Developer to evaluate AI-generated code and ensure quality standards. This role requires a background in Software Engineering or Frontend Development, as well as expertise in HTML5 and CSS3/4. The successful candidate will review AI outputs for semantic structure and functional correctness, and effectively communicate feedback on responsive design and CSS practices. This position offers competitive pay, flexible hours, and the ability to work from home.