Remote Frontend Engineer — Pixel-Perfect Web Dev

Nextlane; La Coruña; Remote; EUR 74,000 - 111,000; Full time

Job summary

Mercor is seeking a Web Development Expert to deliver pixel-perfect frontend work in a fully remote capacity. You will evaluate reference pages, craft replicas, and assess DOM impact across modern and legacy layouts.

The role emphasizes semantic HTML, CSS mastery, and robust JS reading to justify design choices. You will provide evidence-based explanations for recommendations and ensure responsive behavior at multiple viewports.

Qualifications

• 3–8 years of professional web development experience in frontend or full-stack.
• Fluency with legacy and modern layouts, including semantic markup.
• Proficient in hand-written HTML and CSS with responsive techniques.
• Strong knowledge of DevTools and debugging.
• Comfort with the command line and local server setup.
• Able to read and understand JavaScript to assess DOM impact.
• Professional written English for task justification.

Responsibilities

• Render a reference page and two candidate replications at 1920×1080 and judge closeness.
• Diff visual fidelity including typography, spacing, colors, borders, and assets.
• Read source of attempts and grade construction quality with evidence.
• Test responsiveness across breakpoints and identify defects.
• Provide evidence-based justifications for preferences.
• Consider edge cases and when task cannot be completed.

Skills

Frontend development

HTML

CSS

JavaScript basics

DevTools

Command line

English writing

Tools

Chrome DevTools

Static server

Job description

Mercor is seeking a Web Development Expert to deliver pixel-perfect frontend work in a fully remote capacity. You will evaluate reference pages, craft replicas, and assess DOM impact across modern and legacy layouts.

The role emphasizes semantic HTML, CSS mastery, and robust JS reading to justify design choices. You will provide evidence-based explanations for recommendations and ensure responsive behavior at multiple viewports.