NewCONTRACTOR· frontend
M

Mercor

Frontend Engineer — Web Replication Preference Rater

Pay

$74,880

+22% vs avg

Location

Remote

Batch

2024, 2025, 2026

eligible

Closes

30d

14 Sept

Posted 18h ago · 654 views this week

Open · 30 days left

$74,880

CONTRACTOR · Remote

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Description

About the role

Evaluate and rate AI-generated frontend code replications side-by-side with reference web pages.

Responsibilities

  • Render a reference page and two candidate replications side by side at desktop width and judge which is the closer reproduction.
  • Diff layout fidelity in detail: box model and spacing, typography, color and border treatment, image and asset handling, z-order and overflow.
  • Inspect the underlying markup with browser devtools to distinguish a replication that is genuinely correct from one that merely looks correct at one viewport.
  • Evaluate responsive behavior and semantic quality.
  • Write a structured rationale for every judgment — the specific defects you found, ranked by how much they matter, in language precise enough to be actionable.

Eligibility

  • 3+ years of professional web development experience, primarily in frontend or full-stack work.
  • Fluency in hand-written HTML and CSS: semantic markup, flexbox, grid, media queries, and older float- and table-based layouts.
  • Working command of browser devtools — element inspection, computed styles, the box model, and the network panel.
  • Enough JavaScript to read a page's scripts and understand what they do to the DOM.

Skills

  • HTML
  • CSS
  • JavaScript
  • Browser devtools

Benefits

  • Remote work
  • Flexible hours

Skills

· 6 total

Required3

htmlcssjavascript

Nice to have3

pixel-perfect design-to-codeweb accessibilityweb scraping