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Frontend JavaScript Developer

Alignerr

full-remotemidcontractfrontend Seattle, WA Today via LinkedIn

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Tags

JavaScriptES6+ReactVueDOM ManipulationAsync/AwaitCode ReviewTechnical WritingAI TrainingUI/UX

About the role

Role Overview

Frontend JavaScript Developer (AI Training) Evaluate, critique, and improve AI-generated JavaScript code so it meets the expectations of real-world frontend engineers.

  • Type: Hourly contract
  • Location: Fully remote (flexible schedule)
  • Time commitment: 10–40 hours/week

What You’ll Do

  • Evaluate AI-generated JavaScript for:
    • correctness
    • efficiency
    • compliance with ES6+ standards
  • Identify issues in AI code, such as:
    • bugs
    • anti-patterns
    • suboptimal logic
    • and provide optimized alternatives
  • Solve complex UI/UX challenges to test AI performance on responsive and interactive elements
  • Assess DOM manipulation efficiency and real-world usability of AI-produced scripts
  • Write clear, human-readable documentation covering:
    • state flow
    • event handling
    • code logic
  • Complete task-based assignments independently and asynchronously on your own schedule

Who You Are

  • Strong command of modern JavaScript, including:
    • async/await
    • closures
    • DOM manipulation
    • ES6+ ecosystem
  • 3–5 years hands-on experience with frontend/backend frameworks such as React, Vue, or Node.js
  • Strong code quality judgment—able to explain why code falls short
  • Clear written communication
  • Self-motivated and consistent working independently
  • CS degree preferred (or equivalent experience)

Nice to Have

  • Experience with data labeling, RLHF, or other AI training/evaluation work
  • Background in code review, technical writing, or developer education
  • Familiarity with frontend performance profiling/optimization tools
  • Experience with testing frameworks or software quality assurance workflows

About Alignerr

Alignerr is an AI-focused organization working on AI training and evaluation projects. The role involves reviewing and improving AI-generated frontend JavaScript code to help ensure AI coding tools meet real engineering standards.

Scraped 4/12/2026

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