JavaScript Developer

Role Overview

Alignerr is hiring experienced JavaScript Developers (AI Training) to review and improve AI-generated JavaScript code. This is a fully remote, flexible hourly contract role (10–40 hours/week). No prior AI background is required—strong JavaScript expertise and attention to code quality are key.

Responsibilities

• Review and evaluate AI-generated JavaScript for:
  • Correctness
  • Efficiency
  • Adherence to modern ES6+ standards
• Write high-quality JavaScript solutions across varied difficulty levels
• Produce clear, human-readable explanations of code logic and problem-solving approaches
• Identify edge cases, bugs, and failure points in AI-generated web and backend code
• Provide structured, actionable feedback to help AI models write and reason about code
• Work independently and asynchronously on your own schedule

Requirements

• Deep familiarity with core JavaScript concepts, including:
  • async/await
  • closures
  • prototypal inheritance
  • DOM manipulation (and related fundamentals)
• 3–5+ years hands-on experience using modern JavaScript frameworks such as React, Node.js, or Vue
• Ability to write clean, well-reasoned code and explain your thinking clearly in writing
• Detail-oriented and systematic approach to diagnosing issues
• Self-motivated and reliable working without supervision
• Bachelor’s degree or higher in Computer Science or related technical field (preferred)

Nice to Have

• Experience with data labeling, RLHF, or other AI training/evaluation work
• Familiarity with TypeScript or JavaScript-adjacent technologies
• Background in code review, technical writing, or software quality assurance
• Exposure to backend JavaScript environments and RESTful API development

Additional Details

• Hourly contract
• Remote
• 10–40 hours/week
• Potential for ongoing work and contract extension