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Frontend JavaScript Developer

Job in San Francisco, San Francisco County, California, 94199, USA
Listing for: Alignerr
Full Time position
Listed on 2026-02-17
Job specializations:
  • IT/Tech
    Digital Media / Production, UI/UX Design
Salary/Wage Range or Industry Benchmark: 60 - 90 USD Hourly USD 60.00 90.00 HOUR
Job Description & How to Apply Below

Overview

Location:

Remote

JavaScript Developer - $90/hr Remote - Alignerr

Location:

Remote

About The Job

At Alignerr, we partner with the world’s leading AI research teams and labs to build and train cutting-edge AI models.

Organization

Alignerr

Position

JavaScript Developer

Type

Hourly Contract

Compensation

$60–$90 /hour

Location

Remote

Commitment

10–40 hours/week

Role Responsibilities (Training Support Will Be Provided)
  • Evaluate AI-generated JavaScript code for DOM manipulation efficiency and ES6+ standards.
  • Solve complex UI/UX challenges to test the model's ability to create responsive and interactive elements.
  • Create human-readable documentation explaining the flow of state and event handling in scripts.
  • Identify bugs or anti-patterns in AI-generated frontend logic and provide optimized alternatives.
Requirements
  • Bachelor's degree or higher in Computer Science or a related technical field preferred.
  • Deep familiarity with core JavaScript concepts (async/await, closures, DOM manipulation).
  • 3-5 years of experience with modern frameworks like React, Node.js, or Vue.
Preferred
  • Experience with data labeling, RLHF, or other AI training projects.
Application Process
  • Submit your resume
  • Complete a short screening
  • Project matching and onboarding
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