Senior JS Engineer for AI Training (Remote)

Prolific; United States; Remote; USD 48,000 - 69,000; Full time

Benefits offered by this job

Work from home

Job summary

Prolific is seeking JavaScript Experts to join its Expert Network, training and evaluating AI models using real engineering expertise. You’ll undergo a quick test and, if successful, join as a paid participant with flexible hours and remote work options.

Researchers may pay up to $50 per hour for tasks that may take one hour of uninterrupted work, with many tasks shorter. This role emphasizes careful code review and model evaluation.

Qualifications

• BS, MS, or PhD in Computer Science, Software Engineering, or related field.
• Professional experience building scalable web apps with JavaScript/TypeScript.
• Ability to solve LeetCode Medium to Hard problems in JavaScript.
• Expert understanding of Event Loop, closures, prototypical inheritance, async patterns.
• High standard for clean, modular, readable ES6+ code; tests where applicable.
• Ability to spot logical flaws, memory leaks, or security issues (XSS, prototype pollution).

Responsibilities

• Evaluate Code Accuracy: review AI-generated JS/TS code for correctness.
• Validate Logic & Reasoning: audit AI explanations for algorithmic solutions.
• Conduct Execution Testing: run scripts in Node.js or browser consoles.
• Annotate Model Performance: identify inefficiencies or deprecated syntax.
• Refine Technical Logic: provide feedback on frontend/backend architecture reasoning.

Skills

JavaScript/TypeScript

Problem Solving

LeetCode

Attention to Detail

Education

BS in CS

MS in CS

PhD in CS

Tools

React

Node.js

Vue

Angular

Jest

Cypress

Webpack

Vite

Job description

Prolific is seeking JavaScript Experts to join its Expert Network, training and evaluating AI models using real engineering expertise. You’ll undergo a quick test and, if successful, join as a paid participant with flexible hours and remote work options.

Researchers may pay up to $50 per hour for tasks that may take one hour of uninterrupted work, with many tasks shorter. This role emphasizes careful code review and model evaluation.