Senior JavaScript AI Trainer — Remote

Prolific; United States; Remote; USD 120,000 - 180,000; Part time

Job summary

Prolific is seeking a JavaScript Specialist for AI training. You will review and evaluate AI-generated JavaScript/TypeScript code, validate logic, and run tests in Node.js or browser environments.

You’ll join an expert network, complete quick assessments, and contribute to high-quality data for AI models. Excellent JS/TS skills, knowledge of ES6+, and attention to detail are essential.

Qualifications

• Education: BS/MS/PhD in Computer Science, Software Engineering, or related field.
• Professional Experience: building scalable web apps using JavaScript/TypeScript.
• Coding Proficiency: solve LeetCode Medium to Hard problems in JavaScript.
• Deep Domain Knowledge: expert understanding of Event Loop, closures, prototypical inheritance, and async patterns.
• Code Quality: maintain modular, readable, modern ES6+ code.
• Attention to Detail: spot memory leaks, security issues (XSS, prototype pollution) in code.

Responsibilities

• Evaluate AI-generated JavaScript/TypeScript code for correctness and best practices.
• Validate logic and reasoning in model outputs.
• Conduct execution testing in Node.js or browser consoles.
• Annotate model performance and identify inefficient or deprecated patterns.
• Refine technical logic in frontend/backend architecture discussions.

Skills

JavaScript/TypeScript expertise

Event Loop, closures, prototype

Asynchronous patterns (Promises, async

Code quality and clean code

Memory leak and security awareness

LeetCode medium-hard problems

Education

BS/MS/PhD in CS/Software Engineering

Tools

JavaScript ES6+

TypeScript

React

Node.js

Vue

Angular

Jest

Cypress

Webpack

Vite

REST APIs

GraphQL

Job description

Prolific is seeking a JavaScript Specialist for AI training. You will review and evaluate AI-generated JavaScript/TypeScript code, validate logic, and run tests in Node.js or browser environments.

You’ll join an expert network, complete quick assessments, and contribute to high-quality data for AI models. Excellent JS/TS skills, knowledge of ES6+, and attention to detail are essential.