Remote Senior JavaScript AI Trainer & Evaluator

Prolific; United States; Remote; USD 41,000 - 69,000; Full time

Job summary

Prolific is seeking a JavaScript Specialist to validate and train AI-generated code across JavaScript/TypeScript projects. You will assess correctness, performance, and security while ensuring clean, scalable implementations in modern frameworks.

This remote role offers flexible hours and paid opportunities for high-quality contributions. Ideal candidates bring strong knowledge of ES6+ standards, deep event loop understanding, and hands-on experience with React/Node.js ecosystems.

Qualifications

• BS/MS/PhD in CS/SE or closely related field.
• Pro experience building scalable web apps with JavaScript/TypeScript.
• Ability to solve LeetCode medium to hard problems in JavaScript.
• Deep understanding of Event Loop, closures, prototypal inheritance, and async patterns.
• High standard for clean, modular, readable code and ES6+ practices.
• Ability to spot memory leaks, XSS, and prototype pollution in model code.

Responsibilities

• Evaluate AI-generated JavaScript/TypeScript code for correctness and best practices.
• Audit AI explanations for complex algorithms to ensure logical soundness.
• Run model scripts in Node.js or browser environments to verify performance.
• Annotate model performance and identify inefficient solutions or deprecated methods.
• Provide structured feedback to refine frontend/backend architecture discussions.

Skills

JavaScript

TypeScript

React

Node.js

Vue.js

Angular

Jest

Cypress

Webpack

Vite

Education

BS in Computer Science / Software Engineering

MS in CS or related

PhD in a closely related field

Tools

REST APIs

GraphQL

Node.js backend

Browser debugging

Security best practices

Job description

Prolific is seeking a JavaScript Specialist to validate and train AI-generated code across JavaScript/TypeScript projects. You will assess correctness, performance, and security while ensuring clean, scalable implementations in modern frameworks.

This remote role offers flexible hours and paid opportunities for high-quality contributions. Ideal candidates bring strong knowledge of ES6+ standards, deep event loop understanding, and hands-on experience with React/Node.js ecosystems.