Remote Senior JS Engineer for AI Model Training

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

Benefits offered by this job

Work from home

Competitive pay

Flexible hours

Job summary

Prolific Academic Ltd invites a JavaScript Specialist to join our Expert Network, evaluating and training AI models with real engineering expertise. You’ll review and test AI-generated JS/TS code and provide actionable feedback from home in the United States.

The role emphasizes problem solving with LeetCode-level challenges, ES6+ standards, and secure, clean coding. If you pass a quick assessment, you’ll earn competitive pay and flexible hours as a remote contributor.

Qualifications

• BS/ MS/ PhD in CS or software engineering or related field.
• Professional experience building scalable web apps using JavaScript/TypeScript.
• Ability to solve LeetCode Medium to Hard problems in JavaScript.
• Deep understanding of the Event Loop, closures, prototypical inheritance, and asynchronous patterns (Promises, async/await).
• Code quality with modularity, readability, and ES6+ standards.

Responsibilities

• Review AI-generated JavaScript/TypeScript code for functional correctness and best practices.
• Validate step-by-step explanations provided by AI for complex algorithms to ensure logical soundness.
• Execute model-generated scripts in Node.js or Browser consoles to verify performance and output.
• Annotate model performance by identifying inefficiencies, deprecated syntax, or hallucinated library methods.
• Refine technical logic and provide feedback on frontend/backend architecture discussions.

Skills

JavaScript/TypeScript

Event Loop & Async/Await

Prototype Inheritance

Code Quality & ES6+

Security awareness

Education

BS/MS/PhD in Computer Science or Software Engineering

Tools

Jest

Cypress

Webpack

Vite

Job description

Prolific Academic Ltd invites a JavaScript Specialist to join our Expert Network, evaluating and training AI models with real engineering expertise. You’ll review and test AI-generated JS/TS code and provide actionable feedback from home in the United States.

The role emphasizes problem solving with LeetCode-level challenges, ES6+ standards, and secure, clean coding. If you pass a quick assessment, you’ll earn competitive pay and flexible hours as a remote contributor.