Senior JavaScript AI Training Engineer

Prolific; Boston (MA); On-site; USD 56,826 - 80,934; Full time

Job summary

Prolific is seeking a JavaScript Specialist to help train and evaluate AI models using real engineering expertise. You will review AI-generated JavaScript and TypeScript code for accuracy, validate logic in AI explanations, and conduct execution testing in Node.js or browser environments. Ideal candidates have a strong background in JavaScript, experience with frameworks like React and Node.js, and can solve complex problems independently. Competitive pay up to $50 per hour is offered for completed tasks.

Qualifications

• Education in Computer Science or a related technical field.
• Professional experience building scalable web applications using JavaScript/TypeScript.
• Ability to solve LeetCode Medium to Hard-level problems in JavaScript independently.
• Expert understanding of JavaScript core concepts like Event Loop and closures.
• High standard for clean code and adherence to modern ES6+ standards.
• Ability to spot logical flaws and security vulnerabilities in code.

Responsibilities

• Review AI-generated JavaScript and TypeScript code for correctness.
• Audit explanations provided by AI for complex algorithmic solutions.
• Execute model-generated scripts to verify performance.
• Identify areas of inefficient solutions or deprecated syntax.
• Provide structured feedback on model reasoning through architecture discussions.

Skills

JavaScript

TypeScript

React

Node.js

ES6+

Problem Solving

Education

BS, MS, or PhD in Computer Science or related field

Tools

Jest

Cypress

Webpack

Vite

Job description

Prolific is seeking a JavaScript Specialist to help train and evaluate AI models using real engineering expertise. You will review AI-generated JavaScript and TypeScript code for accuracy, validate logic in AI explanations, and conduct execution testing in Node.js or browser environments. Ideal candidates have a strong background in JavaScript, experience with frameworks like React and Node.js, and can solve complex problems independently. Competitive pay up to $50 per hour is offered for completed tasks.