Javascript - Senior Developers - AI Training - Charlotte, USA

prolificacademicltd; United States; Remote; USD 57,000 - 81,000; Full time

Benefits offered by this job

Flexible remote work

Job summary

Prolific Academic Ltd is seeking a skilled JavaScript/TypeScript specialist to contribute to the training and evaluation of AI models. You will review generated code and explanations, run scripts in browser or Node.js, and provide feedback on frontend/backend design for scalable web applications.

The role emphasizes intermediate to advanced algorithm solving, modular coding practices, and familiarity with frameworks such as React, Vue, Angular, or Node.js, along with Jest/Cypress testing and

Qualifications

• Bachelor’s, master’s, or doctoral degree in computer science, software engineering, or a related technical field.
• Professional experience building scalable web applications with JavaScript or TypeScript.
• Ability to solve intermediate to advanced algorithm problems independently in JavaScript.
• Strong knowledge of the event loop, closures, prototypal inheritance, and asynchronous programming.
• Careful, modular coding practices using modern JavaScript standards, with the ability to identify subtle logic and security flaws.
• Experience with frameworks such as React, Vue, Angular, or Node.js, plus testing and build tools such as Jest, Cypress, Webpack, or Vite.

Responsibilities

• Review generated JavaScript and TypeScript for correctness, clarity, and sound engineering practices.
• Check algorithm explanations for gaps or faulty reasoning.
• Run scripts in browser or Node.js environments to verify results and performance.
• Flag inefficient approaches, outdated syntax, invented APIs, and security or memory issues.
• Give structured feedback on frontend and backend design discussions.

Skills

JavaScript

TypeScript

Async programming

Event loop

Modular coding

Education

Bachelor/Master/PhD in CS/SE

Tools

React

Vue

Angular

Node.js

Jest

Cypress

Webpack

Vite

Job description

Role overview

Contribute professional JavaScript and TypeScript expertise to the training and evaluation of AI models. Work is task based and focuses on assessing generated code, technical explanations, and engineering reasoning; a short skills assessment is part of the selection process.

Responsibilities

• Review generated JavaScript and TypeScript for correctness, clarity, and sound engineering practices.
• Check algorithm explanations for gaps or faulty reasoning.
• Run scripts in browser or Node.js environments to verify results and performance.
• Flag inefficient approaches, outdated syntax, invented APIs, and security or memory issues.
• Give structured feedback on frontend and backend design discussions.

Requirements

• A bachelor’s, master’s, or doctoral degree in computer science, software engineering, or a related technical field.
• Professional experience building scalable web applications with JavaScript or TypeScript.
• Ability to solve intermediate to advanced algorithm problems independently in JavaScript.
• Strong knowledge of the event loop, closures, prototypal inheritance, and asynchronous programming.
• Careful, modular coding practices using modern JavaScript standards, with the ability to identify subtle logic and security flaws.
• Experience with frameworks such as React, Vue, Angular, or Node.js, plus testing and build tools such as Jest, Cypress, Webpack, or Vite.

Nice to have

• Familiarity with REST APIs, GraphQL, and server-side development in Node.js.

Benefits and work setup

• Flexible, remote participation is described. Tasks may vary in length; some require an uninterrupted hour. Compensation is task dependent, with rates reported as up to $50 per hour.