JavaScript Engineer | $48/hr Remote
Crossing Hurdles
full-remotemidcontractbackendfullstack United States 78 days ago via LinkedIn
Up to 57,600 USD/daily
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JavaScriptTypeScriptES6+async/awaitReactVue.jsNode.jsCode ReviewLLMsWebpack/Vite/Rollup
About the role
JavaScript Engineer (AI Code Review)
Job Type: Contract (flexible / project-based)
Location: Remote (United States)
Compensation: Up to $48/hr
Role Overview
Review, evaluate, and improve AI-generated JavaScript (and related TypeScript) code and explanations. Provide expert feedback, validate correctness, and help create training content and evaluation workflows for modern JavaScript development.
Responsibilities
- Review and evaluate AI-generated JavaScript code and technical explanations for:
- accuracy and correctness
- reasoning quality and clarity
- adherence to prompts and coding standards
- performance and async behavior
- Analyze step-by-step coding logic and identify errors (methodology, performance, async behavior, conceptual understanding).
- Provide expert feedback to improve code quality, correctness, and software engineering practices.
- Fact-check technical implementations and ensure alignment with prompts, standards, and best practices.
- Produce high-quality JavaScript explanations, prompts, and model solutions.
- Compare and rank multiple AI-generated responses by correctness, readability, efficiency, and contextual relevance.
- Create training content for:
- front-end and back-end
- async programming
- modern JavaScript development workflows
- Test AI outputs for inconsistencies, edge cases, and reasoning gaps in JavaScript/TypeScript tasks.
Requirements
- Bachelor’s degree in Computer Science (or closely related technical field).
- Strong professional JavaScript experience with expertise in:
- ES6+
- closures
- async/await
- prototype inheritance
- JavaScript event loop behavior
- Experience evaluating code for correctness, readability, maintainability, performance, and edge cases in production.
- Hands-on experience with code review, technical discussions, mentoring, or architecture evaluation.
- Proficiency with modern frameworks/runtimes, e.g.:
- React, Angular, or Vue.js; and/or
- Node.js with Express or NestJS
- Experience using LLMs/AI coding assistants with the ability to critically validate outputs and explanations.
- Strong English communication and technical writing skills.
Nice to Have
- Familiarity with TypeScript.
- Experience with front-end/back-end integration.
- Experience with bundlers/tooling such as Webpack, Vite, or Rollup.
- Experience in AI data training or evaluation workflows.
Scraped 5/12/2026