JavaScript Coding Specialist - Freelance AI Trainer Project

agency; United States; Remote; USD 11,000 - 90,000; Full time

Benefits offered by this job

Remote work

Contract-based

Job summary

Agency is seeking a mid-to-senior level contractor to help improve AI model performance on JavaScript software engineering tasks. You will discuss problems, test model responses for correctness and clarity, and document reproducible errors to guide improvements in prompts and evaluation methods.

The role requires strong practical JavaScript experience and the ability to articulate reasoning clearly. A degree in CS or a related field is preferred, with technical writing or open-source

Qualifications

• Strong, practical JavaScript experience.
• Ability to clearly explain technical reasoning and show how conclusions were reached.
• A bachelor’s, master’s, or doctoral degree in computer science, software engineering, or a related field is preferred.
• Technical writing experience or open-source contributions can demonstrate relevant skills.

Responsibilities

• Discuss JavaScript engineering problems and technical scenarios with an AI model.
• Check answers for logical correctness, coding fluency, quality, and clarity.
• Evaluate topics such as algorithms, data structures, asynchronous programming, API integration, memory management, object-oriented design, secure coding, and distributed systems.
• Record reproducible errors and describe the conditions that lead to them.
• Recommend improvements to prompts and evaluation criteria.

Skills

JavaScript

Explain reasoning

Education

Bachelor's degree in computer science or related field

Job description

Role overview

Help improve AI model performance by evaluating its responses to JavaScript software engineering tasks. The work combines practical coding judgment with clear explanations: you will test the model across development topics, identify errors, and provide evidence that can guide improvements to its reasoning and evaluation.

Responsibilities

• Discuss JavaScript engineering problems and technical scenarios with an AI model.
• Check answers for logical correctness, coding fluency, quality, and clarity.
• Evaluate topics such as algorithms, data structures, asynchronous programming, API integration, memory management, object-oriented design, secure coding, and distributed systems.
• Record reproducible errors and describe the conditions that lead to them.
• Recommend improvements to prompts and evaluation criteria.

Requirements

• Strong, practical JavaScript experience.
• Ability to explain technical reasoning clearly and show how conclusions were reached.
• A bachelor’s, master’s, or doctoral degree in computer science, software engineering, or a related technical field is preferred.
• Technical writing experience or open-source contributions can demonstrate relevant skills.

Benefits and work setup

• Remote, contract work at a mid-to-senior level.
• The listed pay range is $8–$65 per hour; the final rate depends on experience, expertise, and location and may differ from the range.
• Contractors provide their own secure computer and high-speed internet. Employer-sponsored health insurance and paid time off are not included.