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Tooling Engineer (Business Analysis Model Evaluation)

Evaluate AI-generated business analysis responses, create difficult test prompts, and explain factual or reasoning errors. This part-time contractor role is worldwide, requires English fluency, and involves 20+ hours weekly.

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OpenTrain AI

Generative AI & RLHF

100% Remote

Contract, part-time

Engagement

Remote

Location

Oct 20, 2026

Posted

Open worldwide

The Work

This role focuses on evaluating and improving large language models through business-analysis tasks. You will test whether AI responses are accurate, logical, relevant, and useful.

The title is Tooling Engineer, while the listed work focuses on business analysis model evaluation. Review the duties and qualifications before applying.

  • Create complex business-analysis prompts that test language-model capabilities.
  • Review AI-generated responses for factual accuracy, reasoning, relevance, and overall quality.
  • Find factual errors, logical inconsistencies, knowledge gaps, and other weaknesses.
  • Design difficult test cases and edge cases that expose model limitations.
  • Write clear, detailed, evidence-based feedback to support model improvement.

What It Pays And Takes

The listing does not provide a pay rate. This is a part-time contractor role with a 20+ hour weekly commitment.

  • Pay: Not provided in the role details.
  • Workload: 20+ hours per week.
  • Work arrangement: Part-time contract work.
  • Location: Open worldwide.
  • Language: Excellent written English communication skills.
  • Experience level: Entry level.
  • Education: A master's degree or higher in a relevant field.
  • Experience: At least three years of professional, research, or teaching experience.
  • Skills: Strong analytical and critical-thinking abilities, exceptional attention to detail, and deep knowledge of your field.
  • Helpful background: Experience with large language models or generative AI, prompt engineering, AI evaluation, model testing, edge-case design, or stress-testing AI systems.

How It Works

Apply on OpenTrain with your resume, then complete the application on the hiring site. OpenTrain is the platform where people find AI training and data-labeling work, build a profile, and start applications.

About AI Training Work

AI training is the human work behind artificial intelligence. People write prompts, review model responses, and explain errors so AI systems can produce more accurate and reliable results. OpenTrain helps people discover these projects and build careers in the field.

Requirements

  • Experience: Entry level
  • Languages: English

How to apply

  1. Apply here on OpenTrain. You create a free account, and we send you to the hiring platform.
  2. Complete your application on the hiring platform.

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