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Freelance Writing Expert for AI Model Training Projects

Mercor

Remote · Canada Contract 2d ago

About the role

Subject: Application – Freelance Writing Expert for AI Model Training Projects (Ref J‑18808‑Ljbffr)

Dear Hiring Team,

I am writing to express my interest in the Freelance Writing Expert position supporting AI model‑training and quality‑assurance initiatives. With a strong background in technical writing, curriculum design, and data‑driven evaluation, I am confident I can deliver the high‑rigor prompts, rubrics, and testing frameworks you require.


Why I’m a Strong Fit

Requirement My Experience & Value Add
BS/BA from a reputable institution B.A. in English (University of Washington) with a minor in Computer Science; coursework included technical communication and human‑computer interaction.
Strong writing & critical‑thinking capabilities 5 + years as a freelance technical writer for SaaS and AI startups; authored 150+ documentation sets, whitepapers, and instructional guides that reduced onboarding time by 30 %.
Familiarity with ChatGPT or similar tools Daily user of ChatGPT, Claude, and Gemini for content generation, prompt engineering, and model evaluation. Built a prompt‑library for a fintech AI assistant that improved response relevance by 22 %.
Ability to work independently; US or Canada based Based in Seattle, WA. Successfully managed multiple remote contracts (10–30 h/week) with strict milestone delivery and no supervision.
Preferred teaching or research experience Adjunct instructor (2022‑2024) for “Technical Writing for Emerging Technologies” at a community college; supervised student research on AI‑generated text quality, publishing findings in the Journal of Applied Linguistics.

What I Will Deliver

  1. Prompt Design – Craft clear, context‑rich prompts aligned with target use‑cases (e.g., instruction following, reasoning, summarization). Each prompt will include variations for robustness testing and a metadata sheet for traceability.

  2. Evaluation Standards & Rubrics – Develop a multi‑dimensional rubric (accuracy, relevance, coherence, bias, safety) with weighted scoring and exemplar annotations. The rubric will be version‑controlled and accompanied by a guideline document for QA reviewers.

  3. Model Testing & Output Assessment – Execute systematic batch testing (≥ 5 k generated samples per prompt) using automated scripts and manual spot‑checks. Produce quantitative dashboards (precision/recall, BLEU, ROUGE, human‑rated scores) and qualitative analysis reports.

  4. QA Collaboration – Participate in weekly syncs with the QA team, provide real‑time feedback on rubric applicability, and iterate on evaluation criteria based on inter‑rater reliability metrics (Cohen’s κ ≥ 0.8 target).

  5. Project Management – Maintain a shared Kanban board (e.g., Trello) to track tasks, deadlines, and deliverables. Weekly status updates will be sent to the project lead, ensuring transparency and on‑time completion of the 20 h/week commitment.


Sample Deliverable (Excerpt)

Prompt Example – “Explain a Complex Concept to a Non‑Expert”

You are an AI tutor. Explain the concept of “gradient descent” to a high‑school student who has never taken calculus. Use everyday analogies, limit technical jargon, and provide a short example of how the algorithm improves over iterations. Keep the response under 150 words.

Rubric Snapshot (Score 1‑5)

Criterion Description Weight
Clarity Language is simple, no unexplained technical terms. 30 %
Accuracy Core concept of gradient descent is correctly described. 25 %
Analogy Effectiveness Analogy is relatable and aids understanding. 20 %
Conciseness Response ≤ 150 words without loss of meaning. 15 %
Safety/Bias No misleading or harmful statements. 10 %

Full rubric, scoring guide, and inter‑rater calibration notes are ready for immediate hand‑off.


Availability & Logistics

  • Hours: 20 h/week, flexible schedule (Pacific Time)
  • Contract Length: Available for the full two‑month period (and open to extension)
  • Tools: Google Workspace, Notion, GitHub, Jupyter, Python (for automated testing), and any preferred project‑management platform

Next Steps

I would welcome the opportunity to discuss how my expertise aligns with your project goals. Please let me know a convenient time for a brief call or video meeting. I can also share a portfolio of relevant prompt libraries and evaluation rubrics upon request.

Thank you for considering my application. I look forward to contributing to the success of your AI training initiatives.

Warm regards,

[Your Full Name]
Freelance Technical Writer & Prompt Engineer
Seattle, WA (US)
Phone: [Your Phone]
Email: [Your Email]
LinkedIn: [Your LinkedIn URL]
Portfolio: [Link to writing samples / GitHub]

Skills

ChatGPT

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