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Expert Opportunity - Sub-Editor ($70/hr, up to $1,400/week)

  • Canada
  • Remote
  • Posted Aug 21, 2026
  • 1 position

US$70 / hour

Opens an external site

Employment type
Part-time
Experience level
Senior · 5+ years
Posting language
English
Working hours
20 hours per week
Seniority
Mid-Senior level

Job summary

Train a foundational AI language model by creating, evaluating, and refining AI-generated business documents, spreadsheets, and slide decks. Responsibilities include auditing financial formulas, proofing executive memos, and ensuring brand and template compliance.

Job details

About This Opportunity We're working with a leading foundational AI lab to find experienced sub-editors who can help train their latest language model on professional document, spreadsheet, and slide deck tasks. We're looking for sub-editors with 5+ years reviewing, proofing, and quality-checking business documents, spreadsheets, and slide decks before executive or client delivery to create, evaluate, and refine AI-generated documents, spreadsheets, and slide decks across core workflows: board-ready slide deck formatting reviews, financial model and spreadsheet formula audits, executive memo proofing passes, brand and template compliance checklists, client-facing proposal document reviews, and cross-document consistency trackers. Compensation: $70/hour Commitment: Flexible, 5-20 hours per week (or more if desired) Location: Fully remote, work on your own schedule Start date: ASAP Qualifications 5+ years in a QA, editorial, or production role reviewing business documents, spreadsheets, and slide decks for accuracy, formatting, and consistency before external delivery Sharp eye for formula errors, broken links, mismatched figures, and formatting drift across Word, Excel, and PowerPoint (or Google Docs, Sheets, and Slides) deliverables Expert-level document, spreadsheet, and slide craftsmanship, with excellent written communication and attention to detail About Ethos Ethos is a new expert network built by a McKinsey/SoftBank/DeepMind team and backed by world-leading investors like General Catalyst. We connect experts with investors and consultancies for paid expert calls, speaking engagements, and advisory opportunities. Key Requirements 5+ years in a QA, editorial, or production role reviewing business documents, spreadsheets, and slide decks for accuracy, formatting, and consistency before external delivery Sharp eye for formula errors, broken links, mismatched figures, and formatting drift across Word, Excel, and PowerPoint (or Google Docs, Sheets, and Slides) deliverables Expert-level document, spreadsheet, and slide craftsmanship, with excellent written communication and attention to detail

What you’ll do

Train a foundational AI language model by creating, evaluating, and refining AI-generated business documents, spreadsheets, and slide decks. Responsibilities include auditing financial formulas, proofing executive memos, and ensuring brand and template compliance.

Requirements

Requires 5+ years of experience in QA, editorial, or production roles focusing on professional business deliverables. Candidates must possess expert-level craftsmanship in document formatting and a sharp eye for technical errors across office software suites.

Listed skills

  • Quality assurance · Preferred
  • Attention to detail · Preferred
  • Microsoft Excel · Preferred
  • Microsoft Word · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

  • Sub-editing
  • Proofreading
  • Quality Assurance
  • Document Formatting
  • Spreadsheet Auditing
  • Slide Deck Design
  • Financial Modeling
  • Executive Communication
  • Brand Compliance
  • Attention To Detail
  • Microsoft Word
  • Microsoft Excel
  • Microsoft PowerPoint
  • Google Docs
  • Google Sheets
  • Google Slides

Job areas

  • Creative & Media
  • Technology
  • Consulting
  • Administrative
  • Marketing