Sr. Content Writer | Up to $45/hr

Mercor; Montreal; On-site; CAD 73,000 - 100,000; Part time

Job summary

Mercor is seeking an AI Training Data Writer for a contract, part-time role (20 hours/week). The job involves crafting realistic prompts across journalism, business, and marketing, producing polished responses, and adapting tone to context.

All work must be human-written and delivered asynchronously, with independent deadlines. The position emphasizes strong writing skills, a diverse portfolio, and the ability to maintain quality and attention to detail while meeting deadlines in a

Qualifications

• Professional experience in journalism, education, content marketing, non-fiction writing, communications, or related field.
• Strong portfolio or track record of published writing, editorial work, curriculum development, or content strategy.
• Range and versatility in writing across formats, audiences, and levels of formality.
• Sharp instincts for tone, structure, and clarity.
• Strong attention to detail and high personal quality standards.

Responsibilities

• Write realistic prompts reflecting professional and everyday content requests in Communication, Essays, Concepts, Journalism, Business, Academic, and Product & Marketing.

Skills

Journalism

Content marketing

Non-fiction writing

Editorial work

Communications

Portfolio development

Job description

About The Job

Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D’Angelo, Larry Summers, and Jack Dorsey.

Position: AI Training Data Writer

Type: Contract

Compensation: $45/hour

Commitment: 20 hours/week

Role Responsibilities

• Write realistic prompts reflecting professional and everyday content requests in Communication, Essays, Concepts, Journalism, Business, Academic, and Product & Marketing.
• Craft polished, high-quality responses demonstrating strong writing across tone, structure, accuracy, and audience-awareness.
• Adapt voice and style to match context, ensuring a casual Slack message differs from a news explainer or product requirements doc.
• Ensure all work is entirely human-written; LLM-generated content is strictly prohibited.
• Work independently and asynchronously to meet deadlines while enhancing AI model performance.

Qualifications

Must-Have

• Professional experience in journalism, education, content marketing, non-fiction writing, communications, or a related field.
• A strong portfolio or track record of published writing, editorial work, curriculum development, or content strategy.
• Range and versatility in writing across multiple formats, audiences, and levels of formality.
• Sharp instincts for tone, structure, and clarity.
• Strong attention to detail and a high personal bar for quality.

Job Criteria

• Seniority level: Not Applicable
• Employment type: Part-time
• Job function: Writing/Editing
• Industries: Software Development