Marketing Domain Expert (Enterprise Marketing)

About OpenTrain

OpenTrain is the #1 platform for people building careers in AI training and data labeling. We help contributors discover projects, build a unified portfolio, and grow durable freelance careers teaching AI — work that is remote, flexible, and on the cutting edge of how AI systems are created.

Why AI training matters

AI training (also called data labeling or human feedback work) is the human side of building modern AI: people write, review, and rate examples so models learn to behave productively and safely. This role helps shape how AI assists enterprise marketing teams by producing realistic business content and assessing AI outputs.

The role

OpenTrain is recruiting a Marketing Domain Expert to create high-quality AI training data focused on enterprise marketing workflows and business productivity scenarios. This is a contractor, part-time role (20+ hours/week) working remotely for OpenTrain.

Work includes writing authentic marketing materials, creating prompts and ideal AI responses, evaluating model outputs, and supporting documentation using Microsoft 365 tools.

• Employment type: Contractor, part-time
• Time commitment: 20+ hours/week
• Pay: PAY_PER_HOUR, up to $40/hr (hourly range $10–$40)
• Languages: English
• Data type: Text; label types: Text generation, Q&A, evaluation/rating
• ; Microsoft 365 for documentation

What you'll do

You will build realistic training examples and evaluate AI outputs to help models assist enterprise marketing teams and support business productivity workflows.

• Develop training data centered on enterprise marketing workflows and business productivity scenarios.
• Write campaign plans, stakeholder communications, reports, presentations, and project documentation.
• Review fictional company contexts and craft authentic user prompts plus ideal AI-generated responses.
• Assess AI output quality, accuracy, relevance, and usefulness and generate follow-up recommendations.
• Support content development and workflow documentation using Microsoft 365: Word, Excel, PowerPoint, Outlook, Teams, OneNote, and SharePoint.

Requirements

You must be able to work independently in a remote setting, communicate clearly, and apply marketing domain knowledge to realistic business scenarios.

• Enterprise marketing operations, business writing, and content strategy experience.
• Strong analytical reasoning and careful attention to detail.
• Experience writing prompts for real business scenarios.
• Proficiency with Microsoft 365 document creation and project management tools.
• Clear written and verbal communication skills and the ability to work independently.

Helpful background

These backgrounds make you especially competitive but are not strict requirements: product marketing, project management, knowledge management, or prior exposure to AI training and data annotation.

• Product marketing, project management, or knowledge management experience.
• Familiarity with AI training, data annotation, or evaluating AI-generated content.
• Experience supporting enterprise-level teams and knowledge-sharing initiatives.

Who should apply

This role is a fit for marketing professionals and communicators who want flexible, remote work shaping AI behavior for business use cases. Applicants at the entry level who already have demonstrated marketing operations or content strategy experience are welcome to apply.

• People who enjoy clear, precise business writing and realistic scenario design.
• Contributors seeking part-time remote work with steady weekly hours.
• Anyone interested in gaining AI training experience while applying marketing domain knowledge.

How it works / Next steps

Apply through OpenTrain to be considered for this contractor role. Selected contributors will produce text examples, write prompts and ideal answers, and perform evaluation/rating tasks using the project’s chosen tools. Deliverables focus on text generation, question-answering, and evaluation ratings for enterprise marketing scenarios.

• Prepare examples of business writing or marketing artifacts to demonstrate fit.
• Work is billed hourly under a PAY_PER_HOUR arrangement; details shared during onboarding.
• Open to applicants worldwide who can work in English.