1T

Marketing Specialist – AI Trainer

10x Team

Brussels, BEremote country$99k-$145k/yrPosted May 28, 2026
Posting intelligenceMay be filled, listed long ago

About the role

Updated: 07 July 2026

Freelance | 8–20 hrs/week | Remote (EU/UK)

Are you an experienced marketing specialist who instinctively spots gaps in strategy, messaging, or campaign execution and understands the complex realities of modern marketing practice? Do you have 8 to 20 hours per week available alongside your main job or consulting projects? Join us in shaping how AI understands and applies marketing expertise at scale.

About the Role 10x.team connects expert freelancers with leading AI labs building next-generation models. We are looking for knowledgeable marketing specialists based in the EU or UK to enhance the accuracy, depth, and real-world relevance of AI-powered marketing systems.

What You Will Do

- Review and refine AI-generated outputs related to marketing strategies, campaign planning, performance analysis, and practical marketing execution

- Evaluate AI responses for marketing accuracy, practicality, and compliance with real-world best practices

- Draft realistic marketing scenarios based on your direct professional experience

- Create scenario variations from different perspectives (e.g. marketing specialist, client, agency partner, or brand manager)

- Identify gaps, oversights, or weak reasoning in AI-generated marketing content

In simple terms: You will assess and improve AI-generated content, ensuring it reflects sound marketing reasoning, authentic campaign documentation, and practical procedures. Rather than running traditional marketing projects, you’ll apply your expertise to help AI systems understand and reason about marketing processes at scale.

Who You Are

- A senior-level marketing specialist with significant professional experience within the EU or UK

- Experienced in advising on, preparing, and executing marketing campaigns and strategies

- Skilled at evaluating marketing documentation, methodologies, and compliance with best practices

- Comfortable working independently and providing structured, critical feedback

- Available for 8–20 hours per week, with prompt availability

Why Join?

- Flexible, fully remote freelance work that fits your current commitments

- Apply your marketing expertise in a rapidly evolving, high-impact AI environment

- Directly contribute to building advanced AI marketing systems

- Free access to our in-house AI Academy to further develop your AI skillset

- Clear onboarding, structured tasks, and ongoing opportunities for collaboration

How to Apply:

After applying, you’ll receive an email detailing the steps to:

- Complete a short written assessment

- Participate in an AI-powered interview

Important: Your application is only complete once you finish all steps via the email link.

Please note: these AI Lab missions are not traditional job openings with fixed start dates. Project demand is highly dynamic and matching depends on your expertise, availability, and current AI Lab needs. Some experts are matched within days, while others may wait longer for a suitable project.

Join us to help shape the marketing expertise of the world’s most advanced AI models!

Compensation

This Marketing role pays $99k-$145k/yr. Within typical range for marketing roles in Belgium.

Questions about this role

Click "Apply with AI Applyd" above and you are done. Your resume is rewritten for this advert, the screening questions are answered, and it is submitted on 10x Team's own hiring system. No retyping your history, no fourteen tabs, no evening lost.

Compensation for Marketing roles in Belgium varies widely by seniority, employer size, and remote vs onsite arrangement. Check the salary range on this listing when published, or browse our Marketing hub for Belgium medians across recent openings.

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