This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Marketing Expert based in Brazil. We are seeking an experienced marketing professional to help shape the future of artificial intelligence by designing realistic, challenging tasks for advanced AI agents. In this remote contract role, you will transform your marketing expertise into practical assignments that reflect real-world business challenges. You will develop campaign strategies, conduct market research, analyze performance data, and create marketing assets that test AI capabilities. You will also establish evaluation criteria and assess AI-generated outputs for accuracy, strategic thinking, and execution quality. This opportunity is ideal for professionals who combine hands-on marketing experience with strong analytical and critical-thinking skills. Your contributions will help improve how AI systems perform complex marketing work and deliver meaningful business results.