Freelance Mathematics Expert – AI Trainer

Job Overview

Mindrift is seeking a Freelance Mathematics Expert to join its global team as an AI Trainer. In this fully remote, project-based role, you will apply your mathematical expertise to contribute to supervised fine-tuning, reinforcement learning from human feedback (RLHF), model evaluation, and red-teaming for frontier AI models. This is an opportunity to directly shape the future of generative AI.

Company Overview

Mindrift (mindrift.ai) is a private expert-sourcing platform built by Toloka, a Nebius Group company and a global leader in data services for AI since 2014. Headquartered in Amsterdam, Netherlands, Mindrift connects domain experts across 50+ domains and 15+ languages with AI training projects for leading global technology companies. The platform offers flexible, fully remote, project-based opportunities, empowering experts to contribute to the development of cutting-edge generative AI models.

Quick Details

• Salary Range: Market Competitive
• Job Type: Part-time
• Qualifications: None / Open to all applicants
• Experience: 5 Year+

Key Responsibilities

• Apply advanced mathematical expertise to evaluate and refine AI models.
• Contribute to supervised fine-tuning and reinforcement learning from human feedback (RLHF) projects.
• Perform comprehensive model evaluation and red-teaming to identify biases and limitations.
• Analyze complex AI model outputs and provide detailed, actionable feedback.
• Collaborate effectively on diverse, project-based AI training initiatives.
• Ensure the highest quality and accuracy of AI model performance through expert insights.

Requirements

• Proven expertise in mathematics, statistics, or a related quantitative field.
• Strong analytical and advanced problem-solving skills.
• Demonstrated familiarity with AI/ML concepts and model training methodologies.
• Excellent communication and explanatory skills for providing clear feedback.
• Ability to work independently and manage time effectively on remote, project-based tasks.
• High attention to detail and a steadfast commitment to quality.

Benefits

• Flexible, fully remote work opportunities from anywhere in Czechia.
• Directly shape the future of generative AI by contributing to leading models.
• Access to diverse, cutting-edge AI training projects.
• Opportunity to collaborate with a global leader in AI data services.
• Competitive, project-based compensation aligned with expertise.
• Significant professional growth within the rapidly evolving AI industry.