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About Invisible Agency

Invisible Agency is a remote‑first company delivering AI solutions to clients worldwide. We are seeking a Mathematics Specialist who is fluent in Russian to join our team as an AI Trainer, helping to build and refine high‑quality training data for AI models.

Position

Mathematics Specialist (Fluent in Russian) – AI Trainer

What you’ll do

Label and annotate Russian-language data with mathematical content for AI training
Review datasets for accuracy, consistency, and completeness following documented guidelines
Collaborate with data scientists to improve model performance through high‑quality data
Document labeling standards and contribute to process improvements
Participate in data-quality assurance activities and provide constructive feedback

Requirements

Fluent in Russian
Strong mathematical background
Experience with data labeling or AI training is a plus
Excellent attention to detail and ability to follow labeling guidelines
Strong communication and ability to work effectively in a remote team

Nice to have

Experience with annotation tools or ML datasets
Basic Python or data science knowledge

What we offer

Remote work with a worldwide team
Competitive compensation
Flexible schedule and collaborative culture
Opportunities for growth in AI/data roles

Agency