Mathematics Specialist (Fluent in Korean) - Freelance AI Trainer Project Company: Meridial Marketplace, by Invisible Location: Remote (Indonesia) Employment Type: Contract Industry: Software Development Seniority Level: Mid-Senior Level Job Description: The role involves training advanced AI language models in mathematics. Specialists will challenge advanced language models on various mathematical topics and document every failure mode to improve model reasoning. Responsibilities: • Converse with AI models on classroom problems and theoretical mathematics questions • Verify factual accuracy and logical soundness • Capture reproducible error traces • Suggest improvements to prompt engineering and evaluation metrics Requirements: Language: Fluent in Korean (required) Education: Master's or PhD in mathematics or closely related quantitative field (ideal) Expertise Areas: • Algebra, calculus, number theory, linear algebra, differential equations • Statistics, geometry, mathematical logic, discrete mathematics • Real and complex analysis, optimization theory, mathematical proofs • Set theory, probability distributions, cryptographic algorithms, applied mathematics Preferred Qualifications: • Peer-reviewed publications • Teaching experience • Research in pure or applied mathematics • Mathematical modeling experience • Clear, metacognitive communication skills Compensation: • Pay range: $6-$65 per hour • Rate determined by experience, expertise, and geographic location • Contractor position (no company-sponsored benefits such as health insurance or PTO)