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Key Skills
Software
Toloka
Appen
ClickworkerTop Subject Matter
Top Data Types
Image
Video
TextTop Task Types
Segmentation
Polygon
Bounding Box
Cuboid
Object Detection
Question AnsweringFreelancer Overview
Dynamic and detail-oriented Data Annotation Specialist and AI Trainer with 5 years of experience in enhancing machine learning models through high-quality data curation. Highly skilled in Reinforcement Learning from Human Feedback (RLHF), complex prompt engineering, and response evaluation for large language models (LLMs). Proven expertise in managing end-to-end data pipelines, including semantic segmentation, text classification, and named entity recognition (NER). Leveraging a strong background in computer science, programming logic, and multilingual translation, I specialize in bridging the gap between raw data and deployment-ready AI assets. Adept at navigating complex project guidelines, performing rigorous quality assurance, and identifying deep edge cases to minimize model bias and maximize accuracy. A reliable and self-motivated remote collaborator recognized for delivering high-throughput, premium-quality datasets that drive significant improvements in model performance across computer vision, natural language processing, and automated coding assistants. Ready to bring structured analytical skills and an efficient, high-standard workflow to advanced AI development teams.