AI Trainer & Data Annotation Specialist at Freelance /Contract

5+ years of experience in AI training, specializing in data labeling, annotation, and fine-tuning machine learning models across domains (healthcare, e-commerce, finance). Proficient in image, text, and audio data annotation, preparing datasets for supervised learning. Expert in prompt engineering to optimize inputs/outputs for large language models, improving accuracy and response quality. Conducted QA checks and enhanced AI model performance through iterative feedback loops. Collaborated with clients to assess AI training needs, delivering tailored solutions that meet project requirements and deadlines.