Freelance Data Annotator
I labeled and categorized datasets to train AI models, primarily involving text classification and sentiment tagging. I ensured high accuracy and compliance with provided annotation guidelines across large data volumes. My work contributed to reducing revision cycles and delivering high-quality labeled data for AI applications. • Responsible for annotating and labeling text data for classification and sentiment analysis. • Maintained accuracy by carefully following annotation rules and procedures. • Identified and flagged ambiguous or problematic entries for review. • Used annotation tools and interfaces for efficient and consistent results.