AI Data Annotator (Remote) — Freelance / Independent Contractor
Freelance AI Data Annotator performing high-accuracy annotation and labeling across image, video, audio, and text datasets. Tasks included object detection, semantic segmentation, polygon annotations, and image classification, along with NLP dataset labeling for sentiment analysis and NER. The role emphasized dataset consistency, quality assurance, and adherence to project guidelines while supporting remote collaboration and strict deadlines. • Object detection and semantic segmentation • Polygon annotation and image classification • NLP sentiment analysis and named entity recognition (NER) • Data QA for consistency, quality, and compliance