Data Annotation Specialist & Team Lead
Managed large-scale text data annotation projects focused on Named Entity Recognition (NER), Named Entity Disambiguation (NED), and multi-label text classification. Oversaw complex labeling workflows for clients in the finance and media sectors, maintaining accuracy standards above 95%. Ensured consistent adherence to annotation guidelines and conducted systematic quality checks across all deliverables. • Executed high-volume entity tagging, relationship annotation, and context disambiguation tasks • Led a team of 30+ annotation specialists, coordinating workflow distribution and quality oversight • Conducted regular reviews including F1 score optimization, accuracy validation, and client communication • Developed and enforced rigorous annotation standards and project timelines