Freelance Data Annotator & AI Training Specialist — Upwork, TELUS International, Prolific (Remote)
Annotated 10,000+ samples across text, image, and audio modalities for AI/ML clients. Generated NLP annotations for Prolific survey-based dataset generation, text relevance scoring, and instruction-response evaluation to support RLHF pipelines. Produced speaker diarization, timestamping, and verbatim transcription with consistent accuracy above 98%. • Speaker diarization and time-stamped verbatim transcription • Survey-based NLP dataset generation and relevance scoring • Sentiment tagging, entity recognition labeling, and content classification • NDA/data-privacy compliant handling of confidential client data