Pristines A.

Key Skills

Freelancer Overview

PROFESSIONAL SUMMARY Meticulous and results-driven Data Labeling Specialist with 3+ years of hands-on experience across the full spectrum of AI annotation tasks — including document annotation, image and video annotation, audio and speech labeling, and named entity recognition. Adept at interpreting complex annotation guidelines and delivering high-accuracy, consistently labeled datasets that directly improve machine learning model performance. Proven ability to meet volume targets without sacrificing quality, with a track record of collaborating effectively with cross-functional AI development and QA teams in remote, project-based environments. ANNOTATION EXPERTISE PROFESSIONAL EXPERIENCE Data Labeling Specialist Mar 2023 – Present DataForge AI Solutions Performed high-volume document annotation tasks including PDF extraction, entity tagging, layout analysis, and semantic classification across legal, medical, and financial documents. Executed precise image annotation using bounding boxes, polygon segmentation, keypoint labeling, and semantic segmentation for computer vision model training datasets. Annotated video footage with frame-by-frame object tracking, action recognition labels, and temporal event markers, maintaining >98% inter-annotator agreement scores. Transcribed and labeled 500+ hours of audio and speech data, including speaker diarisation, intent tagging, sentiment labeling, and phoneme-level annotation for NLP and ASR model training. Collaborated with QA review