AI Data Annotation Specialist with 4+ years of experience in large-scale dataset annotation, prompt engineering, and AI model evaluation across computer vision and NLP domains. Proven track record of improving dataset quality, annotation accuracy, and model performance (up to 40% improvement in engagement and 18% increase in output quality). Experienced in managing annotation workflows, resolving edge cases, and collaborating with cross-functional teams to optimize AI training pipelines. Proficient in CVAT, Labelbox, Roboflow, and custom annotation tools, with strong expertise in UI/UX labeling and video/image data annotation.
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