I’m Yamkela Ngubo, a detail-oriented Visual Data Annotator with 4 years of experience labeling, categorizing, and verifying image and video datasets for AI and machine learning projects. I specialize in bounding box annotation, semantic segmentation, object tracking, and quality assurance, and I consistently maintain accuracy above 98% while upholding data privacy and annotation guidelines.
I’m based in Port Shepstone, South Africa, holding a National Senior Certificate and a Business Management qualification (N4-N6). I am proficient with CVAT, Labelbox, and VGG Image Annotator (VIA), as well as Microsoft Excel and Google Sheets. I have trained junior annotators, collaborated with ML engineers to improve data quality, and thrive in remote work environments with tight deadlines.
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