Freelance AI Trainer at Appen (Crowd training/annotation)
Worked as a freelance AI trainer focused on supervised labeling and annotation tasks through Appen/Crowd sourcing workflows. Applied labeling guidance to produce high-quality ground truth for multimodal datasets. Supported translation and transcription labeling activities as part of the dataset preparation pipeline. • Image annotation and labeling • Video labeling • Translation (Kiswahili–English) • Transcription labeling