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🥝 AI Data QA Lead — Annotation Quality & Training

Welo Global | san isidro, Argentina | Posted June 15, 2026

Job Description

Welo Global is seeking a QC Coordinator for AI Data Annotation in San Isidro, Buenos Aires, Argentina. This position plays a crucial role in ensuring quality assurance processes and guarantees that annotated datasets meet defined guidelines.

You will conduct quality checks and track annotation defects while organizing training sessions for annotators, ensuring continuous improvement in QA practices. The ideal candidate has a Bachelor's degree and 2-4 years of relevant experience.

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