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🥝 AI Data QA Lead — Annotation Quality & Training

Welo Global | ciudadela, Argentina | Posted June 15, 2026

Job Description

Welo Global in Ciudadela, Buenos Aires is seeking a QC Coordinator for AI Data Annotation. The role is crucial for ensuring quality assurance processes so that annotated datasets meet defined guidelines.

The successful candidate will perform quality checks, track annotation defects, and coordinate training sessions for annotators. A Bachelor's degree and 2–4 years of experience in quality control are required. This position offers an opportunity to enhance QA practices within a dynamic team.

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