Participated in large-scale AI data annotation projects across multiple domains including autonomous driving, fashion recognition, traffic surveillance, handwriting recognition, and audio processing.

Annotated and reviewed image and audio datasets following strict quality guidelines and project-specific annotation standards.

Handled complex edge cases and ambiguous data to ensure high annotation accuracy and consistency.

Collaborated with QA teams and project managers to review, correct, and improve annotation outputs.

Worked with multiple annotation tools and proprietary platforms, adapting quickly to different workflows and requirements.

Maintained high productivity while meeting tight deadlines on long-term and short-term projects.

Annotation tools & platforms: Labelbox, Scale AI, DataAnnotation, proprietary tools from Inffiniq, Viettel, and similar image/audio annotation systems.