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R

Roki Sun

Annotation Analyst

ExpertOneforma

Key Skills

Software

OneFormaOneForma

Top Subject Matter

Supervised Machine Learning
Data Annotation Quality

Top Data Types

TextText
AudioAudio
ImageImage

Top Task Types

Classification
Segmentation

Freelancer Overview

Annotation Analyst. Core strengths include OneForma, Internal, and Proprietary Tooling. Education includes Bachelor, The North University of China (2024). AI-training focus includes data types such as Text, Audio, and Image and labeling workflows including Classification, Evaluation, and Rating.

Expert

Labeling Experience

OneForma

Annotation Analyst

OneformaTextClassificationSegmentation
As an annotation analyst at OneForma, I performed extensive data annotation on text, audio, and image datasets to support supervised machine learning training. My work required strict adherence to quality guidelines and helped drive improvements in data labeling accuracy and team efficiency. I contributed to workflow optimization and played a key role in onboarding and mentoring new team members. • Annotated over 50,000 items with greater than 98% accuracy, consistently meeting project service levels. • Reviewed and validated peer outputs, reducing labeling errors by 15% through effective feedback. • Created standard operating checklists that improved team throughput by 20%. • Trained and mentored 6 new annotators to maintain quality and consistency across projects.

As an annotation analyst at OneForma, I performed extensive data annotation on text, audio, and image datasets to support supervised machine learning training. My work required strict adherence to quality guidelines and helped drive improvements in data labeling accuracy and team efficiency. I contributed to workflow optimization and played a key role in onboarding and mentoring new team members. • Annotated over 50,000 items with greater than 98% accuracy, consistently meeting project service levels. • Reviewed and validated peer outputs, reducing labeling errors by 15% through effective feedback. • Created standard operating checklists that improved team throughput by 20%. • Trained and mentored 6 new annotators to maintain quality and consistency across projects.

2024 - 2026

Education

T

The North University of China

Bachelor

Bachelor
2020 - 2024

Work History

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