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Fei X.

Fei X.

AI Data Annotation Specialist (Part-time), Talent AI

Hong Kong flagHK, Hong Kong

Key Skills

Software

Other

Top Subject Matter

Multilingual AI training datasets
Humanities & History Education
Humanities & Visual Content Analysis

Top Data Types

TextText
Computer Code ProgrammingComputer Code Programming
DocumentDocument

Top Task Types

Evaluation/RatingEvaluation/Rating
PolygonPolygon
Question AnsweringQuestion Answering

Freelancer Overview

As an AI Data Annotation Specialist (Part-time) at Talent AI, I bring over 6 years of hands-on experience in data labeling and AI training data preparation. I have worked extensively on text annotation projects, including long text analysis, as well as LMH image-text cover annotation. I am also experienced in image-text matching tasks from other platforms. These projects have strengthened my ability to deliver high accuracy and consistency in complex annotation workflows, with a strong focus on quality control. I graduated with a Bachelor of Applied Chemistry from Southwest University in 2022. I am detail-oriented, reliable, and committed to managing complex annotation tasks while ensuring reliable, high-quality results for AI model training.

Labeling Experience

AI Data Annotation Specialist (Part-time), Talent AI

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Provided multilingual data annotation and conducted quality review for AI training datasets at Talent AI, strictly following annotation guidelines. I specialized in LMH image-text cover (图文封) annotation, where I selected suitable images and crafted challenging questions based solely on visual information in the image. The goal was to create difficult questions designed to test the AI model’s limits, while providing detailed reasoning guidance and error corrections. These tasks focused on improving the model’s understanding of complex topics such as humanistic history, architectural spaces, and route planning. I also performed long text analysis and image-text matching projects. My work emphasized ensuring label consistency, accuracy, and high data quality to effectively support AI model training and evaluation. I adapted quickly to evolving annotation standards and consistently met tight deadlines. Key Contributions: Designed challenging questions for LMH image-text cover tasks by selecting images and creating questions that rely exclusively on visual content, aiming to rigorously test and improve the AI model’s comprehension of humanistic history, architectural space, and route planning. Provided detailed reasoning guidance and error correction to strengthen model performance. Annotated and analyzed long text content for AI training datasets. Performed quality checks and validation to maintain high annotation accuracy. Collaborated with project teams to improve labeling efficiency and overall data quality.

2026 - Present

Education

S

Southwest University

Bachelor of Applied Chemistry, Applied Chemistry

Bachelor of Applied Chemistry
2018 - 2022

Work History

R

Ruipin Manufacturing Co., Ltd.

E-commerce Operations Specialist

Quanzhou
2025 - 2026
Z

Zhejiang Hengda Network Engineering Co., Ltd.

Delivery Engineer

Jiulongpo District
2024 - 2025