Hoang Dieu
Hoang Dieu

AI Data Annotation Specialist and Project Lead

Open to offers · Member since 10 Oct 2026
Location
Hanoi, Vietnam
Desired salary
Unspecified
Work preference
Remote Only
Experience level
Senior

About

Professional summary

I am an AI Data Annotation Specialist and Project Lead with more than five years of experience in image annotation, LiDAR annotation, data processing, quality assurance, and team leadership.

I specialize in building high-quality datasets for computer vision applications, including autonomous driving and street-scene projects. My technical experience includes 2D bounding boxes, polygon segmentation, image classification, 3D bounding boxes, semantic segmentation, and point cloud segmentation.

I have led annotation teams, assigned workloads, trained new employees, monitored delivery KPIs, and established QC/QA workflows. I focus on improving annotation accuracy, consistency, and operational performance across large-scale projects.

I have collaborated with international clients and worked directly with client guidelines to review, validate, and refine datasets. I am experienced in transforming raw image and LiDAR data into structured, model-ready training datasets.

My background also includes English data processing, marketing support, field surveys, document preparation, and content writing. I bring strong analytical thinking, attention to detail, adaptability, and a practical approach to team training and process optimization.

Skills

10 capabilities

Experience

Career history

Project Lead / Assistant Manager Infiniq Vietnam

Planned and operated AI data projects involving image and LiDAR datasets. Managed 2D and 3D annotation teams, monitored delivery KPIs, and developed QC/QA workflows to improve quality and team performance.

Performed and reviewed 3D bounding box annotation, 3D semantic segmentation, and point cloud segmentation for vehicles, pedestrians, assets, and other objects. Cleaned and standardized point cloud data, followed international client guidelines, reduced data errors through QC optimization, and trained teams for large-scale projects.

Image Processing Team Lead Dataset Company (Vietnam)

Led an image processing team by assigning tasks, managing workflows, training new employees, and maintaining annotation quality standards.

Participated in basic 3D data processing and supported annotation quality-checking activities for project datasets.

Marketing & Project Support I-Link Media Vietnam

Conducted field surveys for advertising placements and supported project-related coordination activities.

Created proposals and client-facing documents and wrote marketing content for business communication needs.

Image Annotation Specialist (2D/3D) Infiniq Vietnam

Performed 2D image annotation for computer vision datasets, including object labeling and dataset preparation.

Reviewed and validated dataset quality to ensure annotations met project requirements and quality standards.

Image Processing Team Leader Vietnam Smart BPO (VSBPO)

Managed an image annotation team, distributed tasks, trained new employees, and worked directly with clients on project requirements.

Performed and supervised 2D bounding box annotation, polygon segmentation, image classification, and data quality validation activities.

English Data Processing Specialist Phuong Chi Software Company

Processed English text and image data, including grammar correction and keyword extraction.

Reviewed and corrected junior staff outputs to support quality and consistency across data-processing tasks.

Data Collector Vietnam Smart BPO

Collected data as a part-time employee to support operational data requirements.

Contributed to data gathering activities during a short-term engagement.

Data Quality Intern Dong Kinh Investment Company

Completed an internship focused on data quality activities.

Supported data checking and quality-related operational tasks.

Education

Learning history

National Economics University (NEU)

Bachelor's Degree, Socio-Economic Statistics

Bachelor's degree in Socio-Economic Statistics.

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