Nhi N.

Key Skills

Software

LabelImg

Other

Top Subject Matter

AI/ML image dataset annotation (computer vision).

Document validation and digital map/image processing for business workflows.

Image restoration and compositing for photo processing.

Top Data Types

Image

Top Task Types

Object Detection

Classification

Freelancer Overview

Data labeling (image annotation). Brings 6+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include LabelImg, N, and A. Education includes Full Stack Developer, Can Tho University of Technology (2022). AI-training focus includes data types such as Images and labeling workflows including Object Detection, Evaluation, and Rating.

Labeling Experience

Image processing technician (image refinement)

OtherClassification

Performed image processing and restoration tasks for studio photo workflows. Adjusted and changed colors, replaced backgrounds, merged images, and used masks to separate visual elements. Created clipping paths using the pen tool to refine image outputs to project needs. • Adjusted colors and replaced/removed backgrounds in studio images. • Used channel masks and layer masks to separate image regions. • Used pen tool clipping paths for precise selections. • Restored and processed images according to production requirements.

2024 - 2026

Data analyst (data validation and digital record processing)

Validated and analyzed business documents and digital records according to defined research methods. Recorded and processed search results by organizing collected information into authenticated outputs. Also handled processing and judgment of digital map and image data based on project standards. • Researched and validated documents such as business licenses, certifications, and medical records. • Entered and managed required project data in a computer system. • Processed digital map and image data according to project standards. • Produced consistent, requirement-aligned documentation for business workflows.

2023 - 2024

Data labeling (image annotation)

LabelImgObject Detection

Annotated and labeled datasets including images for AI/ML projects. Performed object detection with bounding boxes, segmentation, classification, and tagging while following detailed annotation guidelines. Conducted QA/QC to review and correct labeling errors and managed large volumes of data under strict deadlines. • Labeled image data for AI/ML training tasks. • Applied bounding boxes, segmentation, and classification/tagging per guidelines. • Performed quality assurance to ensure label consistency and accuracy. • Used annotation tools such as LabelImg, CVAT, or internal platforms.

2022 - 2023

Education

Work History