Mark Humphrey

Key Skills

Software

CVAT

LabelImg

Roboflow

Top Subject Matter

Annotation for AI model training

object detection

and classification

Top Data Types

Image

Top Task Types

Bounding Box

Freelancer Overview

Freelance Image Annotator (Remote). Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include CVAT, LabelImg, and Roboflow. Education includes Bachelor of Science, N/A (2025). AI-training focus includes data types such as Image and labeling workflows including Bounding Box.

Labeling Experience

Freelance Image Annotator (Remote)

CVATImageBounding Box

I performed image annotation tasks for AI training projects, utilizing bounding boxes, segmentation, and tagging on large datasets. My responsibilities included ensuring data accuracy and consistency while following strict annotation guidelines. I maintained high precision during quality assurance and delivered annotated data within set deadlines. • Used bounding box and segmentation techniques for image annotation • Followed precise annotation guidelines for AI model training • Conducted regular quality assurance checks • Managed and delivered remote annotation tasks on schedule.

I performed image annotation tasks for AI training projects, utilizing bounding boxes, segmentation, and tagging on large datasets. My responsibilities included ensuring data accuracy and consistency while following strict annotation guidelines. I maintained high precision during quality assurance and delivered annotated data within set deadlines. • Used bounding box and segmentation techniques for image annotation • Followed precise annotation guidelines for AI model training • Conducted regular quality assurance checks • Managed and delivered remote annotation tasks on schedule.

2025 - Present

Education

Work History