David N.

Key Skills

Software

Other

CVAT

Data Annotation Tech

Labelbox

Top Subject Matter

Computer Vision (object detection and image classification)

Legal Services & Contract Review

Regulatory Compliance & Risk Analysis

Top Data Types

Image

Text

Document

Top Task Types

Object Detection

Freelancer Overview

OpenTrain AI Editor (Target Role) — Self-directed practice & freelance projects. Brings 14+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Science, University of Nigeria, Nsukka (2002) and West African Senior Secondary School Certificate, Comprehensive Secondary School, Amauzari (1995). AI-training focus includes data types such as Image and labeling workflows including Object Detection.

Labeling Experience

OpenTrain AI Editor (Target Role) — Self-directed practice & freelance projects

OtherImageObject Detection

As an OpenTrain AI Editor, you annotated and labeled images for object detection and classification tasks using bounding boxes, polygons, and keypoints. You reviewed and corrected pre-labeled datasets to achieve over 98% inter-annotator agreement. You developed annotation guidelines and quality checklists while collaborating with project managers to improve labeling workflow efficiency. • Labeled image regions using bounding boxes and polygon shapes • Corrected and validated existing annotations for accuracy • Authored project-specific guidelines and quality checklists • Optimized labeling workflows with an estimated 20% turnaround-time improvement

2025 - Present

Education

Work History