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A
Ahmad O.

Ahmad O.

Freelance Data Annotation Specialist (AI Image Labeling)

Nigeria flagLagos, Nigeria

Key Skills

Software

ClickworkerClickworker
AppenAppen
MercorMercor
Micro1
RemotasksRemotasks

Top Subject Matter

Machine learning image datasets (object labeling and segmentation).
AI training image annotation and dataset QA.

Top Data Types

ImageImage
TextText
DocumentDocument

Top Task Types

Bounding BoxBounding Box
SegmentationSegmentation

Freelancer Overview

Freelance Data Annotation Specialist (AI Image Labeling). Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include N and A. Education includes Software Engineer Certificate, ITSKILLS Centers (2023) and Frontend Development Certification, ITSKILLS Centers (2023). AI-training focus includes data types such as Image and labeling workflows including Bounding Box and Segmentation.

Labeling Experience

AI Image Annotation Projects (Freelance/Project Work)

ImageImageSegmentationSegmentation

Assisted with AI image annotation projects intended for training data generation and dataset improvement. Helped validate and refine labeled outputs through quality assurance processes to support higher dataset accuracy. Contributed to end-to-end preparation of image annotations used for machine learning model development. • Worked on image labeling and annotation tasks for AI training datasets. • Supported dataset accuracy improvements via quality assurance. • Ensured labeled outputs were suitable for machine learning training use.

2024 - Present

Freelance Data Annotation Specialist (AI Image Labeling)

ImageImageBounding BoxBounding Box

Provided freelance AI image labeling and data annotation services for machine learning training datasets with a focus on accurate object identification. Applied bounding box and segmentation-based annotation techniques to label images, objects, and categories with consistency. Performed quality checks to improve annotation reliability and dataset readiness for model training. • Labeled objects, images, and categories with high precision and consistency. • Used bounding box and segmentation methods for varied labeling needs. • Conducted quality assurance checks to ensure annotation accuracy. • Supported dataset preparation for downstream AI model training.

2024 - Present

Education

I

ITSKILLS Centers

Backend Development Certification, Backend Development

Backend Development Certification
2023 - 2023
I

ITSKILLS Centers

Frontend Development Certification, Web Development

Frontend Development Certification
2023 - 2023

Work History

S

Self-Employed

Freelance Software Engineer (Backend)

Lagos
2024 - Present
S

Self-Employed

Freelance Software Engineer (Frontend and Backend)

Lagos
2024 - Present