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R
Rachael O.

Rachael O.

AI Data Annotator | AI Training Specialist | Data Quality Reviewer

Nigeria flagIbadan, Nigeria

Key Skills

Software

DataloopDataloop
LabelboxLabelbox
OneFormaOneForma
Mighty AIMighty AI

Top Subject Matter

E-commerce – Product Categorization & Customer Support
Education – Research & Knowledge Management
Healthcare – Medical Records & Patient Data

Top Data Types

AudioAudio
DocumentDocument

Top Task Types

Bounding BoxBounding Box

Freelancer Overview

Aspiring AI Data Annotator and AI Training Specialist with strong skills in data verification, quality assurance, content review, and structured data management. Proficient in Microsoft Excel and digital productivity tools, with a keen eye for detail and a proven ability to follow detailed guidelines, maintain accuracy, and deliver high-quality results. Experienced in reviewing information, identifying inconsistencies, and organizing data efficiently to support decision-making and process improvement. Passionate about Artificial Intelligence and eager to contribute to data labeling, AI model evaluation, prompt testing, content annotation, and human-in-the-loop (HITL) workflows. A quick learner with strong analytical and problem-solving abilities, committed to helping improve AI systems through accurate data handling, quality control, and continuous learning in emerging AI technologies.

Education

O

Obafemi Awolowo University

B.sc, Microbiology

B.sc
2018 - 2024

Work History

W

World Health Organization

Independent Monitor (Oral Polio Vaccination Campaign)

Ibadan,Oyo state
2025 - 2026