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O
Ogbonna C.

Ogbonna C.

AI data Annotator - science and text evaluation specialist

Nigeria flagowerri, Nigeria

Key Skills

Software

CVATCVAT

Top Subject Matter

Healthcare and life science
Artificial Intelligence technology
E-commerce and General

Top Data Types

TextText

Top Task Types

Bounding BoxBounding Box

Freelancer Overview

am a detail-oriented freelance remote worker with practical experience in digital tasking, data evaluation, and text analysis using a MacBook environment. I specialize in following complex guidelines to categorize data, tag images, and perform text labeling with high precision. My background allows me to approach data annotation systematically, ensuring that all project-specific formatting, linguistic guidelines, and data quality standards are strictly met. I am highly skilled at analyzing chatbot responses and checking facts to improve AI model accuracy. ​What sets me apart is my academic background in Science Laboratory Technology at the Federal University of Technology, Owerri (FUTO). This scientific training has deeply ingrained in me a strong analytical mindset, excellent data collection accuracy, and a strict adherence to precise protocols. I successfully apply these exact quality-control habits to AI model evaluation, prompt text comparison, and data labeling, making me a highly reliable and efficient asset for training advanced AI models.

Labeling Experience

LLM Chatbot Evaluation and RLHF

TextTextEvaluation/RatingEvaluation/Rating

Evaluated and scored chatbot responses for accuracy and tone based on strict guidelines. ran fact-checking searches and wrote clear descriptions comparing responses to help train advanced AI models.

2025 - Present

Education

F

Federal University of technology, owerri

Bachelor of Technology, Science laboratory technology

Bachelor of Technology
2021 - 2025

Work History

S

Self-emplyed

Freelance remote worker

owerri
2025 - Present