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Owolabi Abolore Opeyemi

Owolabi Abolore Opeyemi

Freelance AI Trainer & Data Annotation Specialist

Nigeria flagIbadan, Nigeria
$10.00/hrEntry LevelOtherTolokaMercor

Key Skills

Software

Other
TolokaToloka
MercorMercor
iMeritiMerit
CVATCVAT

Top Subject Matter

AI/ML Dataset Quality Assurance
Software Testing and Quality Assurance
Customer Support

Top Data Types

TextText
ImageImage
VideoVideo

Top Task Types

Bounding Box
Segmentation
Object Detection
Text Generation
Question Answering
Cuboid
Text Summarization
Fine Tuning
Transcription
Evaluation Rating

Freelancer Overview

Freelance AI Trainer & Data Annotation Specialist. Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Education, University of Ibadan (2024) and National Certificate in Education, Federal College of Education (Special), Oyo (2015). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

Entry LevelEnglish

Labeling Experience

Freelance AI Trainer & Data Annotation Specialist

OtherText
This role involved reviewing, evaluating, and annotating AI-generated textual content to support machine learning model improvements. The tasks required maintaining high labeling standards, ensuring accuracy and relevance, and providing actionable feedback. Responsible for reviewing diverse prompt types and systematically identifying inconsistencies in model responses. • Delivered structured, corrective feedback to improve AI model reliability. • Maintained daily quality and volume targets for annotation assignments. • Assessed tone, contextual relevance, logical coherence, and factual accuracy in responses. • Supported model training cycles with consistent, high-quality labeled data.

This role involved reviewing, evaluating, and annotating AI-generated textual content to support machine learning model improvements. The tasks required maintaining high labeling standards, ensuring accuracy and relevance, and providing actionable feedback. Responsible for reviewing diverse prompt types and systematically identifying inconsistencies in model responses. • Delivered structured, corrective feedback to improve AI model reliability. • Maintained daily quality and volume targets for annotation assignments. • Assessed tone, contextual relevance, logical coherence, and factual accuracy in responses. • Supported model training cycles with consistent, high-quality labeled data.

2025 - Present

Education

U

University of Ibadan

Bachelor of Education, Education

Bachelor of Education
2020 - 2024
F

Federal College of Education (Special), Oyo

National Certificate in Education, Education

National Certificate in Education
2012 - 2015

Work History

M

Mercor

Generalist Expert

LA
2026 - Present
L

Lumi Card

Customer Care Representative

Ibadan
2023 - 2025