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Blessing O.

Blessing O.

Audio AI Training Data Annotator (Speech & News Content)

Nigeria flagIbadan, Nigeria

Key Skills

Software

Other

Top Subject Matter

Audio Data Labeling & Speech Annotation
Speech Recognition & Natural Language Processing (NLP) Data Support
Content Classification & Quality Assurance for AI Training Data

Top Data Types

AudioAudio
TextText
ImageImage

Top Task Types

Fine-tuningFine-tuning
TranscriptionTranscription
Evaluation/RatingEvaluation/Rating

Freelancer Overview

I’ve built strong hands-on experience with AI training data and data labeling projects. These roles sharpened my eye for detail, critical thinking, and ability to follow complex guidelines closely. I’ve evaluated AI responses, checked prompt adherence, caught factual errors, reviewed grammar and quality, and ensured outputs met safety standards. I’m comfortable handling large data volumes, making consistent decisions, and giving clear feedback that improves model performance. What sets me apart is my mix of technical training, analytical skills, and real passion for this work. With a Mining Engineering degree from the Federal University of Technology Akure and experience in technical environments, I’ve learned to work independently, meet deadlines, and maintain high accuracy. I genuinely enjoy spotting patterns and improving training data, making me a reliable and detail-oriented contributor for AI training projects.

Labeling Experience

Quality control inspector, Audio Reviewer and Annotator.

AudioAudioFine-tuningFine-tuning

I review and annotate audio data to ensure accuracy and guideline compliance, evaluate speech recordings for quality and consistency, perform data labeling and quality assurance for AI training, and apply strong attention to detail and analytical skills in fast-paced annotation workflows.

2026 - Present

Education

F

Federal University of Technology, Akure, Nigeria.

Bachelor’s degree in Mining Engineering, Engineering

Bachelor’s degree in Mining Engineering
2018 - 2024

Work History

P

Pil Meta Technology

Quality control inspector, Audio Reviewer and Annotator

Ibadan
2026 - Present