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Wisdom O.

Wisdom O.

Advanced AI Trainer & Technical Data Annotator

Nigeria flagBenin city, Nigeria

Key Skills

Software

No software listed

Top Subject Matter

My strongest subject matter areas sit at the intersection of Computer Engineering
Customer Support Operations
Software Workflows.
​Because of my academic
technical background

Top Data Types

ImageImage
VideoVideo
TextText

Top Task Types

Computer Programming/CodingComputer Programming/Coding
Entity (NER) ClassificationEntity (NER) Classification
Text SummarizationText Summarization
Question AnsweringQuestion Answering
Bounding BoxBounding Box
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)

Freelancer Overview

I have extensive experience supporting AI training initiatives through data annotation, image evaluation, content moderation, quality assurance, and dataset validation. I have worked with large-scale datasets, applying complex annotation guidelines to ensure accuracy, consistency, and high-quality outputs. My responsibilities have included identifying labeling errors, evaluating visual content, providing detailed feedback, and helping improve the overall quality of training data used in machine learning systems My expertise includes image quality assessment, relevance scoring, categorization, metadata validation, and adherence to strict project standards. I consistently maintain high accuracy rates while handling large volumes of data and adapting to evolving annotation requirements. My analytical mindset, attention to detail, and commitment to quality enable me to contribute effectively to AI model development and optimization.

Labeling Experience

Yes, I do

Yes, I do. I have practical experience working on data annotation and AI training projects, specifically focusing on text classification, Named Entity Recognition (NER), and Reinforcement Learning from Human Feedback (RLHF). ​In my experience, I have reviewed, tagged, and cleaned datasets to train models to better understand human intent and context. This included grading AI-generated responses for factual accuracy, identifying harmful biases, and evaluating overall helpfulness. ​Because of my background in computer engineering, I don’t just look at it as a repetitive task—I look at it through the lens of data integrity. I understand that the model's output is only as good as the 'ground truth' data we feed it, so I pride myself on maintaining a 98% or higher accuracy rate, even when handling complex or ambiguous labeling guidelines.

Not specified

Education

U

University of Benin, benin city, Nigeria

Degree not specified

Not specified
Not specified

Work History

C

Company not specified

Job Title: Advanced AI Trainer & Data Annotator (Contract / Freelance) ​Company: Remote AI Training Operations (e.g., Da

Location not specified
2024 - Present