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Oluwatobiloba John

Oluwatobiloba John

AI Data & Content Evaluation Evaluator

Nigeria flagOta, Nigeria
$15.00/hrIntermediateData Annotation TechImeritMercor

Key Skills

Software

Data Annotation TechData Annotation Tech
iMeritiMerit
MercorMercor
OneFormaOneForma
Scale AIScale AI
TolokaToloka
CVATCVAT
Label StudioLabel Studio

Top Subject Matter

Artificial Intelligence- Model Evaluation
Artificial Intelligence- Data Annotation
Data Analysis- Categorization & Pattern Recognition

Top Data Types

TextText
DocumentDocument
VideoVideo

Top Task Types

Bounding Box
Classification
Text Generation
Text Summarization
Evaluation Rating
Prompt Response Writing SFT

Freelancer Overview

I have hands-on experience in AI training data and content evaluation, with a focus on reviewing and improving model-generated outputs for accuracy, clarity, and alignment with user intent. Through my AZALEA Prompt & Response Evaluation certification. I developed the ability to assess prompts and responses using structured guidelines,identifying issues such as factual errors, bias, low relevance, and poor instruction-following. I am comfortable working with annotation frameworks, applying rating criteria, and providing clear, actionable feedback to improve overall AI performance. In addition, I have experience with data annotation tasks involving text and audio, including labeling conversational nuances, classifying speech patterns, and handling edge cases like overlapping speech, mumbling, or non-verbal sounds. My background in science has strengthened my analytical thinking and attention to detail, allowing me to maintain consistency and quality across large datasets. I stand out for my ability to combine technical understanding with human judgment, ensuring that AI systems produce reliable, user-centered outputs.

IntermediateEnglish

Labeling Experience

AI Training & Annotation Contributor – Synaptech Research Collective

Text
In my role as AI Training & Annotation Contributor at Synaptech Research Collective, I supported AI model training through data annotation and evaluation tasks. My work involved linguistic and contextual review of conversational datasets and structured prompt testing. I generated feedback to optimize AI performance for deployment. • Conducted detailed contextual analysis on conversational AI data. • Annotated, validated, and rated text responses for intent and accuracy. • Reported on emergent behavioral patterns in AI outputs. • Provided structured recommendations to AI optimization teams.

In my role as AI Training & Annotation Contributor at Synaptech Research Collective, I supported AI model training through data annotation and evaluation tasks. My work involved linguistic and contextual review of conversational datasets and structured prompt testing. I generated feedback to optimize AI performance for deployment. • Conducted detailed contextual analysis on conversational AI data. • Annotated, validated, and rated text responses for intent and accuracy. • Reported on emergent behavioral patterns in AI outputs. • Provided structured recommendations to AI optimization teams.

2024 - Present

AI DATA ANNOTATOR

ImageBounding Box
Worked on image annotation projects focused on training computer vision models. Tasks included drawing bounding boxes, labeling objects, and classifying images according to predefined guidelines. Ensured high accuracy and consistency while handling diverse datasets such as everyday objects, environments, and human-related imagery. Followed strict annotation standards and quality checks to support model training and evaluation.

Worked on image annotation projects focused on training computer vision models. Tasks included drawing bounding boxes, labeling objects, and classifying images according to predefined guidelines. Ensured high accuracy and consistency while handling diverse datasets such as everyday objects, environments, and human-related imagery. Followed strict annotation standards and quality checks to support model training and evaluation.

2025 - 2025

AI Data & Content Evaluation Associate – NeuralPath Labs

Text
As an AI Data & Content Evaluation Associate at NeuralPath Labs, I performed structured data labeling and prompt-response evaluations. My responsibilities included reviewing AI-generated responses for quality, factual consistency, and relevance, and flagging unsafe or biased content. I contributed to dataset refinement aimed at improving AI model training accuracy. • Reviewed and rated AI-generated content for safety, relevance, and bias. • Implemented labeling policies following AI review guidelines. • Identified areas of model weakness through structured analysis. • Provided quality feedback that improved downstream training outcomes.

As an AI Data & Content Evaluation Associate at NeuralPath Labs, I performed structured data labeling and prompt-response evaluations. My responsibilities included reviewing AI-generated responses for quality, factual consistency, and relevance, and flagging unsafe or biased content. I contributed to dataset refinement aimed at improving AI model training accuracy. • Reviewed and rated AI-generated content for safety, relevance, and bias. • Implemented labeling policies following AI review guidelines. • Identified areas of model weakness through structured analysis. • Provided quality feedback that improved downstream training outcomes.

2025 - 2025

AI Response Evaluator

TextEvaluation Rating
Worked on evaluating AI-generated responses by assessing their accuracy, relevance, clarity, and alignment with user intent. Applied structured rating guidelines to score outputs, identify errors, and provide detailed feedback for improvement. Tasks included reviewing prompts, comparing multiple responses, and ensuring outputs met quality, safety, and instruction-following standards.

Worked on evaluating AI-generated responses by assessing their accuracy, relevance, clarity, and alignment with user intent. Applied structured rating guidelines to score outputs, identify errors, and provide detailed feedback for improvement. Tasks included reviewing prompts, comparing multiple responses, and ensuring outputs met quality, safety, and instruction-following standards.

2024 - 2025

Education

U

University of Ilorin

Bachelor of Science, Computer Science

Bachelor of Science
2020 - 2025

Work History

F

Freelance

Tech Assistant

Ado-Odo
2024 - 2025