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Testimony Adeleke

Testimony Adeleke

AI Red Teamer | Pentester & Data Analyst | Specialized in RLHF

Nigeria flagAbuja, Nigeria
$20.00/hrExpertOtherAppen

Key Skills

Software

Other
AppenAppen

Top Subject Matter

Language Model AI Training
AI Dataset Annotation and Preparation
Data Automation for AI Pipelines

Top Data Types

TextText
DocumentDocument
VideoVideo

Top Task Types

ClassificationClassification
Data CollectionData Collection
RLHFRLHF

Freelancer Overview

AI Data Specialist (Freelance) – Outlier AI – Project Aether. Brings 2+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Other. Education includes Bachelor of Science, Federal University of Technology, Minna (2025). AI-training focus includes data types such as Text and labeling workflows including Evaluation, Rating, and Classification.

ExpertEnglish

Labeling Experience

AI Data Specialist (Freelance) – Outlier AI – Project Aether

OtherText
This role involved working as a generalist on AI training tasks, including data annotation, evaluation, and refinement. I reviewed and enhanced AI-generated outputs for accuracy, consistency, and adherence to guidelines. My contributions supported large-scale language model training workflows. • Conducted quality control on language data • Enhanced AI output alignment with set standards • Followed complex instructions for data labeling • Regularly collaborated on AI dataset creation

This role involved working as a generalist on AI training tasks, including data annotation, evaluation, and refinement. I reviewed and enhanced AI-generated outputs for accuracy, consistency, and adherence to guidelines. My contributions supported large-scale language model training workflows. • Conducted quality control on language data • Enhanced AI output alignment with set standards • Followed complex instructions for data labeling • Regularly collaborated on AI dataset creation

2023 - Present

Freelance Developer – Data & Automation (Vibe Code Specialist) – Tandem Project (Contract)

OtherTextData Collection
This position involved web scraping and data extraction for the assembly of large AI training datasets. I ensured the cleaned and structured data accurately supported downstream AI pipelines. Additionally, I maintained data quality in continuous automated workflows. • Extracted and cleaned large data volumes • Enabled accurate and efficient data pipeline integration • Used Apify and OpenRouter for scraping tasks • Maintained workflow accuracy and dataset integrity

This position involved web scraping and data extraction for the assembly of large AI training datasets. I ensured the cleaned and structured data accurately supported downstream AI pipelines. Additionally, I maintained data quality in continuous automated workflows. • Extracted and cleaned large data volumes • Enabled accurate and efficient data pipeline integration • Used Apify and OpenRouter for scraping tasks • Maintained workflow accuracy and dataset integrity

2023 - 2023

Freelance Data Annotator / Vibe Coding Specialist – UberAI Solutions (Contract)

OtherTextClassification
I performed data annotation, labeling, and structuring activities for AI datasets aiming to improve model performance. My responsibilities included maintaining high precision and consistency across all annotation tasks. The work improved dataset usability for machine learning applications. • Labeled and structured large sets of text data • Ensured high data quality and consistency • Worked with internal tools for annotation • Supported model training and evaluation cycles

I performed data annotation, labeling, and structuring activities for AI datasets aiming to improve model performance. My responsibilities included maintaining high precision and consistency across all annotation tasks. The work improved dataset usability for machine learning applications. • Labeled and structured large sets of text data • Ensured high data quality and consistency • Worked with internal tools for annotation • Supported model training and evaluation cycles

2022 - 2022

Education

F

Federal University of Technology, Minna

Bachelor of Science, Cybersecurity

Bachelor of Science
2021 - 2025

Work History

L

Law Firm

IT Support / Developer

N/A
2022 - 2023