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Tosin Adejuwon

Tosin Adejuwon

Customer Operations Expert - Customer Support & AI Systems

UNITED_KINGDOM flag
Chatham, United Kingdom
$20.00/hrEntry LevelInternal Proprietary Tooling

Key Skills

Software

Internal/Proprietary Tooling

Top Subject Matter

No subject matter listed

Top Data Types

TextText

Top Label Types

Evaluation Rating
Prompt Response Writing SFT
Audio Recording

Freelancer Overview

I am an experienced data annotator and AI/LLM trainer with a strong background in data labeling, content evaluation, and quality assurance for machine learning systems. My recent work involves optimizing large language models by reviewing and categorizing diverse datasets—including text, images, and multimedia content—to enhance AI accuracy and reduce bias. I have collaborated closely with development teams to establish annotation guidelines and maintain high-quality standards, ensuring training data meets project specifications. With expertise in tools such as Slack, HubSpot, SharePoint, and various internal ticketing and CRM systems, I am adept at managing large volumes of data, verifying information, and providing detailed feedback to improve AI outputs. My commitment to precision, process improvement, and cross-functional teamwork enables me to deliver reliable and scalable data solutions for AI projects.

Entry LevelEnglishYoruba

Labeling Experience

Freelance Data Annotator/AI/LLM Trainer

Internal Proprietary ToolingTextEvaluation RatingPrompt Response Writing SFT
As a Freelance Data Annotator and LLM Trainer, I performed comprehensive annotation and evaluation tasks on data for AI and large language models. My responsibilities included reviewing AI-generated responses for quality and categorizing various datasets to support machine learning accuracy. I maintained quality standards in collaboration with development teams to ensure the effectiveness of the training data. • Responsible for annotating and categorizing text, images, and multimedia content for AI system training • Provided detailed feedback on AI-generated outputs to guide model improvement • Collaborated in establishing annotation guidelines and data quality protocols • Ensured dataset labeling met all project specifications and compliance standards.

As a Freelance Data Annotator and LLM Trainer, I performed comprehensive annotation and evaluation tasks on data for AI and large language models. My responsibilities included reviewing AI-generated responses for quality and categorizing various datasets to support machine learning accuracy. I maintained quality standards in collaboration with development teams to ensure the effectiveness of the training data. • Responsible for annotating and categorizing text, images, and multimedia content for AI system training • Provided detailed feedback on AI-generated outputs to guide model improvement • Collaborated in establishing annotation guidelines and data quality protocols • Ensured dataset labeling met all project specifications and compliance standards.

2025

Education

U

University of Hull

Master of Science, Advertising and Marketing

Master of Science
2022 - 2023
O

Olabisi Onabanjo University

Bachelor of Arts, Mass Communication

Bachelor of Arts
2006 - 2010

Work History

T

Teleperformance UK Limited

Customer Operations Expert

London
2024 - Present
B

Bluebird Communications

Head of Marketing & Strategic Operations

London
2015 - 2022