Olatunbosun Agunbiade

Key Skills

Software

AWS SageMaker

Appen

Clickworker

CrowdSource

Data Annotation Tech

Labelbox

Label Studio

Lionbridge

Mindrift

OneForma

Scale AI

Telus

Top Subject Matter

No subject matter listed

Top Data Types

Audio

Image

Text

Top Task Types

Audio Recording

Evaluation Rating

Prompt Response Writing SFT

Text Summarization

Translation Localization

Freelancer Overview

AI Quality Assurance and Data Evaluation Specialist with over 7 years of experience in LLM model training, linguistic QA, and multimodal content analysis. Skilled in designing and executing data-driven evaluation frameworks that enhance AI accuracy, reliability, and fairness across diverse domains, including STEM and biomedical contexts. Proven record of improving LLM output precision, contextual alignment, and linguistic fluency through structured QA workflows and model testing. Adept at bridging linguistic and computational analysis to support ethical, scalable, and high-fidelity AI systems.

Labeling Experience

Linguistic QA & Data Annotation Specialist

Scale AITextText SummarizationTranslation Localization

Annotated multilingual datasets, reviewed syntax, semantics, and contextual coherence. Performed linguistic QA on AI-generated responses to enhance domain fidelity. Designed structured feedback loops that shortened QA turnaround by 20%. Achievements: ● Increased annotation accuracy from 89% → 97%. ● Recognized as Top QA Contributor in consecutive quarters.

Annotated multilingual datasets, reviewed syntax, semantics, and contextual coherence. Performed linguistic QA on AI-generated responses to enhance domain fidelity. Designed structured feedback loops that shortened QA turnaround by 20%. Achievements: ● Increased annotation accuracy from 89% → 97%. ● Recognized as Top QA Contributor in consecutive quarters.

2018 - 2020

Education

Work History