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Mayowa Adeseyoju

Mayowa Adeseyoju

AI Evaluator - Machine Learning & Data Annotation

Nigeria flagLagos, Nigeria
$17.00/hrIntermediateScale AI

Key Skills

Software

Scale AIScale AI

Top Subject Matter

No subject matter listed

Top Data Types

ImageImage
TextText

Top Task Types

ClassificationClassification
Question AnsweringQuestion Answering
Text GenerationText Generation
Evaluation/RatingEvaluation/Rating
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)

Freelancer Overview

I am an AI evaluator and data annotation specialist with a BSc in Computer Science and hands-on experience working across image, text, and code-based datasets. My background includes annotating and reviewing data for multiple AI projects, maintaining high QA accuracy, and refining labeling guidelines by documenting edge cases. I have evaluated outputs from over 40 AI models, provided structured feedback to improve model performance, and designed 100+ prompts and templates for LLM-based systems. My skills include logical reasoning, error detection, prompt engineering, and clear written communication. I am comfortable working with evolving guidelines, diverse content types, and remote, asynchronous teams. My experience spans computer vision, NLP, and educational AI applications, and I am committed to enhancing AI models through precise annotation and comprehensive evaluation.

IntermediateEnglish

Labeling Experience

Scale AI

AI ANNOTATION SPECIALIST

Scale AITextClassificationQuestion Answering
Performed multi-task text annotation for AI model training across multiple items per project session. Primary tasks included: (1) Classification - categorizing text data into predefined labels with high scoring accuracy; (2) Documented 10-15 edge cases per shift with structured reasoning to refine annotation guidelines and reduce reviewer corrections. Worked independently in fully remote environment following evolving project specifications.

Performed multi-task text annotation for AI model training across multiple items per project session. Primary tasks included: (1) Classification - categorizing text data into predefined labels with high scoring accuracy; (2) Documented 10-15 edge cases per shift with structured reasoning to refine annotation guidelines and reduce reviewer corrections. Worked independently in fully remote environment following evolving project specifications.

2025 - 2025

Education

O

Obafemi Awolowo University

Bachelor of Science, Computer Science

Bachelor of Science
2018 - 2023

Work History

A

A Non-Governmental Pediatrician Healthcare Startup

Web Developer

online
2025 - 2025
F

Freelance

AI Video Editor

Online
2025 - 2025