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Aladeloye Esther

Aladeloye Esther

AI Data Annotator & Trainer

Nigeria flagIbadan, Nigeria
$15.00/hrIntermediate

Key Skills

Software

No software listed

Top Subject Matter

AI-generated outputs and general domain

Top Data Types

TextText
ImageImage
VideoVideo

Top Task Types

Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)
Entity (NER) ClassificationEntity (NER) Classification
ClassificationClassification

Freelancer Overview

AI Data Annotator & Trainer. Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Diploma in Data Analysis, AltSchoolAfrica (2026) and Bachelor of Pharmacy, University of Ibadan (2023). AI-training focus includes data types such as Text and labeling workflows including Evaluation and Rating.

IntermediateEnglish

Labeling Experience

AI Data Annotator & Trainer

Text
As an AI Data Annotator & Trainer at Outlier AI, I evaluated and reviewed AI-generated outputs, ensuring adherence to complex guidelines. I annotated and labeled datasets to support model training, focusing on accuracy and consistency for AI systems. I identified subtle errors, edge cases, and inconsistencies affecting model performance. • Delivered structured, high-quality feedback to enhance AI training data quality. • Maintained exceptional accuracy in high-volume, repetitive tasks and workflows. • Flagged ambiguous instructions and collaborated for guideline clarity. • Adhered to strict evaluation rubrics for data quality assurance.

As an AI Data Annotator & Trainer at Outlier AI, I evaluated and reviewed AI-generated outputs, ensuring adherence to complex guidelines. I annotated and labeled datasets to support model training, focusing on accuracy and consistency for AI systems. I identified subtle errors, edge cases, and inconsistencies affecting model performance. • Delivered structured, high-quality feedback to enhance AI training data quality. • Maintained exceptional accuracy in high-volume, repetitive tasks and workflows. • Flagged ambiguous instructions and collaborated for guideline clarity. • Adhered to strict evaluation rubrics for data quality assurance.

2025 - Present

Education

A

AltSchoolAfrica

Diploma in Data Analysis, Data Analysis

Diploma in Data Analysis
2025 - 2026
U

University of Ibadan

Bachelor of Pharmacy, Pharmacy

Bachelor of Pharmacy
2017 - 2023

Work History

U

University College Hospital

Pharmacy Informatics Intern

Ibadan
2023 - 2024