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Onyeka Egbochukwu

Onyeka Egbochukwu

AI Data Annotation Specialist - Healthcare & Data Science

UNITED_KINGDOM flag
Leigh, United Kingdom
$35.00/hrIntermediateData Annotation TechScale AIOther

Key Skills

Software

Data Annotation TechData Annotation Tech
Scale AIScale AI
Other

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
ImageImage
TextText
VideoVideo

Top Label Types

Action Recognition
Audio Recording
Bounding Box
Classification
Evaluation Rating
Object Detection
Text Generation
Text Summarization
Transcription

Freelancer Overview

I am a data-driven professional with a strong background in data science, analytics, and healthcare management. My experience includes hands-on work with Python, SQL, and data visualization tools such as Power BI and Tableau, as well as developing and optimizing machine learning models for real-world applications. I have contributed to projects involving data preprocessing, feature engineering, and model evaluation, including insurance claim fraud detection, loan application status prediction, and rainfall forecasting. My skills in exploratory data analysis, data manipulation, and hypothesis testing enable me to ensure high-quality, accurate datasets for AI model training. I am passionate about leveraging my analytical skills and attention to detail to support data labeling, annotation, and the creation of reliable training data for AI solutions, particularly in healthcare and other data-intensive domains.

IntermediateEnglish

Labeling Experience

Aether project

OtherImageBounding Box
I worked as a freelance AI Data Annotator on Outlier’s Aether project, completing structured labeling tasks to improve LLM output quality. My work included response evaluation, rewriting/refinement, adherence to instruction-following requirements, and ensuring factual accuracy, clarity, tone, and safety according to detailed project rubrics and QA feedback.

I worked as a freelance AI Data Annotator on Outlier’s Aether project, completing structured labeling tasks to improve LLM output quality. My work included response evaluation, rewriting/refinement, adherence to instruction-following requirements, and ensuring factual accuracy, clarity, tone, and safety according to detailed project rubrics and QA feedback.

2025 - 2025

Education

D

DataTrained Education

Postgraduate Certificate, Data Science

Postgraduate Certificate
2023 - 2024
C

Coventry University

Postgraduate Certificate, Global Healthcare Management

Postgraduate Certificate
2018 - 2020

Work History

F

Flip Robo Technologies

Data Science Intern

Noida
2023 - 2024