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John Eze

John Eze

Data Quality Specialist - AI & Machine Learning

NIGERIA flag
Sagamu, Nigeria
$20.00/hrIntermediateCVATLionbridge

Key Skills

Software

CVATCVAT
LionbridgeLionbridge

Top Subject Matter

No subject matter listed

Top Data Types

ImageImage
TextText
VideoVideo

Top Label Types

Object Detection
Evaluation Rating

Freelancer Overview

I am an AI training data expert with more than a year of hands-on experience. I have worked extensively on various annotation tasks including object detection, semantic segmentation, and image classification projects. This work has sharpened my attention to detail and my ability to maintain high accuracy standards while meeting project deadlines.

IntermediateEnglish

Labeling Experience

CVAT

AI Data Annotation Expert & Final Tier Reviewer

CVATImageObject Detection
As a final-tier reviewer at Atlas Capture, I validated complex multi-modal datasets for machine learning applications. My work involved resolving discrepancies and maintaining high-fidelity visual and text-based annotation quality. I ensured that training data met strict accuracy benchmarks through detailed visual analysis. • Reviewed and validated object detection, image classification, and semantic segmentation tasks. • Resolved annotation conflicts between initial and secondary passes. • Collaborated with annotation teams to maintain project consistency. • Utilized CVAT software to complete annotation projects efficiently.

As a final-tier reviewer at Atlas Capture, I validated complex multi-modal datasets for machine learning applications. My work involved resolving discrepancies and maintaining high-fidelity visual and text-based annotation quality. I ensured that training data met strict accuracy benchmarks through detailed visual analysis. • Reviewed and validated object detection, image classification, and semantic segmentation tasks. • Resolved annotation conflicts between initial and secondary passes. • Collaborated with annotation teams to maintain project consistency. • Utilized CVAT software to complete annotation projects efficiently.

2025
Lionbridge

AI Data & Transcription Specialist

LionbridgeTextEvaluation Rating
At Lionbridge, I specialized in high-fidelity data validation for natural language and machine-generated outputs. My focus was on auditing linguistic accuracy and classification alignment, following strict guidelines for AI training data. This ensured reliable inputs for robust machine learning models. • Performed text annotation and validation for transcription and classification tasks. • Audited outputs for precision and adherence to established standards. • Maintained consistent productivity targets and error-free deliverables. • Supported multi-modal validation projects as needed.

At Lionbridge, I specialized in high-fidelity data validation for natural language and machine-generated outputs. My focus was on auditing linguistic accuracy and classification alignment, following strict guidelines for AI training data. This ensured reliable inputs for robust machine learning models. • Performed text annotation and validation for transcription and classification tasks. • Audited outputs for precision and adherence to established standards. • Maintained consistent productivity targets and error-free deliverables. • Supported multi-modal validation projects as needed.

2025 - 2025

Education

B

Babcock University

Bachelor of Science, Biochemistry

Bachelor of Science
2005 - 2010

Work History

E

Ezabay

Product Manager

Shagamu
2024 - Present