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Idorenyin Uffang

Idorenyin Uffang

AI Data Annotator & Content Reviewer

Nigeria flagLagos , Nigeria
$25.00/hrExpertAppenClickworkerCloudfactory

Key Skills

Software

AppenAppen
ClickworkerClickworker
CloudFactoryCloudFactory
CrowdSourceCrowdSource
Data Annotation TechData Annotation Tech
LabelboxLabelbox
Label StudioLabel Studio
MercorMercor

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
ImageImage
VideoVideo

Top Task Types

Action RecognitionAction Recognition
Audio RecordingAudio Recording
ClassificationClassification
Evaluation/RatingEvaluation/Rating
SegmentationSegmentation

Freelancer Overview

I am a detail oriented AI Data Annotator and Content Reviewer with hands on experience supporting AI training projects across text, image, and video data. Over the past few years, I’ve contributed to labeling, evaluating, and refining datasets that strengthen the accuracy, reasoning, and contextual understanding of AI systems. I’m skilled at following complex annotation guidelines, maintaining high data quality, and providing actionable feedback to improve model performance. My expertise spans data labeling, content evaluation, and customer support, with proficiency in tools such as Google Workspace, annotation interfaces, and CRM systems. I bring advanced English communication skills (C1–C2 level), analytical thinking, and a strong commitment to precision and ethical AI development. I’m passionate about contributing to projects that make AI systems more human-centered, reliable, and intelligent.

ExpertEnglish

Labeling Experience

Labelbox

Multimodal Data Annotation Project – Hugotech AI

LabelboxImageBounding BoxSegmentation
Contributed to a large scale multimodal AI training project focused on improving visual recognition and contextual understanding in generative AI systems. Tasks included image classification, object detection, and video scene labeling using annotation tools such as Appen and Labelbox. Reviewed over 10,000+ data samples to ensure labeling precision, narrative flow, and adherence to project guidelines. Collaborated with quality assurance teams to validate outputs, maintain consistency across annotations, and improve workflow efficiency. Ensured 99% accuracy by following detailed labeling protocols and verifying all metadata and quality metrics before submission.

Contributed to a large scale multimodal AI training project focused on improving visual recognition and contextual understanding in generative AI systems. Tasks included image classification, object detection, and video scene labeling using annotation tools such as Appen and Labelbox. Reviewed over 10,000+ data samples to ensure labeling precision, narrative flow, and adherence to project guidelines. Collaborated with quality assurance teams to validate outputs, maintain consistency across annotations, and improve workflow efficiency. Ensured 99% accuracy by following detailed labeling protocols and verifying all metadata and quality metrics before submission.

2023 - 2025

Education

M

Maritime University of Nigeria

Bachelor's Degree, Nautical Science

Bachelor's Degree
2023

Work History

H

Hugotech.co

AI Operations Specialist / Content Evaluator

Remote
2023 - 2025