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Mukezangoma Joshua

Mukezangoma Joshua

AI Data Contributor – Invisible Workplace

Rwanda flagKigali, Rwanda
$20.00/hrIntermediateOtherClickworkerCVAT

Key Skills

Software

Other
ClickworkerClickworker
CVATCVAT
Data Annotation TechData Annotation Tech
Micro1
AppenAppen
Label StudioLabel Studio
LabelImgLabelImg
LabelboxLabelbox
MindriftMindrift
RemotasksRemotasks
TolokaToloka

Top Subject Matter

Video QA
Audio Evaluation
Data Labeling for AI

Top Data Types

VideoVideo
ImageImage
Geospatial Tiled ImageryGeospatial Tiled Imagery

Top Task Types

ClassificationClassification
Bounding BoxBounding Box
Question AnsweringQuestion Answering
RLHFRLHF
Object DetectionObject Detection
Evaluation/RatingEvaluation/Rating

Freelancer Overview

AI Data Contributor – Invisible Workplace. Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Technical Secondary School Certificate, IPRC Kigali (2024) and Ordinary Level Certificate, Lycée de Kigali (2021). AI-training focus includes data types such as Video and labeling workflows including Evaluation and Rating.

IntermediateEnglish

Labeling Experience

AI Data Annotator & Content Creator

VideoData Collection
Create and upload structured 5-minute household activity videos used to train AI systems. Ensure clarity, task consistency, and accurate labeling to support model learning.

Create and upload structured 5-minute household activity videos used to train AI systems. Ensure clarity, task consistency, and accurate labeling to support model learning.

2026 - Present

AI Data Evaluator – NVIDIA Project

TextEvaluation Rating
Evaluate AI-generated responses and assign precise timestamps to relevant video segments. Review prompts and answers to ensure accuracy and dataset quality.

Evaluate AI-generated responses and assign precise timestamps to relevant video segments. Review prompts and answers to ensure accuracy and dataset quality.

2026 - 2026

AI Data Contributor – Invisible Workplace

OtherVideo
I contributed to AI data annotation projects focused on video QA and audio dataset evaluation. My tasks included reviewing, labeling, and validating multimedia datasets for machine learning. I ensured accuracy, quality, and consistency across large-scale data annotation efforts. • Processed video data for quality assurance annotation projects • Labeled and validated audio datasets for AI training purposes • Maintained rigorous quality and accuracy standards in dataset creation • Worked with annotation platforms and quality assurance systems

I contributed to AI data annotation projects focused on video QA and audio dataset evaluation. My tasks included reviewing, labeling, and validating multimedia datasets for machine learning. I ensured accuracy, quality, and consistency across large-scale data annotation efforts. • Processed video data for quality assurance annotation projects • Labeled and validated audio datasets for AI training purposes • Maintained rigorous quality and accuracy standards in dataset creation • Worked with annotation platforms and quality assurance systems

2025 - 2026

Education

I

IPRC Kigali

Technical Secondary School Certificate, Road Construction

Technical Secondary School Certificate
2021 - 2024
L

Lycée de Kigali

Ordinary Level Certificate, General Secondary Education

Ordinary Level Certificate
2018 - 2021

Work History

W

WEC Energy Group

Call Agent

Kigali
2026 - Present
C

CCI Global

Customer Support Agent

Kigali
2025 - 2025