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J
Joy N.

Joy N.

crystal valuers ltd

Kenya flagnairobi, Kenya

Key Skills

Software

ClickworkerClickworker
Data Annotation TechData Annotation Tech
HumanaticHumanatic
RemotasksRemotasks

Top Subject Matter

appen

Top Data Types

VideoVideo
ImageImage
3D Sensor3D Sensor

Top Task Types

SegmentationSegmentation
CuboidCuboid
Object DetectionObject Detection
Text SummarizationText Summarization
Bounding BoxBounding Box
TranscriptionTranscription

Freelancer Overview

I have experience in AI training data and data labeling, including annotation, content evaluation, quality assurance, and guideline-based classification across text, image, and multimedia datasets. Skilled in applying complex annotation guidelines, identifying patterns, validating data, and maintaining high accuracy standards, I consistently ensure data quality and project compliance. My strong attention to detail, analytical mindset, research abilities, and adaptability to new tools and evolving frameworks enable me to deliver reliable, high-quality training data that supports the development and performance of AI and machine learning systems.

Labeling Experience

data annotation tasker

3D Sensor3D SensorCuboidCuboid

I have experience in AI training data and data labeling, including annotation, content evaluation, quality assurance, and guideline-based classification across text, image, and multimedia datasets. Skilled in applying complex annotation guidelines, identifying patterns, validating data, and maintaining high accuracy standards, I consistently ensure data quality and project compliance.

2022 - 2024

Education

M

Mount Kenya University

bachelor of real estate management, management

bachelor of real estate management
2019 - 2023

Work History

M

micro workers

customer service representative

remote
2025 - Present