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Daniel Ooko

Daniel Ooko

AI Data Annotation & AI Training Data Specialist

Kenya flagNairobi, Kenya
$25.00/hrIntermediateAppenClickworkerData Annotation Tech

Key Skills

Software

AppenAppen
ClickworkerClickworker
Data Annotation TechData Annotation Tech

Top Subject Matter

Machine Learning/Artificial Intelligence
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

ImageImage
TextText
DocumentDocument

Top Task Types

ClassificationClassification
PolygonPolygon
SegmentationSegmentation
TranscriptionTranscription
Data CollectionData Collection

Freelancer Overview

AI Data Annotation & AI Training Data Specialist (Remote / Freelance). Brings 1+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Appen. Education includes Bachelor of Science, University of Embu (2025). AI-training focus includes data types such as Image and labeling workflows including Classification.

IntermediateEnglishSwahili

Labeling Experience

Appen

AI Data Annotation & AI Training Data Specialist (Remote / Freelance)

AppenImageClassification
I performed large-scale annotation and labeling for machine learning models on image, text, and audio datasets. My responsibilities included data quality evaluation, validation, and correction to ensure high-accuracy AI training datasets. I worked on natural language processing tasks such as text classification, sentiment labeling, entity tagging, and content moderation. • Completed annotation tasks on platforms similar to Appen, Toloka, Scale AI, and Remotasks • Followed strict annotation guidelines to ensure consistency and model performance • Conducted structured annotation and quality assurance for supervised learning models • Met deadlines and delivered high-volume labeled datasets efficiently.

I performed large-scale annotation and labeling for machine learning models on image, text, and audio datasets. My responsibilities included data quality evaluation, validation, and correction to ensure high-accuracy AI training datasets. I worked on natural language processing tasks such as text classification, sentiment labeling, entity tagging, and content moderation. • Completed annotation tasks on platforms similar to Appen, Toloka, Scale AI, and Remotasks • Followed strict annotation guidelines to ensure consistency and model performance • Conducted structured annotation and quality assurance for supervised learning models • Met deadlines and delivered high-volume labeled datasets efficiently.

2024 - 2025

Education

U

University of Embu

Bachelor of Science, Mathematics with Computing

Bachelor of Science
2021 - 2025

Work History

C

CMC Motors

ICT Intern

Nairobi
2024 - 2024