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Sogo Ayenigba

Sogo Ayenigba

Freelance Data Annotation/Labeling Specialist

Nigeria flagIlorin, Nigeria
$15.00/hrExpertAppenClickworkerCVAT

Key Skills

Software

AppenAppen
ClickworkerClickworker
CVATCVAT
Google Cloud Vertex AIGoogle Cloud Vertex AI
LionbridgeLionbridge
OneFormaOneForma
TelusTelus

Top Subject Matter

General AI and IT Data Annotation
Legal Services & Contract Review
Regulatory Compliance & Risk Analysis

Top Data Types

ImageImage
TextText
DocumentDocument

Top Task Types

ClassificationClassification
Bounding BoxBounding Box
SegmentationSegmentation
Text GenerationText Generation
TranscriptionTranscription
Data CollectionData Collection
Computer Programming/CodingComputer Programming/Coding

Freelancer Overview

I have extensive remote experience handling high-volume data annotation, output evaluation, and multimedia categorization for AI training platforms, including Appen, Clickworker, and Telus. My day-to-day work involves reviewing complex model outputs, tagging objects and actions in video datasets using computer vision tools like CVAT, and organizing text data according to strict evaluation rubrics. Operating independently in these high-throughput environments has trained me to maintain meticulous attention to detail while consistently hitting daily productivity targets. What sets me apart from standard data annotators is my hands-on background as an AI-focused full-stack developer. Because I actively build and deploy applications powered by foundational models such as integrating the Google Gemini API to handle complex natural language queries or utilizing WebRTC for real-time video streaming. I have a deep, practical understanding of how AI actually interprets and utilizes training data. This dual perspective allows me to do more than just follow instructions; I can identify subtle alignment issues, spot patterns in how models process information, and provide the highly structured, actionable feedback necessary to genuinely improve an AI system's performance.

ExpertEnglishYoruba

Labeling Experience

Appen

Freelance Data Annotation/Labeling Specialist

AppenImageClassification
Performed comprehensive data annotation and labeling tasks for various clients across platforms such as Appen, Clickworker, and Telus. Ensured the accuracy and consistency of image data annotations to support machine learning model development. Collaborated independently and in virtual teams to meet stringent project deadlines. • Utilized industry-standard data annotation tools including CVAT. • Maintained high data accuracy and compliance with client guidelines. • Regularly reviewed and validated annotated data for quality assurance. • Demonstrated adaptability by working with evolving project requirements.

Performed comprehensive data annotation and labeling tasks for various clients across platforms such as Appen, Clickworker, and Telus. Ensured the accuracy and consistency of image data annotations to support machine learning model development. Collaborated independently and in virtual teams to meet stringent project deadlines. • Utilized industry-standard data annotation tools including CVAT. • Maintained high data accuracy and compliance with client guidelines. • Regularly reviewed and validated annotated data for quality assurance. • Demonstrated adaptability by working with evolving project requirements.

2014 - Present

Education

U

University of Ilorin

Master of Engineering, Civil Engineering

Master of Engineering
2014 - 2017
U

University of Ilorin

Bachelor of Engineering, Civil Engineering

Bachelor of Engineering
2008 - 2012

Work History

L

Learn2Earn

AI-Native Full-Stack Engineer (Fellow)

Ilorin
2026 - Present
F

Freelance ICT

Freelance ICT Consultant

Ilorin
2014 - Present