George M.

Key Skills

Freelancer Overview

GEORGE MUYOGA Nairobi, Kenya Tel;254705774411 Email,[email protected] PROFESSIONAL SUMMARY. AI Data Annotator with 5+ years of experience delivering high- accuracy labeling, and quality assurance for machine learning datasets. Proven ability to follow complex annotation guidelines, maintain consistency across large datasets, and improve data quality through detailed review and feedback implementation, adept at supporting AI model training through precise, reliable and scalable data annotation workflows. CORE COMPETENCIES.  Data annotation and labeling (Text, Image, Classification)  Data Quality assurance and validation  Annotation guideline compliance  Feedback integration and Continuous improvement  Attention to detail and accuracy PROFESSIONAL EXPERIENCE. AI Data annotator and reviewer Samasource Kenya limited, September 2020- April 2026  Annotated and labeled large- scale datasets with high accuracy to support AI and machine learning model development.  Performed data classification and categorization across diverse data types following strict annotation guidelines.  Applied team and client feedback to continuously improve annotation quality and consistency.  Conducted detailed quality assurance reviews, identifying and correcting inconsistencies to maintain data integrity.  Maintained productivity targets while meeting tight deadlines. Assistant Teacher Kericho Day Secondary School, May 2017- August 2017  Developed strong analytical and communication sk