I am a meticulous and performance-driven Data Annotation and document processing Specialist with over 3 years of experience transforming raw data into high-quality, large-scale training datasets. I excel in advanced image annotation, specializing in Polygon Segmentation, Bounding Boxes, and Keypoint labeling to deliver highly precise ground truth for complex AI and machine learning models. I was trained extensively by industry leaders like CloudFactory and Micro1AI, and I am adept at rigorous Quality Assurance and time management in remote environments.

Winnie Munanie Kilonzo

I am a meticulous and performance-driven Data Annotation and document processing Specialist with over 3 years of experience transforming raw data into high-quality, large-scale training datasets. I excel in advanced image annotation, specializing in Polygon Segmentation, Bounding Boxes, and Keypoint labeling to deliver highly precise ground truth for complex AI and machine learning models. I was trained extensively by industry leaders like CloudFactory and Micro1AI, and I am adept at rigorous Quality Assurance and time management in remote environments.

Available to hire

I am a meticulous and performance-driven Data Annotation and document processing Specialist with over 3 years of experience transforming raw data into high-quality, large-scale training datasets. I excel in advanced image annotation, specializing in Polygon Segmentation, Bounding Boxes, and Keypoint labeling to deliver highly precise ground truth for complex AI and machine learning models.

I was trained extensively by industry leaders like CloudFactory and Micro1AI, and I am adept at rigorous Quality Assurance and time management in remote environments.

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Language

English
Advanced
Swahili
Advanced

Work Experience

Indexer / Data Entry at CloudFactory Kenya
January 1, 2022 - November 9, 2025
Labeled and indexed large data sets for AI and machine learning projects with accuracy.
Data Entry at Remo Kenya
January 1, 2022 - January 1, 2022
Processed and verified data, ensuring quality and compliance.
Volunteer at AIC Kiini CDC
January 1, 2020 - January 1, 2020
Maintained records and assisted with community data collection.
Indexer / Data Entry, document processing & Annotation at CloudFactory Kenya
January 1, 2022 - January 1, 2026
Spearheaded the labeling and indexing of large datasets, ensuring high precision for critical AI and ML projects. Contributed to CloudFactory's data annotation training programs, focusing on object detection and text classification. Consistently maintained high data integrity and labeling consistency in high-volume, deadline-driven tasks.
Data Annotation Trainee at Micro1AI
January 1, 2025 - Present
Completed intensive training on supervised learning datasets crucial for AI model improvement. Executed quality checks and metadata tagging across diverse image and text datasets. Met and exceeded productivity and accuracy benchmarks while collaborating remotely with trainers.
Data Entry at Remo Kenya
January 1, 2021 - January 1, 2022
Processed and verified high-volume client data, maintaining exceptional accuracy and compliance with quality standards.

Education

Diploma in Mechanical Engineering (Plant Option) at Thika Technical Training Institute
January 1, 2018 - January 1, 2021
KCSE (Kenya Certificate of Secondary Education) at St Mary's Kya tun e Secondary School
January 1, 2014 - January 1, 2017
Diploma, Mechanical Engineering (Plant Option) at Thika Technical Training Institute
January 1, 2018 - January 1, 2021
Freelancing Training at Ajira Digital Program
August 1, 2025 - September 1, 2025
Data Annotation Training at CloudFactory & Micro1AI
January 1, 2025 - March 17, 2026

Qualifications

Ajira Digital Training – Online Work (Freelancing Skills)
August 1, 2025 - September 1, 2025
Freelancing Training - Ajira Digital Program
August 1, 2025 - September 1, 2025
Data Annotation Training - CloudFactory & Micro1AI
January 1, 2025 - March 17, 2026

Industry Experience

Software & Internet, Professional Services, Media & Entertainment, Education, Other