topister ochieng
@topisterochieng
Data annotation associate at SamaSource who labeled image datasets for machine learning and computer vision.
KenyaWhat I'm looking for
At SamaSource – EPZ, Nairobi, I annotated and labeled image datasets for machine learning and computer vision projects using SRT annotation tools.
I also conducted quality checks to support accurate, consistent datasets and followed project guidelines while meeting productivity targets.
At Digital Divide Data, I delivered constructive feedback and performance coaching to associates to support improvement in individual performance and operational metrics.
My experience also includes office administration at Umoja Fanisi Limited and digital services at SamaSource Kenya. I’m available for opportunities in office administration, customer service, data annotation, data entry, and related support roles.
Experience
Work history, roles, and key accomplishments
Delivered constructive feedback and performance coaching to associates, driving continuous improvement in individual performance and key operational metrics.
Associate, Data Annotation
SamaSource – EPZ, Nairobi
Apr 2024 - Dec 2025 (1 year 8 months)
Annotated and labeled image datasets for machine learning and computer vision projects. Conducted quality checks and collaborated with team leaders to improve data quality.
Office Assistant
Umoja Fanisi Limited
Feb 2023 - Jan 2024 (11 months)
Maintained office records, files, and documentation systems. Assisted with data entry, document preparation, and administrative support.
Delivered digital services while maintaining quality and productivity standards. Handled data-related tasks with accuracy and confidentiality.
Education
Degrees, certifications, and relevant coursework
IYF Free Weekend Academy
Paramedics, Paramedics
Training covered emergency medical assessment, pre-hospital patient care, trauma management, basic and advanced life support, ambulance operations, and safe patient transport through theoretical instruction and supervised clinical practice.
Kobudho Education Centre
Kenya Certificate of Secondary Education (KCSE), Secondary Education
2013 - 2016
Completed Kenya Certificate of Secondary Education (KCSE) from 2013 to 2016.
Online AI learning platforms
Artificial Intelligence Fundamentals, Artificial Intelligence
Learned basic concepts of machine learning, algorithms, and data analysis.
Tech stack
Software and tools used professionally
Availability
Location
KenyaAuthorized to work in
Salary expectations
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