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Sammy Muthengi

Data Labeling Assistant

Kenya flagNairobi, Kenya
$20.00/hrExpertAppen

Key Skills

Software

AppenAppen

Top Subject Matter

General AI/ML Datasets

Top Data Types

ImageImage
DocumentDocument

Top Task Types

Classification
Entity Ner Classification

Freelancer Overview

Data Labeling Assistant. Brings 1+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal and Proprietary Tooling. Education includes Bachelor of Science, University of Nairobi (2025). AI-training focus includes data types such as Image and labeling workflows including Classification.

ExpertEnglishSwahili

Labeling Experience

data lebeling tasks

DocumentText Generation
Practiced data labeling tasks including image classification, text categorization, and data verification using online tools and sample datasets. Focused on accuracy, consistency, and following annotation guidelines. Developed skills in identifying patterns, organizing data, and ensuring quality control

Practiced data labeling tasks including image classification, text categorization, and data verification using online tools and sample datasets. Focused on accuracy, consistency, and following annotation guidelines. Developed skills in identifying patterns, organizing data, and ensuring quality control

2016 - Present

Data Labeling Assistant

ImageClassification
As a Data Labeling Assistant at CloudData Solutions Ltd, I annotated and verified large datasets to support machine learning model training. I was responsible for maintaining high data quality and accuracy throughout all labeling tasks. My daily work involved labeling both text and image data for various AI development projects. • Ensured labeled data met rigorous quality control standards. • Regularly reviewed and corrected labeling outputs for consistency. • Collaborated with team members to achieve project goals on time. • Maintained confidentiality and data security during all labeling processes.

As a Data Labeling Assistant at CloudData Solutions Ltd, I annotated and verified large datasets to support machine learning model training. I was responsible for maintaining high data quality and accuracy throughout all labeling tasks. My daily work involved labeling both text and image data for various AI development projects. • Ensured labeled data met rigorous quality control standards. • Regularly reviewed and corrected labeling outputs for consistency. • Collaborated with team members to achieve project goals on time. • Maintained confidentiality and data security during all labeling processes.

2022 - Present

Education

U

University of Nairobi

Bachelor of Science, Mechanical Engineering

Bachelor of Science
2021 - 2025

Work History

K

Kenya Pipeline Company

Engineering Intern

Nairobi
2024 - 2024
D

data verification

data review

algeria
2001 - 2014