Kelvin Cheruiyot

Key Skills

Software

CloudFactory

Sama

Top Subject Matter

Multilingual dataset annotation

AI model development

Text data annotation quality

Top Data Types

Text

Image

Top Task Types

Classification

Freelancer Overview

AI Data Annotator (Freelance) - CloudFactory. Brings 7+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include CloudFactory and Sama. Education includes Bachelor of Arts, University of Nairobi (2020) and Diploma in Information Technology, Mount Kenya University (2016). AI-training focus includes data types such as Text and labeling workflows including Classification.

Labeling Experience

AI Data Annotator (Freelance) - CloudFactory

CloudfactoryTextClassification

As an AI Data Annotator at CloudFactory, I annotated diverse datasets across text, audio, and image modalities. I performed pairwise comparisons and conducted rigorous quality assurance checks on multi-language datasets, specifically in Oromo and English. Tools like Labelbox and AWS SageMaker were used to manage and execute annotation projects efficiently. • Annotated datasets in various data types: text, audio, and image. • Executed pairwise comparisons and QA validation tasks. • Specialized in multilingual data labeling (Oromo and English). • Utilized Labelbox and SageMaker for efficient annotation workflows.

As an AI Data Annotator at CloudFactory, I annotated diverse datasets across text, audio, and image modalities. I performed pairwise comparisons and conducted rigorous quality assurance checks on multi-language datasets, specifically in Oromo and English. Tools like Labelbox and AWS SageMaker were used to manage and execute annotation projects efficiently. • Annotated datasets in various data types: text, audio, and image. • Executed pairwise comparisons and QA validation tasks. • Specialized in multilingual data labeling (Oromo and English). • Utilized Labelbox and SageMaker for efficient annotation workflows.

2023 - Present

Data Quality Analyst - Sama

SamaTextClassification

As a Data Quality Analyst at Sama, I validated annotated datasets and improved annotation guidelines for various projects. I provided training to annotators and oversaw data quality control, ensuring high standards were met. Working with Sama’s tools, I collaborated closely with annotation teams to enhance overall dataset quality. • Validated and reviewed annotated text datasets. • Improved and documented annotation guidelines. • Trained and mentored junior annotators. • Maintained rigorous data quality standards using Sama’s platform.

As a Data Quality Analyst at Sama, I validated annotated datasets and improved annotation guidelines for various projects. I provided training to annotators and oversaw data quality control, ensuring high standards were met. Working with Sama’s tools, I collaborated closely with annotation teams to enhance overall dataset quality. • Validated and reviewed annotated text datasets. • Improved and documented annotation guidelines. • Trained and mentored junior annotators. • Maintained rigorous data quality standards using Sama’s platform.

2021 - 2022

Education

Work History