Kevin Koech

Key Skills

Software

Label Studio

Clickworker

Data Annotation Tech

HiveMind

iMerit

Toloka

Telus

Top Subject Matter

AI model training and development

Sentiment Analysis and Object Detection

Top Data Types

Text

Image

Computer Code Programming

Top Task Types

Entity Ner Classification

Classification

Computer Programming Coding

Red Teaming

Transcription

Question Answering

Text Summarization

Object Detection

Prompt Response Writing SFT

Text Generation

Fine Tuning

Evaluation Rating

Data Collection

Freelancer Overview

Freelance Data Annotator. Brings 3+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Label Studio. Education includes Bachelor of Science, Kenya Methodist University (2022). AI-training focus includes data types such as Text and labeling workflows including Entity (NER) Classification and Classification.

Labeling Experience

Freelance Data Annotator

Label StudioTextEntity Ner Classification

As a freelance data annotator, I labeled and categorized text and image datasets for machine learning models. I ensured high-quality annotations using tools like Label Studio and CVAT. My work focused on accuracy, consistency, and data quality improvement. • Labeled text and images for various machine learning tasks • Used annotation software such as Label Studio, CVAT, and Roboflow • Reviewed and corrected labeling errors to maintain dataset integrity • Performed preprocessing and cleaning prior to annotation

As a freelance data annotator, I labeled and categorized text and image datasets for machine learning models. I ensured high-quality annotations using tools like Label Studio and CVAT. My work focused on accuracy, consistency, and data quality improvement. • Labeled text and images for various machine learning tasks • Used annotation software such as Label Studio, CVAT, and Roboflow • Reviewed and corrected labeling errors to maintain dataset integrity • Performed preprocessing and cleaning prior to annotation

2025 - 2025

AI Dataset Annotation Project

Label StudioTextClassification

I contributed to an AI dataset annotation project focused on sentiment analysis and object detection. Using tools like Label Studio, I maintained annotation consistency and ensured high data quality. My contributions supported the broader machine learning pipeline for the project. • Created labeled datasets for sentiment analysis and object detection • Used Label Studio and manual annotation methods • Ensured accuracy and consistency in data labeling and review • Addressed project guidelines to meet dataset requirements

I contributed to an AI dataset annotation project focused on sentiment analysis and object detection. Using tools like Label Studio, I maintained annotation consistency and ensured high data quality. My contributions supported the broader machine learning pipeline for the project. • Created labeled datasets for sentiment analysis and object detection • Used Label Studio and manual annotation methods • Ensured accuracy and consistency in data labeling and review • Addressed project guidelines to meet dataset requirements

2024 - 2024

Education

Work History