Isaack S.

Key Skills

Software

Other

Anno-Mage

Clickworker

CVAT

Data Annotation Tech

Dataloop

Humanatic

Labelbox

Toloka

Telus

Top Subject Matter

AI and Machine Learning Training Data

AI model training and data processing

Academic Research Datasets

Top Data Types

Text

Image

Video

Top Task Types

Classification

Object Detection

Segmentation

Text Generation

Transcription

Data Collection

Freelancer Overview

Data Labeling Specialist – RWS. Brings 2+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Internal, Proprietary Tooling, and Other. Education includes Certification, Open University of Kenya (2025) and Bachelor of Science, University of Eldoret (2024). AI-training focus includes data types such as Text and labeling workflows including Classification.

Labeling Experience

Data Annotator – Atlas Capture

OtherTextClassification

As a Data Annotator at Atlas Capture, I labeled and validated datasets for AI model training and data processing. I conducted quality checks to ensure annotation accuracy and compliance with project requirements. I collaborated with remote teams to meet required turnaround and quality expectations. • Processed both structured and unstructured text data • Performed annotation using digital annotation platforms • Ensured adherence to quality and compliance standards • Communicated regularly within remote collaborative environments.

Present

Data Labeling Specialist – RWS

TextClassification

As a Data Labeling Specialist at RWS, I performed data labeling and annotation tasks to support AI and machine learning training projects. My work involved reviewing and evaluating AI-generated outputs for relevance, accuracy, and quality. I consistently applied detailed annotation guidelines to ensure production of high-quality labeled datasets. • Labeled and validated text data for AI model development • Maintained productivity and accuracy in a remote workflow • Identified inconsistencies and escalated ambiguous labeling cases • Used internal/proprietary annotation tools for labeling tasks.

Present

University Research & Data Labeling Projects – University of Eldoret

TextClassification

During university research projects at the University of Eldoret, I participated in academic data labeling and dataset preparation activities. My work included organizing, cleaning, and categorizing research data for statistical analysis. I applied validation and preprocessing techniques using statistical software. • Prepared labeled text datasets for research purposes • Applied data validation and cleaning methods in R and Excel • Supported statistical reporting and analysis tasks • Focused on accurate and consistent dataset organization.

Not specified

Education

Work History