John O.

Key Skills

Software

No software listed

Top Subject Matter

AI training support through web/text data labeling and content categorization

Top Data Types

Text

Top Task Types

Classification

Freelancer Overview

Freelance Writer and Online Contributor (Upwork) — text review, categorization, and data quality checks supporting AI/ML. Brings 5+ years of professional experience across complex professional workflows, research, and quality-focused execution. Education includes Unspecified Degree, University of Nairobi (2024). AI-training focus includes data types such as Text and labeling workflows including Classification.

Labeling Experience

Freelance Writer and Online Contributor (Upwork) — text review, categorization, and data quality checks supporting AI/ML datasets

TextClassification

Provided text-based content review and organization to meet client guidelines for dataset-quality outputs. Performed content categorization and evaluations to support consistent labeling across different tasks. Conducted research and verification steps to ensure accuracy and consistency in the labeled information. • Reviewed large volumes of text information for quality • Categorized content according to project instructions • Performed research and quality checks • Managed multiple projects in remote settings

2022 - Present

Education

Work History