Bill O.

Key Skills

Software

Toloka

Don't disclose

Top Subject Matter

AI training datasets (image, text, audio) and content moderation

AI research projects

dataset curation

Top Data Types

Image

Text

Top Task Types

Classification

Freelancer Overview

Freelance Data Annotator & AI Training Contributor (Remote). Brings 6+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Toloka and Don't disclose. Education includes Master of Science, University of Nairobi (2024) and Bachelor of Science, University of Nairobi (2023). AI-training focus includes data types such as Image and Text and labeling workflows including Classification, Evaluation, and Rating.

Labeling Experience

Research / AI Project Assistance (Freelance / Ongoing)

Don't discloseText

Assisted AI-based research projects by contributing to dataset curation, model evaluation, and annotation pipeline activities. Designed experimental workflows focused on AI training readiness and quality control. Documented project outcomes and prepared reports for client and academic use. • Dataset curation for AI research • Model evaluation support • Annotation pipeline contributions • Experimental workflow design and reporting

2021 - Present

Freelance Data Annotator & AI Training Contributor (Remote)

TolokaImageClassification

Labeled image, text, and audio datasets to support AI model training and improved accuracy for downstream tasks. Performed content moderation, categorization, and quality assurance to ensure labeled outputs met dataset requirements. Collaborated with international remote teams to increase adaptability and precision during annotation cycles. • Image/text/audio labeling for AI training datasets • Content moderation and categorization • Quality assurance and dataset verification • Workflow development for efficient annotation and QC

2021 - Present

Education

Work History