Levy O.

Key Skills

Software

Toloka

Don't disclose

Top Subject Matter

Machine learning dataset labeling for AI model training

Machine learning data preparation and annotation

Top Data Types

Text

Image

Top Task Types

Classification

Data Collection

Freelancer Overview

Remote Data Annotator (Various Remote Platforms). Brings 1+ 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, United States International University Africa (USIU Africa) (2025) and Bachelor of Science, United States International University Africa (USIU Africa) (2023). AI-training focus includes data types such as Text and Image and labeling workflows including Classification and Data Collection.

Labeling Experience

AI data analyst

Don't discloseImageData Collection

Collected and annotated image and text datasets for machine learning model training with an emphasis on reliable labeling outputs. Performed quality assurance checks to maintain approximately 95% annotation accuracy. Supported natural language processing workflows through prepared labeled data. • Collected image and text data for ML training • Conducted QA checks to maintain ~95% annotation accuracy • Supported NLP by preparing labeled datasets • Ensured data readiness for downstream model training

2026 - Present

Remote Data Annotator (Various Remote Platforms)

TolokaTextClassification

Annotated diverse datasets with careful adherence to detailed, project-specific guidelines to support high-accuracy machine learning model training. Maintained consistent quality while meeting daily and weekly annotation targets for assigned tasks. Collaborated with project managers by communicating task requirements and progress to ensure timely completion. • Followed annotation guidelines to ensure label consistency and dataset quality • Reached/exceeded daily and weekly annotation targets while prioritizing precision • Adapted quickly to new annotation tools and workflows • Provided timely updates to project managers on progress and requirements

2022 - 2024

Education

Work History