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Lionel Messi

Lionel Messi

AI Data Annotator - Economics

Greece flagThessaloniki, Greece
$15.00/hrEntry LevelClickworker

Key Skills

Software

ClickworkerClickworker

Top Subject Matter

Economics - Banking
Finance - Corporate Finance
Economics - Macroeconomics

Top Data Types

AudioAudio
TextText

Top Task Types

Question AnsweringQuestion Answering

Freelancer Overview

I have a strong understanding of AI training data workflows, including data labeling, annotation, and quality evaluation. I am familiar with applying detailed guidelines to ensure consistency across datasets, whether working with text classification, sentiment analysis, or content moderation tasks. I pay close attention to nuance and context, which allows me to accurately interpret ambiguous cases and maintain high labeling precision. I also understand the importance of clean, unbiased data in improving model performance and take care to follow instructions rigorously while minimizing errors.

Entry LevelEnglishGerman

Labeling Experience

No Data Labeling experience added

Lionel M. hasn’t added any AI Training or Data Labeling experience to their OpenTrain profile yet.

Education

A

Aristotle University of Thessaloniki

Bachelor of Science, Economics

Bachelor of Science
2024

Work History

P

Play2Review FZ-LLC

Video Game Playtester

Thessaloniki
2026 - Present