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Luca Spothelfer

Luca Spothelfer

AI Model Trainer - Applied Artificial Intelligence

GERMANY flag
Freiburg, Germany
$40.00/hrIntermediateInternal Proprietary Tooling

Key Skills

Software

Internal/Proprietary Tooling

Top Subject Matter

No subject matter listed

Top Data Types

TextText

Top Label Types

Classification
Text Generation
Data Collection

Freelancer Overview

I am currently studying Applied Artificial Intelligence and have gained hands-on experience working with AI training and data annotation tasks. My work includes reviewing, labeling, and validating data used to train and improve machine learning models. I am familiar with following detailed annotation guidelines and ensuring high data quality through careful analysis and consistency checks. Through my academic background and practical AI training tasks, I have developed strong analytical skills, attention to detail, and a solid understanding of how labeled data impacts model performance. I am comfortable working with structured and unstructured data and continuously aim to improve accuracy and reliability in AI systems.

IntermediateEnglishFrench

Labeling Experience

AI Training & Data Annotation

Internal Proprietary ToolingTextClassificationText Generation
Worked on AI training tasks involving text data annotation and classification. Responsibilities included labeling data according to predefined guidelines, reviewing AI-generated outputs, and identifying errors or inconsistencies. Focused on maintaining high annotation quality to support effective model training and evaluation.

Worked on AI training tasks involving text data annotation and classification. Responsibilities included labeling data according to predefined guidelines, reviewing AI-generated outputs, and identifying errors or inconsistencies. Focused on maintaining high annotation quality to support effective model training and evaluation.

2024

Education

N

N/A

Bachelor of Science, Applied Artificial Intelligence

Bachelor of Science
2024 - 2025
N

N/A

General University Entrance Qualification, General Studies

General University Entrance Qualification
2012 - 2021

Work History

C

CrowdGen (Appen)

AI Training Specialist / Data Annotation Contributor

Remote
2021 - 2025