I am a passionate data scientist with a focus on innovative solutions in data management and AI. Throughout my career, I've developed various systems that leverage machine learning and cloud technologies to provide scalable solutions for complex problems. I thrive in collaborative environments and enjoy tackling challenges that push the boundaries of technology.

Kostas Psychogios

I am a passionate data scientist with a focus on innovative solutions in data management and AI. Throughout my career, I've developed various systems that leverage machine learning and cloud technologies to provide scalable solutions for complex problems. I thrive in collaborative environments and enjoy tackling challenges that push the boundaries of technology.

Available to hire

I am a passionate data scientist with a focus on innovative solutions in data management and AI. Throughout my career, I’ve developed various systems that leverage machine learning and cloud technologies to provide scalable solutions for complex problems. I thrive in collaborative environments and enjoy tackling challenges that push the boundaries of technology.

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Language

Greek, Modern
Fluent
English
Advanced
German
Intermediate

Work Experience

Data Science Contractor at Elsevier
December 1, 2025 - December 1, 2025
Created an evaluation pipeline for a RAG system using an LLM-as-a-judge approach and enhanced existing workflows, resulting in a 20% increase in sales. Improved answer validation and collaborated with experts on evaluation datasets.
Data Scientist at Synthetica
April 1, 2025 - April 1, 2025
Developed a RAG-based agent system for unstructured documents, integrating OCR and vision models. Fine-tuned embedding models for higher accuracy and managed deployments using Docker and Kubernetes.
Data Scientist at Synelixis Solutions
January 1, 2024 - January 1, 2024
Implemented an Intrusion Detection System (IDS) within a Federated Learning framework achieving high accuracy. Developed local style transfer techniques and focused on software engineering practices.
Data Scientist at Alexander Moore
May 1, 2022 - May 1, 2022
Collaborated to implement sales forecasting systems and developed an NLP sentiment analysis module, achieving a 90% accuracy rate. Built and deployed churn prediction models to reduce operational costs.

Education

Master of Engineering at National Technical University of Athens (NTUA)
January 1, 2015 - January 1, 2021

Qualifications

Add your qualifications or awards here.

Industry Experience

Computers & Electronics, Software & Internet, Healthcare, Media & Entertainment, Professional Services