Nikitas Maragkos is currently a Lead Data Scientist at Eni Plenitude in Thessaloniki, Greece, where he specializes in building efficient forecasting models for diverse applications. He holds a Master’s degree in Artificial Intelligence from the Aristotle University of Thessaloniki (AUTH), where he also earned Bachelor's degrees in Computer Science and Mathematics. His professional experience includes roles as Senior Data Scientist at Ernst & Young, where he developed end-to-end machine learning workflows, and as an AI Researcher at CIDL, contributing to intelligent energy management systems. He has published peer-reviewed work on neural forecasting models and has collaborated with both the private and public sectors on applied AI projects. Nikitas combines strong academic foundations with practical expertise in Python, PySpark, and cloud platforms, and is a native Greek speaker fluent in English.