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I'm Alexis Milionis, an AI/ML Engineer and Data Scientist with a strong programming background. I hold an MSc in Data Science & Machine Learning from the National Technical University of Athens and a Master of Engineering in Telecommunications & Information Technology from the University of Patras. I apply analytics and AI to real-world problems, currently focusing on real estate data and portfolio optimization. Currently I work at Cerved in Athens as a Data Scientist, where I migrated the codebase from R to Python, built automation and RPA bots to streamline data extraction, and delivered end-to-end real estate portfolio analytics with AI-based pricing and ESG risk assessment. I love learning, collaborating, and turning data into actionable business insights.…I'm Alexis Milionis, an AI/ML Engineer and Data Scientist with a strong programming background. I hold an MSc in Data Science & Machine Learning from the National Technical University of Athens and a Master of Engineering in Telecommunications & Information Technology from the University of Patras. I apply analytics and AI to real-world problems, currently focusing on real estate data and portfolio optimization. Currently I work at Cerved in Athens as a Data Scientist, where I migrated the codebase from R to Python, built automation and RPA bots to streamline data extraction, and delivered end-to-end real estate portfolio analytics with AI-based pricing and ESG risk assessment. I love learning, collaborating, and turning data into actionable business insights.

Alexis Milionis

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I'm Alexis Milionis, an AI/ML Engineer and Data Scientist with a strong programming background. I hold an MSc in Data Science & Machine Learning from the National Technical University of Athens and a Master of Engineering in Telecommunications & Information Technology from the University of Patras. I apply analytics and AI to real-world problems, currently focusing on real estate data and portfolio optimization. Currently I work at Cerved in Athens as a Data Scientist, where I migrated the codebase from R to Python, built automation and RPA bots to streamline data extraction, and delivered end-to-end real estate portfolio analytics with AI-based pricing and ESG risk assessment. I love learning, collaborating, and turning data into actionable business insights.…I'm Alexis Milionis, an AI/ML Engineer and Data Scientist with a strong programming background. I hold an MSc in Data Science & Machine Learning from the National Technical University of Athens and a Master of Engineering in Telecommunications & Information Technology from the University of Patras. I apply analytics and AI to real-world problems, currently focusing on real estate data and portfolio optimization. Currently I work at Cerved in Athens as a Data Scientist, where I migrated the codebase from R to Python, built automation and RPA bots to streamline data extraction, and delivered end-to-end real estate portfolio analytics with AI-based pricing and ESG risk assessment. I love learning, collaborating, and turning data into actionable business insights.

Available to hire

I’m Alexis Milionis, an AI/ML Engineer and Data Scientist with a strong programming background. I hold an MSc in Data Science & Machine Learning from the National Technical University of Athens and a Master of Engineering in Telecommunications & Information Technology from the University of Patras. I apply analytics and AI to real-world problems, currently focusing on real estate data and portfolio optimization.

Currently I work at Cerved in Athens as a Data Scientist, where I migrated the codebase from R to Python, built automation and RPA bots to streamline data extraction, and delivered end-to-end real estate portfolio analytics with AI-based pricing and ESG risk assessment. I love learning, collaborating, and turning data into actionable business insights.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Language

Greek, Modern

Fluent

English

Fluent

German

Advanced

Work Experience

Data Scientist at Cerved

January 1, 2025 - Present

Data Scientist at Cerved (Athens). Migrated the company’s codebase from R to Python to improve computational efficiency, scalability and maintainability across the data team. Engineered Python scripts and Selenium-based RPA bots to streamline data extraction, reducing manual processing time in procedure management by 25%. Led development of a real estate portfolio analytics application with algorithmic/AI-powered pricing and marketability predictions, ESG risk assessment algorithms, and a business strategy roadmap. Built a Utility Management Platform for historical billing tracking and consumption analysis. Designed interactive dashboards (Streamlit, Shiny, PowerBI) for executives and delivered quarterly market reports guiding valuations and investments.