Junior software engineer based in Thessaloniki, Greece.

I graduated from the School of Informatics at Aristotle University of Thessaloniki and I'm currently pursuing an MSc in Data Science and Machine Learning at the Hellenic Open University. I'm looking for my first full-time role in software engineering, data engineering or data analysis.

insurance-office: a multi-user web application that replaces the Excel files of a Greek insurance office: customers, vehicles, owners, policies and renewals. Spring Boot 4, Java 21, PostgreSQL, Flyway and Thymeleaf, with 800+ tests on a real PostgreSQL (Testcontainers) and in a real browser (Playwright). It runs with one Docker command, on synthetic data.

• MSc, Data Science & Machine Learning – Hellenic Open University (2026–, in progress)
• BSc thesis – Extended a Unity multiplayer serious game using Photon PUN2

• Languages: Python, Java, SQL
• Frameworks & tools: Spring Boot, PostgreSQL, Flyway, Docker, Testcontainers, Playwright, Git, Linux / Bash
• Currently exploring: machine learning, distributed systems

• LinkedIn: in/ioakeim-mertekis