Kyriakos Karlettis holds a BSc in Computer Science and a Master’s degree in Communication Networks and Systems Security from the Aristotle University of Thessaloniki. He has hands-on experience in cloud infrastructure, cybersecurity, software development, and blockchain technologies. Kyriacos has contributed to projects involving network emulation, automation scripting, smart contract deployment, and full-stack web application development. He has also worked in IT consulting, where he developed his skills in Python, Linux system administration, and modern web technologies. He is currently a Software Engineer I at the KIOS Research and Innovation Center of Excellence.