Ilias Piotopoulos
Computer Scientist | Full Stack Software Engineer | Cybersecurity Enthusiast
About Me
Hello There!
I am passionate about Computer Science and driven by a desire to create, learn, and continuously grow in the ever-evolving tech landscape. With a strong foundation in software development, I have hands-on experience building scalable web applications and solving complex problems.
I am focused on writing clean, efficient code by applying software design patterns and ensuring high-quality performance through unit and integration testing. My curiosity drives me to explore various paths within technology, and I thrive in environments that challenge me to innovate and grow.
I am always looking for ways to contribute to the success of the company I work for, whether by improving processes, delivering high-quality solutions, or collaborating with teams to drive impactful results. Committed to personal and professional development, I’m always seeking opportunities to push my boundaries, improve every day, and contribute to impactful, cutting-edge projects in the tech industry.
My Resume
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Work Experience
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Software Engineer
Cosmote Telekom - Agile Actors - July 2025 - Now · 1 yr Athens · Hybrid- Designed, developed, and maintained backend systems supporting service orchestration.
- Built and enhanced RESTful and SOAP APIs and microservices using Java, ensuring scalability and reliability.
- Collaborated with cross-functional teams (DevOps, frontend, QA) to deliver new telecom services and features.
- Contributed across the full software lifecycle: analysis, design, implementation, testing (SIT / UAT / FUT), and deployment.
- Integrated and managed relational and NoSQL databases, writing efficient and secure queries.
- Participated in Agile/Scrum ceremonies, contributing to sprint planning, reviews, and continuous improvement.
- Performed debugging, troubleshooting, and performance optimization of existing backend systems.
- Participated in code reviews and followed best practices in version control (Git-based workflows).
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Full Stack Software Engineer
Zephyr One - Media Buying - May 2023 - May 2024 · 1 yr Singapore · Remote- Led the development, deployment, and maintenance of secure software systems supporting online media buying processes and financial data analysis.
- Designed and maintained full-stack web applications using PHP (backend) and React (frontend), ensuring scalability, reliability, and high performance.
- Engineered solutions for the search arbitrage domain, optimizing systems critical to real-time bidding and revenue generation.
- Implemented secure coding practices and conducted performance tuning to support large-scale operations and data processing.
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Junior Software Engineer
MTG Hellas - May 2021 - May 2022 · 1 yr Athens- Developed and maintained web applications focused on Cybersecurity solutions using Spring Framework and Java 17, writing clean, maintainable, and efficient code.
- Applied software design patterns to ensure code quality, while utilizing Unit and Integration testing to validate functionality and robustness.
- Collaborated within a cross-functional Agile team to design, implement, and test features in bi-weekly sprints.
- Participated in code reviews and daily stand-ups, contributing to a culture of continuous improvement and knowledge sharing.
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Education
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Bachelors Degree
National & Kapodistrian University of Athens - 2018 - (In Progress, 1 subject remaining)Computer Science and Telecommunications.
Grade: 7+/10
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Secondary Education
1st General Highschool of Nea Makri, Attica, Greece, - 2015 - 2018Grade: 19.00/20
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Military Obligation
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Military Service
Armed Forces – Completed mandatory service - May 2024 - May 2025 · 1 yrCompleted my mandatory military Service.
