
Dimitrios Ntoulas
Development
Kozani, Greece
Skills
PHP
mySQL
Linux
Computer & Network Security
Web Services
Alpine Linux
Computer Hardware
About
Dimitrios Ntoulas, with 21 years of experience, is an experienced software engineer at Databank S.A. in Kozani, Greece. His experience spans aerospace systems, Arduino, ADSL, cybersecurity and telecommunications systems, and he is an expert in Visual Basic for Applications (VBA). Dimitrios excels at software development, systems administration, and troubleshooting. He has experience in managing dedicated servers, developing online applications, and improving web security.
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Acomplishments
One of my notable accomplishments is the development and successful implementation of an online system that revolutionized the way private language schools organize examinations and manage their operations. This system has been running successfully for almost seven years in Greece, Cyprus, Italy, and the UK.
This comprehensive web application provides a centralized platform for language schools to efficiently handle all aspects of the examination process, from registration to certification. It offers a user-friendly interface that simplifies the management of students, examination procedures, marking, and certification.
One of the key features of this system is its ability to automate various administrative tasks, saving time and reducing manual effort. Language schools can easily register students, schedule examinations, and generate personalized examination timetables. The system also allows for online registration and payment, eliminating the need for paper-based processes and enhancing convenience for both schools and students.
Furthermore, the system streamlines the marking procedure by providing a digital platform for examiners to evaluate and grade students' performance. It ensures consistency and accuracy in the marking process while maintaining the privacy and security of student data.
As the developer and project lead, I have continuously enhanced the system by incorporating user feedback and implementing new features to meet the evolving needs of language schools. I have also ensured that the system complies with data protection regulations and follows best practices in terms of security and performance.
The longevity and success of this online system in multiple countries demonstrate its effectiveness in revolutionizing the examination management process for private language schools. It has significantly improved efficiency, accuracy, and convenience, making it an invaluable tool for language schools and their students.
One other of my notable accomplishments is being a part of the ASPIRE (Aerospace Research Engineering) team and achieving 2nd place in the prestigious Spaceport America rocketry contest. As an avionics developer, I played a crucial role in the success of our team.
ASPIRE team was founded in October 2017 by a group of dedicated students from the University of Western Macedonia who shared a common interest in aerospace applications. Our main goal was to explore and learn about various fields within the aerospace industry, pushing the boundaries of our knowledge and skills.
The Spaceport America rocketry contest provided us with an incredible opportunity to showcase our expertise and compete against other talented teams. The competition required us to design, build, and launch a rocket that could reach a specified altitude while carrying a payload.
As the avionics developer, my responsibilities included designing and implementing the software systems that controlled and monitored the rocket during its flight. This involved developing circuitry, programming microcontrollers, and integrating sensors to ensure optimal performance and safety.
Our team's dedication, collaboration, and attention to detail were instrumental in our success. We meticulously planned and executed each phase of the project, from initial design to testing and final launch. We conducted numerous simulations and tests to optimize our rocket's performance and ensure its reliability.
Achieving 2nd place in the Spaceport America rocketry contest was a significant accomplishment for our team. It validated our hard work, determination, and passion for aerospace engineering. It also provided us with valuable experience and recognition within the industry.
This accomplishment has motivated us to continue pushing the boundaries of aerospace research and engineering. We are determined to further expand our knowledge, explore new frontiers, and make a meaningful impact in the field.
Work Experience
Software Developer
Databank S.A.
August 2014 - Present
- My main objective in the company is to maintain the good operation of dedicated servers.
- Fixing and updating them with the latest software versions.
- Migrating customer data from other platforms.
- Developing custom solutions for online applications.
- Managing XML, JSON, and database data.
- Managing intrusion detection and intrusion prevention server systems.
- Hardening web application security and preventing data exposure.
Software Programmer
Self-Employed
January 2009 - December 2014
- I am self-employed, working on contracts with the Greek public domain for the Institute of Technology of West Macedonia.
- My primary roles included Linux system administration, PHP programming, and MySQL database management.
- Additionally, I held a part-time job in a wood processing industry, where I developed a custom software solution to manage their customer orders and production.
Software Developer
Aspire Uown
January 2003 - December 2008
- The ASPiRE (Aerospace Research Engineering) team was founded in October 2017 by a group of students from the University of Western Macedonia.
- The common interests in aerospace applications and the willingness to explore and learn unknown and different fields were the main reasons for its creation.
- It is now the University's official aerospace applications research group.
- It consists of and draws new members from three of the Polytechnic departments of the University: the Department of Electrical and Computer Engineering, the Department of Chemical Engineering, and the Department of Mechanical Engineering.
Education
University of Western Macedonia
Master's degree
October 2023 - Present
Modern Information Technologies and Services in Modern Telecommunications Systems, Internet Technologies, Internet of Things and Systems Security.
EQF Level 7
University of Western Macedonia
Pedagogical and Educational Proficiency
September 2022 - May 2023
I have attended, after my BSc, additional courses for the acquisition of Pedagogical and Educational proficiency in Junior High/Intermediate/Middle School Education and Teaching Computer Science.
University of Western Macedonia
Barchelor's degree
October 2017 - December 2022
Informatics Engineering, Network and System Administration/
Administrator.
EQF Level 6
Public Vocational Training Institute of Kozani
Diploma of Education
September 2002 - June 2004
Technical of Computing Applications, Networks and Office
Automation.
EQF Level 5