Hi, I’m Ioannis (John) Tsioumpris. I’m a software developer with 20+ years of experience designing and implementing tailored solutions using Microsoft Access, Python (including ML/DL), SQL, and .NET. I enjoy solving complex problems where solutions don’t exist yet, leveraging AI/ML, automation, and creative coding to deliver practical, user-friendly tools. I’ve tackled projects like emulating MS Access continuous forms in WinForms and PyQt, building predictive models on live data, and creating custom remote desktop solutions. I’m committed to writing modular, maintainable, and future-proof code. I embrace modern tooling, including AI-assisted development, to accelerate delivery while ensuring human verification and alignment with your goals. I thrive in collaborative environments and enjoy turning ambitious ideas into reliable, scalable solutions that users love to work with.

Ioannis (John) Tsioumpris

Hi, I’m Ioannis (John) Tsioumpris. I’m a software developer with 20+ years of experience designing and implementing tailored solutions using Microsoft Access, Python (including ML/DL), SQL, and .NET. I enjoy solving complex problems where solutions don’t exist yet, leveraging AI/ML, automation, and creative coding to deliver practical, user-friendly tools. I’ve tackled projects like emulating MS Access continuous forms in WinForms and PyQt, building predictive models on live data, and creating custom remote desktop solutions. I’m committed to writing modular, maintainable, and future-proof code. I embrace modern tooling, including AI-assisted development, to accelerate delivery while ensuring human verification and alignment with your goals. I thrive in collaborative environments and enjoy turning ambitious ideas into reliable, scalable solutions that users love to work with.

Available to hire

Hi, I’m Ioannis (John) Tsioumpris. I’m a software developer with 20+ years of experience designing and implementing tailored solutions using Microsoft Access, Python (including ML/DL), SQL, and .NET. I enjoy solving complex problems where solutions don’t exist yet, leveraging AI/ML, automation, and creative coding to deliver practical, user-friendly tools. I’ve tackled projects like emulating MS Access continuous forms in WinForms and PyQt, building predictive models on live data, and creating custom remote desktop solutions.

I’m committed to writing modular, maintainable, and future-proof code. I embrace modern tooling, including AI-assisted development, to accelerate delivery while ensuring human verification and alignment with your goals. I thrive in collaborative environments and enjoy turning ambitious ideas into reliable, scalable solutions that users love to work with.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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Language

Greek, Modern
Fluent
English
Advanced

Work Experience

IT Supervisor at D.A.M.T Thessaloniki IT Department
January 1, 2020 - Present
In charge of developing applications and providing solutions for IT Administration; provides user support.
IT Personnel at KLEFER S.A. – Industrial Area of Kilkis
January 1, 2017 - October 23, 2025
Maintained and upgraded the main application (MS Access); planned and upgraded IT infrastructure; provided user support; ERP/HR responsibilities.
Freelancer at Various clients around the world
January 1, 2016 - Present
Developed crucial and difficult solutions in multiple languages (Microsoft Access, .NET, SQL); designed and implemented remote desktop session monitoring and handling; delivered under tight deadlines to meet client goals.
IT Supervisor at D.A.M.T
January 1, 2020 - November 14, 2025
Develop applications and IT solutions for administration; provide user support.
IT Personnel at KLEFER S.A.
December 31, 2017 - December 31, 2017
Maintained/upgraded core MS Access application and IT infrastructure; led ERP/HR systems; recognized for top user experience.
Freelancer at Freelancer - Global Clients
January 1, 2016 - November 14, 2025
Delivered high-pressure, customized solutions in MS Access, .NET, SQL; designed tools like remote desktop session monitors.

Education

MSc AI & Web Technologies at International Hellenic University
January 1, 2022 - December 31, 2024
BSc Computer Science at Hellenic Open University
January 1, 2009 - December 31, 2015
BSc Electrical Engineering at Piraeus University of Applied Science
January 1, 1989 - December 31, 1996

Qualifications

MSc in AI & Web Technologies
January 11, 2030 - October 23, 2025
BSc Computer Science
January 11, 2030 - October 23, 2025
BSc Electrical Engineering
January 11, 2030 - October 23, 2025
Top Distinguished Expert in Microsoft Access on Experts-Exchange
January 11, 2030 - October 23, 2025
Top Distinguished Expert in Microsoft Access (Experts-Exchange)
January 11, 2030 - November 14, 2025

Industry Experience

Software & Internet, Professional Services, Manufacturing, Media & Entertainment, Computers & Electronics