Ilia Demin
Lead Full-Stack Developer Software Architect at Synergy Systems, LLC Kensington
Belgrade, Central Serbia
Summary
🤩
Rockstar🎓
Top SchoolIlia Demin is a Lead Full-Stack Developer and Software Architect with over fifteen years of hands-on experience and a deep specialty in Windows desktop applications using C#, WinForms, WPF and WCF, complemented by Linux C++ (Qt, wxWidgets) work. He has repeatedly rescued and modernized legacy systems—migrating backends, refactoring data models, and restoring functionality while preserving API compatibility and reproducible builds across CI and developer environments. Ilia combines low-level protocol and industrial automation expertise (TCP/IP, CAN/Mechatrolink) with cloud-friendly web stacks (Kotlin/Ktor, Typescript) and practical DB experience across MS SQL, Oracle, PostgreSQL and Firebird. He mentors small teams, drives architectural decisions, and brings pragmatic choices like replacing undocumented libraries with maintainable frameworks (Exposed) to improve long-term project health. An active contributor to Microsoft PowerToys, he improved PowerToys Run, color picker UI and unit conversion precision—demonstrating attention to both UX detail and cross-platform impact. Based in Belgrade, he blends mathematical training with a track record of turning complex engineering and integration challenges into reliable, auditable solutions.
9 years of coding experience
22 years of employment as a software developer
Bachelor’s Degree Computational and Applied Mathematics, Bachelor’s Degree Computational and Applied Mathematics at ITMO UniversityLyceum "Physical-Technical High School"
English, Russian, Czech
Github Skills (14)
net10
asp-net10
uid10
dotnet10
csharp10
ui-design10
front-end-development10
dotnet-core10
unit-testing9
color-picker8
web-search8
wp-api7
winapi7
ws-api7
Programming languages (4)
Github contributions (5)
microsoft/PowerToys
Mar 2022 - Jun 2022
Windows system utilities to maximize productivity
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:18 reviews, 7 commits, 6 PRs in 3 months
Contributions summary:Ilia primarily contributed to the PowerToys Run module and the color picker in this repository. Their work involved implementing and refactoring functionalities for web search using the user's default browser. Additionally, they addressed precision issues and incorporated improvements to the Unit Converter, and updated the user interface for the color picker. They also fixed a Keyboard Manager settings issue and addressed OOBE related issues.
fancyzoneswindowspowerrenameproductivitymaximize
lncubus/PowerToys
Mar 2022 - Feb 2023
Windows system utilities to maximize productivity
Contributions:63 pushes, 14 branches in 10 months
maximizewindowswindows-10productivity
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