Fey Kosmala
Medior Software Developer at Nielsen
Ridderkerk, South Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolFey Kosmala is a Medior Software Developer based in Ridderkerk with nine years of professional experience and deep expertise in .NET/C#. He has a strong track record modernizing legacy systems and building both desktop and web applications, including managing ticket vending machine GUIs and developing Web APIs. Comfortable as a back-end specialist, he also steps into full-stack roles when required, blending practical UX updates with robust server-side design. Fey progressed internally at Nielsen from Associate to Medior developer, demonstrating steady responsibility growth in production environments. His engineering background in IT and econometrics and hands-on experience migrating deprecated internal tools signal a pragmatic focus on maintainability and modernization. Colleagues can expect a developer who pairs long-term .NET craftsmanship with real-world product support experience.
9 years of coding experience
8 years of employment as a software developer
Engineer's degree, Information Technology and Econometrics, Engineer's degree, Information Technology and Econometrics at Wyższa Szkoła Ekonomii i Informatyki w KrakowieTechnician, Information Technology, Technician, Information Technology at Technikum Energetyczno-Elektroniczne nr 9 w Krakowie
English, Polish, Japanese, German, Dutch
Github Skills (12)
tetris10
unity3d8
prism7
windows-forms6
wpf6
architecture5
csharp5
mvvm5
mvvm-architecture5
gltf5
dotnet4
dotnet-core4
Programming languages (3)
Github contributions (5)
FrostyShadow/wpf-tetris-core
Jan 2020 - May 2020
Tetris™ clone based around .NET Core 3.0 C# and WPF utilising MVVM architecture, ReactiveProperties and Prism.MVVM.
Contributions:13 commits, 10 pushes, 1 branch in 4 months
net-core-3-0dotnetgamemvvmnet-core
FrostyShadow/duty-and-conductor-manager-api
Oct 2021 - Mar 2022
Contributions:20 PRs, 46 pushes, 21 branches in 5 months
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