Jonas Swiatek
Co-Founder at Telzio
Copenhagen, Capital Region of Denmark
Summary
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SeniorJonas Swiatek is a seasoned software architect and co-founder with 15 years' experience building high-performance web applications and VoIP systems, primarily on the .NET stack. He has led architecture and migration efforts at Denmark’s largest broadcaster, designing scalable, cache-consistent solutions that withstand extreme traffic spikes during national events. Equally comfortable with ASP.NET MVC/WebAPI, Java, node.js and scripting languages, he focuses on maintainable frameworks and cross-team workflows that accelerate feature sharing. Jonas combines hands-on development, server administration (Windows/Linux) and CI-driven build/deploy practices to deliver reliable production systems. His background includes operating critical public-facing services and pragmatic strategies for decoupling monoliths to support diverse devices and rapid updates. Based in Copenhagen, he brings entrepreneurial drive from co-founding Telzio alongside deep operational experience at top Danish websites.
14 years of coding experience
17 years of employment as a software developer
Danish, English
Github Skills (15)
visual-studio-extension9
asternet7
asterisk7
fastagi7
visual-studio5
asterisk-ami5
dotnet3
appender2
log4net-appender2
caching2
logging1
log4net1
csharp1
gelf1
dotnet-core1
Programming languages (2)
Github contributions (5)
jonasswiatek/strokes
Jun 2011 - Jan 2014
Contributions:208 commits in 2 years 7 months
visual-studio-extensionvisual-studio
jonasswiatek/decklist-api-cdk
Aug 2024 - Apr 2025
Contributions:66 pushes, 1 branch in 8 months
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