Dariusz Lenartowicz
Chief Technology Officer at Softio
Warsaw, Masovian Voivodeship, Poland
Summary
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SeniorDariusz Lenartowicz is a hands-on Chief Technology Officer and principal software architect with 11+ years of experience building client/server and internet applications from Warsaw. He architects all IT systems at P2P2 and runs his own software company, blending strategic leadership with deep technical work in .NET, C#, ASP.NET Core, CQRS, event-driven architecture, DDD, and Microsoft SQL Server. Early roles as developer, designer, and project lead across Polish tech firms give him a pragmatic understanding of end-to-end delivery and relational database design. Known as a .NET enthusiast, he combines enterprise-grade architecture with practical implementation, often owning both the high-level design and the codebase. A detail not always visible in leadership bios: he continues to ship and maintain core systems himself, keeping architecture decisions grounded in real-world operational experience.
11 years of coding experience
9 years of employment as a software developer
Spanish, English, French
Stackoverflow
1,959reputation
296kreached
99answers
30questions
Github Skills (167)
dashboard10
messaging10
linq10
windows10
grafana10
asp-net-core10
asp-net10
entity-framework10
elasticsearch10
monitoring10
change-tracking10
linux10
dotnet10
pattern10
rabbitmq10
Programming languages (4)
Github contributions (5)
dario-l/ses
Jul 2016 - Jun 2020
Contributions:13 releases, 226 commits, 1 PR in 3 years 11 months
eventstorerdbms
dario-l/LinearKeyAllocator
Dec 2019 - Jan 2024
Linear key allocator for MS Sql Server
Contributions:2 releases, 1 PR, 12 pushes in 4 years 2 months
databasegeneratorhiloidentifierkey-allocator
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