Adam Penczek
Senior .NET Fullstack Developer at Citi
Warsaw, Masovian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolAdam Penczek is a Senior .NET Fullstack Developer based in Warsaw with nine years of hands-on experience building enterprise-grade backend and frontend systems. At Citi he blends modern .NET (including .NET 6, .NET Core) microservices, DDD, CQRS and Mediatr with React/TypeScript front-ends, CI/CD and test-driven practices to deliver resilient, scalable applications. His toolbox spans SQL Server, Dapper, Hangfire and automated testing (xUnit, Moq), reflecting a pragmatic focus on performance and maintainability in financial environments. Earlier roles involved full lifecycle .NET work from WPF and ASP.NET MVC to Web API and EF, giving him breadth across desktop, web and backend integration. He holds an engineering degree in Electronics and Telecommunications from Politechnika Gdańska, and is known for applying low-level systems thinking to higher-level distributed design decisions.
9 years of coding experience
2 years of employment as a software developer
Magister inżynier (Mgr inż.), Electronics and Telecommunications, Magister inżynier (Mgr inż.), Electronics and Telecommunications at Politechnika Gdańska
English, German
Github Skills (15)
visualization4
sql-database4
tsql4
database3
angular3
dotnet3
v82
non-relational-database1
nestjs1
typescript1
frontend1
mongodb1
backend1
nest1
trading1
Programming languages (2)
Github contributions (5)
fatalnyy/AISvisualizer
Mar 2020 - Aug 2020
ASP .NET Core v3.1 + Angular v8 application for visualization of marine units based on data from an AIS receiver. Database was designed as relational MS SQL database with use of T-SQL.
Contributions:34 commits, 3 PRs, 24 pushes in 4 months
angulardatabasedotnetsql-databasetsql
fatalnyy/WlanAnalyzer
Sep 2018 - Mar 2019
Contributions:33 commits, 26 pushes, 1 branch in 5 months
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