Сергей

Tsaritsyn Serhei
Full-Stack .NET Developer
Age: 40
e-mail: tsaritsyn.serhei+[open contact info](look above in the "contact info" section)
telegram: https://t.me/tsaritsin_serg
Summary
Experienced Full Stack .NET Developer with over 20 years of programming experience, including 13 years in commercial software development.
Strong background in building enterprise-level ERP systems and desktop, web, and hybrid mobile applications using the Microsoft .NET ecosystem.
Proficient in both frontend and backend development, database design, and integration.
Hands-on experience with CI/CD, automated testing, and cross-platform UI frameworks.
Professional Experience
Software Developer
(2004 – Present)
• From 2004 to 2013 – engaged in non-commercial and internal software development projects using Delphi, C++, and SQL Server.
• Since 2013 – worked on the development of a large-scale ERP system, primarily using Silverlight and WPF for the client side and SQL Server for the backend.
• Since 2021, participated in the migration and redevelopment of the ERP system using Blazor WebAssembly and .NET MAUI (Blazor Hybrid).
• Acted as a Full Stack Developer, responsible for both UI/UX and backend logic.
• Designed and maintained MS SQL Server databases, including stored procedures, functions, and complex queries.
• Created unit and integration tests using NUnit, xUnit, and SpecFlow to ensure high code quality.
• Used Git and SVN for version control; familiar with CI/CD pipelines using GitHub Actions, GitLab CI, and Jenkins.
• Developed a side project focusing on mobile development using .NET MAUI (Blazor Hybrid).

Technical Skills
Languages & Frameworks:
C#, T-SQL, Delphi, C++, HTML, CSS
.NET Stack:
• .NET Framework (3.5 – 4.8)
• .NET Core / .NET 5-8
• WPF, WinForms, Silverlight
• ASP.NET, Blazor (Server, WebAssembly, Hybrid)
• Avalonia UI, .NET MAUI
Testing:
NUnit, xUnit, MSTest, SpecFlow
Databases:
Microsoft SQL Server, T-SQL, SSIS, SSRS
UI & Components:
Telerik UI (Blazor, WPF, Reporting)
Tools & Version Control:
Git, SVN, GitHub, GitLab, Jenkins
CI/CD & DevOps:
GitHub Actions, GitLab CI, Jenkins
Reactive & Parallel Programming:
ReactiveUI, .NET DataFlow
Personal Projects
• Script Deploy Tools – A utility for deployment scripting and automation.
🔗 https://github.com/Tsaritsin/script-deploy-tools
Languages
• English – Intermediate (reading and technical communication)
• Russian and Ukrainian – Native
Education
Donetsk National Technical University (Faculty of Computer Science)
Location
Ukraine, Poltava