Дмитро

Dmytro I.
Software Engineer (.NET)

Summary
Results-oriented .NET Software Developer with a strong foundation in Object-Oriented Programming and SOLID principles. Experienced in building scalable, clean-architecture applications using .NET 9, C# 13, ASP.NET Core Web API, and Entity Framework Core 9. Skilled in implementing CQRS with MediatR, Domain-Driven Design, and design patterns for complex business logic. Proficient in ASP.NET Core Identity, FluentValidation, AutoMapper, Hangfire, and xUnit testing.
Skills

• Languages: English (B2), Ukrainian (native)
• Core: .NET 9, C# 13, ASP.NET Core Web API, LINQ, ASP.NET Core Identity, Swagger/Open API
• Architecture & Patterns: Domain-Driven Design, Clean Architecture, CQRS, MediatR, SOLID, OOP, Strategy, Factory, Repository Pattern
• Database: SQL Server, EF Core 9, SSDT (SQL Server Data Tools), Database Migrations, Hangfire (SQL Server Persistence)
• Tools & Libraries: FluentValidation 12, AutoMapper 14, xUnit, Git, GitHub, Visual Studio, Postman
• Secondary: Azure Blob Storage, Azure SDK, SendGrid, Twilio, DocuSign SDK, Aspose (PDF, Word)
Experience
Policy Administration System
Project role: Software Engineer (.NET)
Project duration: Apr 2025 – present
Project description: Architected and developed a Policy Administration System from scratch using .NET 9, implementing Clean Architecture principles to ensure modularity and testability.
Key responsibilities:
• Designed a scalable application flow using CQRS and MediatR, decoupling command execution from data retrieval to optimize performance.
• Implemented complex business logic using Strategy and Factory design patterns, allowing for dynamic configuration of insurance products without code changes.
• Streamlined database schema management and deployments using SSDT (SQL Server Data Tools), ensuring data integrity across environments.
• Designed and implemented RESTful APIs, ensuring secure and efficient data exchange between client and server.
Education
National Technical University of Ukraine “Igor Sikorsky Kyiv Polytechnic Institute”
Information Systems and Technologies – Dataware of Robotic Systems, 2022 – 2026