Дмитро

DmytroButnyk Kremenchuk, Ukraine (Remote)
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.NET Backend Developer a Dmytro-Butnyk

Summary
Results-oriented .NET Backend Developer with 2+ years of experience. Proficient in building
scalable applications using C#, .NET 8/9, and Azure Cloud Services. Deep understanding of
architectural patterns including Modular Monolith, Clean Architecture, and DDD. Experienced
in orchestrating microservices with MassTransit and deploying with Docker. Fully remote-ready
with 24/7 availability (Fiber-optic + Power backup).

Technical Skills
Languages C#, TypeScript, JavaScript, SQL, C++, Python
Backend .NET 8/9, ASP.NET Core, Minimal APIs, MediatR (CQRS), MassTransit, FluentValidation, SignalR,
Serilog, AutoMapper, Scrutor, Result Pattern, EF Core, MongoDB Driver
Architecture Modular Monolith, Clean Architecture, Vertical Slice (VSA), DDD
Cloud/DevOps Azure (App Services, SQL, Blob), .NET Aspire, GitHub Actions, Docker
Databases MS SQL Server, PostgreSQL, MongoDB, Redis, Guid V7 optimization
Frontend React 18, Next.js 15 (App Router), Tailwind CSS, Axios, Context API
Testing xUnit, Moq, FluentAssertions

Experience
May 2024 – .NET Team Freelancer, Remote
Present • Delivered commercial projects using Modular Monolith and VSA patterns.
• Orchestrated local infrastructure using .NET Aspire, reducing setup time for the team.
• Managed Azure Cloud deployments and optimized DI registrations using Scrutor.

Projects
Commercial StoronnimV (Multimedia & Band Management)
Role: Backend/Frontend/DataBase (50/50/50%) | GitHub: Server | Client
• Built a Clean Architecture (Onion) backend with Hangfire for real-time schedule synchronization.
• Implemented Azure Blob Storage with custom on-the-fly image optimization service.
• Designed a secure IAM system (JWT Bearer) with granular RBAC (Admin/SuperAdmin).
• Developed a type-safe React 18 SPA with custom SCSS theme system.

Diploma Wolfix (Fullstack E-commerce Ecosystem)
Role: Backend/Frontend/DataBase (40/30/50%) | GitHub: Server | Client
• Architected a Modular Monolith (.NET 9) with strict domain isolation (Catalog, Order, Identity).
• Implemented Integration Events and optimized DB performance via Guid V7 and Projections.
• Integrated Stripe API (webhooks) and Azure Blob Storage for high-availability media.
• Built the frontend on Next.js 15 with Server Components (90+ Lighthouse SEO).

Education
2022 – B.S. in Computer Science, Kremenchuk National University (KrNU)
Present
2023 – 2025 Software Development, IT Step Academy

Languages
English B2 (Upper-Intermediate)
Ukrainian Native
Russian Native

Hobbies
Workout activities, Mind Games, Board Games.