.NET Backend Developer focused on building reliable, maintainable, and scalable backend applications.

I enjoy designing backend systems, working with application architecture, and turning business requirements into clean and practical solutions.

Backend

• C#
• .NET / ASP.NET Core
• REST APIs
• Entity Framework Core
• Dapper
• LINQ

Databases & Caching

• SQL Server
• PostgreSQL
• MongoDB
• Redis

Architecture & Engineering

• Clean Architecture
• Domain-Driven Design (DDD)
• CQRS
• SOLID Principles
• Repository & Unit of Work
• Unit & Integration Testing

Tools

• Git & GitHub
• Docker
• Azure DevOps
• Postman
• Swagger / OpenAPI

• Backend architecture and API design
• Clean and maintainable code
• Data integrity and performance
• Automated testing
• Practical application of design patterns
• Solving real-world business problems without unnecessary complexity

A backend architecture playground demonstrating CQRS, MediatR, Outbox Pattern, multiple databases, caching, logging, background processing, Docker, and automated testing.

A practical implementation of Clean Architecture demonstrating separation of concerns across Domain, Application, Infrastructure, Persistence, and Presentation layers.

A modular e-commerce application built with ASP.NET Core and Entity Framework Core, covering shop, inventory, discounts, accounts, blog, and comment management.

A layered ASP.NET Core application demonstrating service and repository abstractions, dependency injection, database migrations, and automated testing.

Practical C# implementations of common structural design patterns including Decorator, Facade, Bridge, Composite, and Flyweight.

A lightweight ASP.NET Core REST API demonstrating CRUD operations, Entity Framework Core, SQL Server, and OpenAPI documentation.

• Advanced .NET backend architecture
• Distributed systems and messaging
• Docker and containerized applications
• Scalable application design

• LinkedIn: linkedin.com/in/sansary
• Email: ansarisaeid.dev@gmail.com