ASP.NET Core Version 10 - RESTful API - SQL Server with Swagger UI and Postman Testing.

Learn how to build a complete REST API from scratch using ASP.NET Core, Entity Framework Core, and SQL Server. In this step-by-step tutorial, we'll create a working Employee Management API with full CRUD operations — and test it live with Swagger and Postman. Perfect for beginners and anyone brushing up on .NET backend development. 🛠️ TECH STACK ASP.NET Core Web API (.NET 10) Entity Framework Core 10 SQL Server Express Swagger / OpenAPI Postman Visual Studio 2026 📦 NUGET PACKAGES Microsoft.EntityFrameworkCore (10.0.6) Microsoft.EntityFrameworkCore.SqlServer (10.0.6) Microsoft.EntityFrameworkCore.Design (10.0.6) Microsoft.EntityFrameworkCore.Tools (10.0.6) Swashbuckle.AspNetCore.SwaggerGen (10.1.7) Swashbuckle.AspNetCore.SwaggerUI (10.1.7) 📚 WHAT YOU'LL LEARN Structuring an ASP.NET Core Web API project Code-First database design with EF Core When to use DTOs vs. entities Dependency injection for DbContext Building RESTful CRUD endpoints Running EF Core migrations Testing APIs with Swagger and Postman 💡 PREREQUISITES Basic C# knowledge .NET 10 SDK Visual Studio 2026 or VS Code SQL Server Express + SSMS Postman (free) 🔗 USEFUL LINKS github: https://github.com/gitpackage/dotnet .NET docs — https://learn.microsoft.com/dotnet/ EF Core docs — https://learn.microsoft.com/ef/core/ SQL Server Express — https://www.microsoft.com/sql-server/sql-server-downloads Postman — https://www.postman.com/downloads/ If this tutorial helped you, please like and subscribe for more .NET content. Got a question? Drop it in the comments — I reply to everyone. #ASPNetCore #EntityFrameworkCore #WebAPI #DotNet #SQLServer #Swagger #Postman #CSharp #RESTAPI #BackendDevelopment #ProgrammingTutorial