Learn to build scalable, secure, and professional-grade Web APIs with ASP.NET Core and C#. In this hands-on, step-by-step course, you’ll learn how to design, develop, and deploy modern RESTful APIs using ASP.NET Core, Entity Framework Core, and enterprise-ready best practices. Whether you’re an aspiring backend developer or an experienced engineer looking to sharpen your skills for .NET 9 / 10, this course will give you everything you need to create production-ready APIs confidently.
What You’ll Learn:
- Master the fundamentals of RESTful API design using ASP.NET Core.
- Implement database access with Entity Framework Core and the Repository Pattern.
- Secure your APIs using ASP.NET Core Identity, JWT authentication, and refresh tokens.
- Handle logging and monitoring with Serilog and health checks.
- Add versioning, caching, and request throttling for scalable APIs.
- Generate live documentation using Swagger / OpenAPI.
- Troubleshoot, document, and test APIs with various tools
- Apply dependency injection and AutoMapper for DTO mapping.
- Deploy APIs to Microsoft Azure
- Manage your source control with GitHub.
Why Learn ASP.NET Core Web API?
ASP.NET Core is Microsoft’s modern, cross-platform framework for building high-performance APIs that power enterprise systems, web applications, and mobile backends. Learning how to create and manage APIs enables you to connect applications, services, and clients — from Blazor frontends to mobile apps and third-party integrations.
With C# and .NET Core, you gain one of the most in-demand skill sets in software development today — combining performance, scalability, and maintainability that organizations depend on.
Who This Course Is For:
- Developers who want to build production-ready RESTful APIs with .NET Core.
- Backend engineers interested in API security, architecture, and best practices.
- C# programmers looking to apply their skills in real-world web development.
- Anyone preparing for a .NET developer or Azure-focused backend role.
Requirements:
- At least 3 months of C# experience
- Basic understanding of object-oriented programming.
- Visual Studio 2022, Visual Studio 2026, or Visual Studio Code installed.
If you’re new to C#, take my C# Console and Windows Forms Development with LINQ & ADO .NET course first for a strong foundation.






