Unlock the power of C# and .NET as you master the art of developing high-performance APIs. Through this course, you will learn how to design and deploy scalable, secure, and efficient APIs that power modern applications. With an emphasis on both REST and GraphQL API development, you'll gain the tools and techniques to create APIs that meet the demands of today's fast-paced software ecosystem.



Programming APIs with C# and .NET

Instructor: Packt - Course Instructors
Access provided by D Y Patil International University
Recommended experience
What you'll learn
Master the core concepts of API design and apply them in .NET projects.
Learn how to develop scalable, high-performance RESTful APIs using ASP.NET Core.
Implement both traditional and minimal APIs with real-world case studies.
Explore advanced techniques for API security, performance, and testing.
Skills you'll gain
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11 assignments
November 2025
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There are 11 modules in this course
In this section, we introduce API fundamentals in .NET, focusing on their role in decoupling frontend and backend systems, and guide setup of development tools like Visual Studio.
What's included
2 videos1 reading1 assignment
In this section, we introduce API concepts and a car application, focusing on CRUD operations, a simple database, and tools like Dapper and AutoMapper for data handling.
What's included
1 video1 reading1 assignment
In this section, we explore implementing REST APIs with ASP.NET Core, designing DTOs for data transfer, and testing with Postman to enhance client-server communication.
What's included
1 video3 readings1 assignment
In this section, we explore implementing Swagger documentation using OpenAPI, configuring Swashbuckle for .NET, and documenting API endpoints and response codes effectively.
What's included
1 video1 reading1 assignment
In this section, we explore data validation techniques to ensure input meets criteria, reduce errors, and improve API reliability through structured responses and efficient validation flows.
What's included
1 video1 reading1 assignment
In this section, we explore Azure Functions for event-driven execution, focusing on hosting, billing, and deploying HTTP-triggered APIs to optimize cloud performance and cost.
What's included
1 video4 readings1 assignment
In this section, we explore implementing stateful workflows with Durable Functions, debugging orchestrator and activity functions, and integrating HTTP APIs for data control in distributed systems.
What's included
1 video2 readings1 assignment
In this section, we explore advanced API implementation, Azure Storage Tables, and Aspire integration to enhance application scalability and cloud-based functionality.
What's included
1 video4 readings1 assignment
In this section, we explore authentication and authorization concepts, focusing on verifying user identity and controlling access in Azure Functions for secure API interactions.
What's included
1 video1 reading1 assignment
In this section, we explore CI/CD on Azure, focusing on pipeline setup, code quality validation, and efficient deployment practices for team environments.
What's included
1 video2 readings1 assignment
This section explores advanced API topics and identifies key areas for skill development.
What's included
1 video1 reading1 assignment
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