Build REST APIs in .NET 9 – Full Course for Beginners

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Overview

Added

March 18, 2026

Subject & domain

coding · apis-integration

Grade range

Grade 9 (Freshman)–Grade 12 (Senior)

Page kind

Video

Keywords

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Introduction

Learn how to code REST APIs in .net 9 as an Absolute Beginner. This step-by-step guide from @codeafuture is for those new to ASP.NET Core. It covers everything from what REST APIs are to handling CRUD operations and connecting to a SQL Server database.

🔗 Source Code: https://github.com/codeafuture/FirstAPI

Learn .NET faster with real support & practical guidance: https://www.skool.com/dotnetsquad

⚡️ Free .NET Developer Roadmap: https://dotnetdeveloperroadmap.com/
📚 ASP.NET Core MVC Blueprint: https://payhip.com/codeafuture
📙 Check out my C# eBook: https://payhip.com/b/FQ58o

❤️ Support for this channel comes from our friends at Scrimba – the coding platform that's reinvented interactive learning: https://scrimba.com/freecodecamp

⭐️ Contents ⭐️
00:00 Overview
00:54 What are REST APIs?
02:02 Getting started in ASP.NET Core
07:17 REST API Models
10:00 Creating the Controller
10:39 Creating a list with data
12:40 HTTP Methods
32:42 Installing SQL Server & SSMS
34:29 Creating a database & connecting it to our project
44:19 Seeding data
47:28 Implementing the CRUD operations

🎉 Thanks to our Champion and Sponsor supporters:
👾 Drake Milly
👾 Ulises Moralez
👾 Goddard Tan
👾 David MG
👾 Matthew Springman
👾 Claudio
👾 Oscar R.
👾 jedi-or-sith
👾 Nattira Maneerat
👾 Justin Hual

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