• views: 176
• date: 9 September 2026
• posted by: voska89

Master GraphQL with HotChocolate by building a complete Job Board API — Queries, Mutations, Subscriptions, Auth & Deploy

What you'll learn

⚡ Build a production-ready GraphQL API from scratch using HotChocolate & .NET 10
⚡ Create Mutations for real-world operations — Post jobs, Apply, Update & Delete
⚡ Build Real-Time features using GraphQL Subscriptions & WebSockets
⚡ Set up Clean Architecture with 4-layer project structure
⚡ Secure passwords using BCrypt hashing — industry standard approach
⚡ Use Entity Framework Core with SQL Server for database management
⚡ Implement complex Queries with Filtering, Sorting & Cursor-based Pagination
⚡ Add JWT Authentication & Authorization with Refresh Tokens
⚡ Handle errors properly using GraphQL error types and Global Error Filter
⚡ Deploy your API to Azure using Azure App Service & Azure SQL Database
⚡ Test your API using Nitro — HotChocolate's built-in GraphQL playground

Requirements

❗ Basic knowledge of C# and .NET — you should be comfortable writing classes and methods
❗ Understanding of REST APIs — knowing what an API is and how it works
❗ Visual Studio 2022 or later installed on your machine (Community edition is free)
❗ No prior GraphQL or HotChocolate experience needed — we start from scratch

Description

Are you tired of building the same oldCRUD APIs that every tutorial teaches? Do you want to learnGraphQL the right way — by building something real that you can actually put on your resume?
This course takes you beyond the basics. You will build acomplete Job Board API — similar to LinkedIn or Indeed — usingHotChocolate, the most powerful GraphQL library for .NET, and the latest.NET 10.
This is not a toy project. By the end of this course, you will have aproduction-ready API with real features that companies actually use — authentication, real-time notifications, advanced filtering, pagination, and cloud deployment.
Why GraphQL over REST?
✨ Fetch exactly the data you need — no over-fetching or under-fetching
✨ One endpoint for all operations — cleaner and more flexible than REST
✨ Built-in real-time support with Subscriptions — no extra setup needed
✨ Self-documenting API — your schema IS the documentation
Why HotChocolate?
✨ The most popular and powerful GraphQL library for .NET developers
✨ Built-in support for Filtering, Sorting, and Pagination — out of the box
✨ Seamless integration with Entity Framework Core and .NET ecosystem
✨ Used by companies worldwide in production applications
What you will build — Job Board API
Throughout this course, you will build a real Job Board API step by step. Here is what the final project includes
✨Companiescan post jobs, update them, and delete them
✨Applicantscan browse jobs, filter by salary and location, and apply
✨Real-time notificationswhen a new job is posted using Subscriptions
✨JWT Authenticationwith Refresh Tokens — secure and production-ready
✨Advanced filtering, sorting, and cursor-based pagination— the right way
✨Clean Architecture— 4-layer project structure used in real companies
✨Azure Deployment— your API live on the internet
Who is Asfend?
Your instructor isAsfend — aMicrosoft MVP in .NET, Principal Software Engineer, and Udemy instructor with over57,000 students and 10+ years of professional experience. Asfend has worked on real-world production systems and brings that experience directly into this course.
Every concept in this course is explained insimple, clear English — making it accessible even if English is not your first language. You will never be left confused about why we are doing something.
This course is different because
✨ You build ONE real project from start to finish — not isolated disconnected examples
✨ Every feature is explained with the WHY — not just the HOW
✨ You will see real errors happen and learn how to fix them
✨ The final project is portfolio-worthy — show it to any employer
If you are a .NET developer who wants to addGraphQL to your skillset and build APIs that go beyond basic CRUD — this course is for you. Enroll now and start building!

Who this course is for

⭐ .NET developers who want to learn GraphQL and HotChocolate from scratch
⭐ Backend developers tired of building basic CRUD APIs and ready for real-world projects
⭐ Developers preparing for senior .NET roles who need GraphQL on their resume
⭐ Anyone who has tried GraphQL before but found it confusing — this course explains everything clearly
⭐ Developers who want a portfolio-worthy project they can show to employers

Homepage

https://www.udemy.com/course/build-a-real-world-graphql-api-with-hotchocolate

   
   
   

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