Blazor y SignalR. Comunica tus aplicaciones en tiempo real

Blazor y SignalR. Comunica tus aplicaciones en tiempo real by JAP Software is a highly‑rated Udemy offering that teaches .NET developers how to build real‑time web applications with Blazor and SignalR. Updated July 2026, the course covers everything from basic hub creation to advanced streaming in .NET 7/8. Learners gain hands‑on experience building CRUD interfaces that refresh instantly, preparing them for real‑world projects and certification‑ready skills. If you search for a free Blazor SignalR course or learn real‑time communication online, this Udemy class appears at the top of results.

What You'll Learn

• Build real‑time chat applications using Blazor Server and SignalR hubs.
• Master Entity Framework integration to design a database that syncs instantly with the UI.
• Learn how to create a full CRUD system where data updates propagate without page reloads.
• Understand SignalR groups and how to manage multiple chat rooms or collaboration spaces.
• Create streaming solutions that deliver asynchronous data from server to client and vice‑versa.
• Implement a Blazor WebAssembly front‑end that communicates with a SignalR back‑end in .NET 7/8.
• Apply version‑upgrade techniques to migrate projects to the latest .NET 7 and .NET 8 runtimes.
• Analyze performance considerations and best practices for scaling real‑time .NET applications.

Course Details

• Instructor: JAP Software
• Rating: 4.3 stars (based on user reviews)
• Language: Español (es‑ES)
• Enrolled students: 92,438

What This Course Covers

A) Introducción

• Overview of the course agenda and learning objectives.
• Setting up the development environment for Blazor and SignalR.
• Fundamental concepts behind SignalR technology.

B) Chat con SignalR y Blazor

• Project scaffolding using a Blazor Server template.
• Definition and role of a SignalR hub in real‑time messaging.
• Step‑by‑step hub creation and client‑side integration (parts I & II).
• Deep dive into how SignalR routes messages within the Blazor project.

C) Cliente de consola en C# para conectarnos

• Building a separate console application that acts as a SignalR client.
• Adding connection code to enable console‑to‑server communication.
• Designing an interactive console menu for testing real‑time features.

D) Grupos con SignalR

• Theory behind SignalR groups and their use cases.
• Implementing a UI that lets users select chat rooms dynamically.
• Coding group logic inside the ChatHub to isolate messages per room.
• Extending group functionality to the console client for multi‑room testing.

E) Streaming en ASP.NET Core con SignalR

• Core principles of streaming data over SignalR connections.
• Server‑to‑client asynchronous streaming example.
• Bidirectional streaming channels: server‑to‑client and client‑to‑server.
• Practical demo of continuous data flow from a client application to the server.

F) Aplicación con SignalR y Blazor WebAssembly

• Creating a new Blazor WebAssembly project from scratch.
• Cleaning the generated project to focus on SignalR integration.
• Defining data models and configuring client‑server communication.
• Building the Hub, controller, and CRUD pages for employee management.

G) Algunos ajustes en la aplicación

• Refining the employee creation form for better user experience.
• Enhancing the edit form with validation and real‑time feedback.

I) Conclusiones

• Summarizing key takeaways and real‑world applicability of the taught concepts.

J) Actualización a .NET 7

• Updating Visual Studio settings to target .NET 7 and C# 11.
• Migrating the Blazor Server project to the latest runtime.
• Adjusting the Blazor WebAssembly project for .NET 7 compatibility.

K) Actualización a .NET 8

• Preparing the development environment for .NET 8 and C# 12.
• Converting the Blazor Server application to .NET 8 standards.
• Upgrading the Blazor WebAssembly solution to leverage .NET 8 features.

Who Should Take This Course

• .NET developers who need to add real‑time capabilities to existing applications.
• C# programmers looking to solidify their understanding of SignalR and Blazor.
• Front‑end engineers transitioning to full‑stack development with .NET technologies.
• Software architects planning to design scalable, live‑update systems for enterprise use.
• Students preparing for certifications that include real‑time communication topics.

Prerequisites

• Basic proficiency in C# and the .NET ecosystem.
• Familiarity with ASP.NET Core fundamentals (helpful but not mandatory).
• Access to Visual Studio 2022 or later for project creation and testing.

Why Enroll in This Course

Enrolling now gives you a free coupon that provides 100 % off for a limited time, making this comprehensive training completely cost‑free. The curriculum is continuously refreshed to cover the newest .NET 7 and .NET 8 features, ensuring you learn the most current practices. Compared with other Udemy options, this class offers a complete end‑to‑end project, real‑time streaming demos, and version‑upgrade guides that are rarely bundled together. Act before the coupon expires to secure a premium learning experience at no cost.

Course Highlights

• Lifetime access to all video lessons, source code, and future updates.
• Self‑paced structure lets you learn Blazor and SignalR on your own schedule.
• Certificate of completion that can be added to LinkedIn or a résumé.
• Mobile‑friendly interface for studying on tablets or smartphones.
• Hands‑on projects that produce a functional real‑time CRUD application.
• Detailed sections on upgrading projects to .NET 7 and .NET 8 for long‑term relevance.

Frequently Asked Questions

Q: Is this course really free?
A: Yes, the course can be accessed at no charge when you