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Julio Casal Profile
Julio Casal

@julioc

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Become a .NET Cloud Developer | Founder @ .NET Academy | Ex-Microsoft

Free .NET Developer Roadmap โ†’
Joined May 2007
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@julioc
Julio Casal
8 days
Tired of starting .NET projects from scratch every time?. Here's a new blueprint for your next .NET backend:. It includes 12 production-ready pillars fully wired up:. 1. Modern .NET 9 Web API.2. Vertical Slice Architecture.3. PostgreSQL + Entity Framework Core.4. Preconfigured
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@julioc
Julio Casal
15 days
Need to get started with .NET Aspire?. Here's a free course for beginners. NET Aspire is the new development stack that handles your infrastructure setup so you can clone and start building production-ready .NET apps from day 1. In this course, you will learn:. - What is .NET
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@julioc
Julio Casal
24 days
Ready to become a .NET Backend Developer?. Here's a free course for beginners. Youโ€™ll go from zero to building a complete backend web application using ASP .NET Core and C#. Youโ€™ll learn how to:.- Build REST APIs from scratch.- Implement CRUD endpoints.- Use DTOs and extension
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@julioc
Julio Casal
1 month
5 books all software engineers should read:. 1. Clean Code ( Robert Martin ). 2. Designing Data-Intensive Applications ( Martin Kleppmann ). 3. System Design Interview ( Alex Xu ). 4. System Design Interview: Volume 2 ( Alex Xu & Sahn Lam ). 5. The Software Engineer's Guidebook (
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@julioc
Julio Casal
1 month
It took me 4 years to reach the Senior band. Here are 5 things I mastered to get there: . ๐Ÿญ. ๐—”๐—ฆ๐—ฃ.๐—ก๐—˜๐—ง ๐—–๐—ผ๐—ฟ๐—ฒ ๐—œ๐—ป ๐——๐—ฒ๐—ฝ๐˜๐—ต .Knowing how to create a RESTful API is good for juniors, but Seniors must know dozens of advanced features available on the platform.
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@julioc
Julio Casal
2 months
How to deploy a .NET App as a container?. No Dockerfile needed. Here's how:. ๐—ฆ๐˜๐—ฒ๐—ฝ ๐Ÿญ: ๐—•๐˜‚๐—ถ๐—น๐—ฑ ๐˜๐—ต๐—ฒ ๐——๐—ผ๐—ฐ๐—ธ๐—ฒ๐—ฟ ๐—œ๐—บ๐—ฎ๐—ด๐—ฒ.This is the easiest part thanks to the native container support in .NET 8. Just run the standard ๐—ฑ๐—ผ๐˜๐—ป๐—ฒ๐˜ ๐—ฝ๐˜‚๐—ฏ๐—น๐—ถ๐˜€๐—ต command with the
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@julioc
Julio Casal
2 months
Need to get started with .NET microservices?. Here's a free course for beginners:. It goes from zero to a fully working microservices application built with C# and Core. It covers:.- Dev environment setup.- What are microservices?.- Creating your first
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@julioc
Julio Casal
2 months
ASP .NET Core is 5.5x faster than Go (Gin). Here's why:. ๐—๐—œ๐—ง.The Just-In-Time (JIT) compiler in .NET 9 enhances code generation for faster performance. ๐—ฃ๐—š๐—ข.Dynamic Profile Guided Optimization (PGO) optimizes casts and tracks common input types for better efficiency.
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@julioc
Julio Casal
2 months
6 ways to scale your app to go from zero to a million users:. ๐Ÿญ. ๐—ฆ๐—ฒ๐—ฟ๐˜ƒ๐—ฒ ๐˜€๐˜๐—ฎ๐˜๐—ถ๐—ฐ ๐—ฐ๐—ผ๐—ป๐˜๐—ฒ๐—ป๐˜ ๐—ณ๐—ฟ๐—ผ๐—บ ๐—ฎ ๐—–๐——๐—ก.CDNs distribute your static assets across global edge servers, reducing latency by 40-60%. This directly impacts user retention and conversion rates.
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@julioc
Julio Casal
2 months
Need to get started with Docker?. Here's a full course for .NET Developers:. It covers the basic Docker building blocks and how to deploy your .NET apps as containers to deliver software fast and consistently across environments. Included topics:. - Why Docker Containers?.-
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@julioc
Julio Casal
3 months
I've been testing .NET Aspire since late 2023. Hereโ€™s what Microsoft got right (and wrong):. NET Aspire is a set of tools, templates, and packages that speed up your code-to-cloud dev loop by helping you build production-ready apps from day 1. The 5 key areas where it shines
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@julioc
Julio Casal
3 months
What should .NET Developers learn next?. You can start with these 18 key areas:. 01. Internet basics.02. NET Essentials.03. Core Fundamentals.04. Web API.05. Databases.06. Deployment.07. Security.08. Testing.09. Version Control.10. Task Scheduling.11.
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@julioc
Julio Casal
3 months
.NET 9 is the biggest release yet. Top updates across 8 key areas:. ๐—–# ๐Ÿญ๐Ÿฏ .Params collections, enhanced lock types, and a new escape make coding smoother. Plus, implicit index access to simplify initialization. ๐—”๐—ฆ๐—ฃ.๐—ก๐—˜๐—ง ๐—–๐—ผ๐—ฟ๐—ฒ.OpenAPI enhancements, faster asset
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@julioc
Julio Casal
3 months
Microsoft Build 2025 just dropped tons of new stuff for devs. Hereโ€™s whatโ€™s new:. ๐— ๐—ถ๐—ฐ๐—ฟ๐—ผ๐˜€๐—ผ๐—ณ๐˜ ๐Ÿฏ๐Ÿฒ๐Ÿฑ ๐—–๐—ผ๐—ฝ๐—ถ๐—น๐—ผ๐˜ ๐—ง๐˜‚๐—ป๐—ถ๐—ป๐—ด.Use your own company data to fine-tune Copilot responses. ๐—”๐—ด๐—ฒ๐—ป๐˜๐Ÿฎ๐—”๐—ด๐—ฒ๐—ป๐˜ ๐—ถ๐—ป ๐—ง๐—ฒ๐—ฎ๐—บ๐˜€.Let agents securely talk and work together
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@julioc
Julio Casal
4 months
.NET 9 is the best platform for microservices. Here's why:. ๐—ฆ๐˜๐—ฎ๐—ป๐—ฑ๐—ฎ๐—ฟ๐—ฑ ๐—ฟ๐—ฒ๐˜€๐—ถ๐—น๐—ถ๐—ฒ๐—ป๐—ฐ๐—ฒ ๐—ต๐—ฎ๐—ป๐—ฑ๐—น๐—ฒ๐—ฟ.Adds retries, timeouts, and circuit breakers to HttpClient with one line. ๐—ฅ๐—ฎ๐˜๐—ฒ ๐—น๐—ถ๐—บ๐—ถ๐˜๐—ฒ๐—ฟ.Built-in middleware protects services from overload and abuse.
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@julioc
Julio Casal
4 months
I spent 3 years building CI/CD pipelines at Microsoft. They transformed my teams in 3 key ways:. 1. Developers could focus on writing codeโ€”not fiddling with build scripts or production boxes. 2. Code was built, tested, and deployed to production multiple times per dayโ€”with
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@julioc
Julio Casal
4 months
Struggling to secure your .NET app with Microsoft Entra?. This free course shows you the complete step-by-step. Most tutorials only show bits and pieces. You'll learn how to secure ASP .NET Core APIs and Web Apps properly with Microsoft Entra (formerly Azure AD), including:. โœ…
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@julioc
Julio Casal
4 months
Need to deploy your .NET Web app to Azure?. Here's a free course for beginners. It shows the simplest way to deploy ASP .NET Core Web Apps and APIs to the Microsoft Azure cloud, step-by-step. It also covers:.- How Azure hosts your application in the cloud.- How to troubleshoot
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@julioc
Julio Casal
5 months
5 books I can't recommend enough:. 1. Clean Architecture ( Robert Martin ). 2. Building Microservices ( Sam Newman ). 3. Unit Testing ( Vladimir Khorikov ). 4. Domain Driven Design ( Eric Evans ). 5. Head First Design Patterns ( Eric Freeman & Elisabeth Robson ). --.Get my Free
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