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Masasi Arai

Solutions Architect | Developer | Blogger

  • Blog Posts
    • WordPress
    • GIT
    • DotNet Framework
    • C#
    • Software Architecture and Practices
    • Docker
  • Courses
    • Unit Testing in .NET and C# with NUnit and MOQ
  • About Me
  • Need Help?
Masasi Arai

Solutions Architect | Developer | Blogger

Stop Over Engineering Your DTO Mapping in .NET

In my earlier projects, I always reached for third-party libraries whenever I needed to map domain models to DTOs. It felt like the standard approach.…

Read MoreStop Over Engineering Your DTO Mapping in .NET
  • Assi Arai

Building Multi-Tenant Applications in .NET

When I started working on a payroll and HR system for multiple clients, the biggest technical hurdle was building it as a multi-tenant application. Each…

Read MoreBuilding Multi-Tenant Applications in .NET
  • Assi Arai

Entity Framework Core: Migrations Explained

Today, I want to share a bit of my journey while working on a real-world project where I had to manage database changes properly using…

Read MoreEntity Framework Core: Migrations Explained
  • Assi Arai

Clean Architecture: A Comprehensive Introduction to Building Scalable Systems

I want to talk to you today about something that changed the way I build software: Clean Architecture. If you’re like me, you’ve probably worked…

Read MoreClean Architecture: A Comprehensive Introduction to Building Scalable Systems
  • Assi Arai

Struggling with Tight Coupling? Use Dependency Injection in .NET

Hey there, fellow developer! We recently talked about Dependency Injection (DI) in .NET. We covered the basics, the three main service lifetimes, and how to…

Read MoreStruggling with Tight Coupling? Use Dependency Injection in .NET
  • Assi Arai

Dependency Injection in .NET Explained: AddTransient vs AddScoped vs AddSingleton

Hey there! If you’ve been following along with my blog, you know we talked about Dependency Injection (DI) in .NET. We discussed how it makes…

Read MoreDependency Injection in .NET Explained: AddTransient vs AddScoped vs AddSingleton
  • Assi Arai

What Is Dependency Injection in .NET? A Complete Beginner’s Guide

I’m here to discuss Dependency Injection. My approach in this blog will be slightly different from the previous one. Since Dependency Injection is a broad…

Read MoreWhat Is Dependency Injection in .NET? A Complete Beginner’s Guide
  • Assi Arai

Understanding LINQ: Core Concepts Every Developer Should Know

When I was working on a recent .NET Core project, specifically on the SOA (Statement of Account) generation service, I encountered a familiar challenge; how…

Read MoreUnderstanding LINQ: Core Concepts Every Developer Should Know
  • Assi Arai

Using Docker with ASP.NET Core: A Practical Example

Introduction Hey there, fellow developers! If you’re like me, juggling multiple projects and environments, you know how frustrating it can be to ensure your ASP.NET…

Read MoreUsing Docker with ASP.NET Core: A Practical Example
  • Assi Arai

Building Custom Widgets for WordPress: A Step-by-Step Guide

Hey there, fellow WordPress enthusiast! If you’re reading this, chances are you’re tired of using the same old widgets and want to create something uniquely…

Read MoreBuilding Custom Widgets for WordPress: A Step-by-Step Guide
  • Assi Arai
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To inspire and empower the next generation of IT professionals by sharing knowledge, insights, and best practices in application and website development, fostering a community that values innovation, collaboration, and continuous learning.

Mission:

Through marai.dev, my mission is to provide accessible, in-depth content that covers a wide range of IT topics, particularly focused on practical, hands-on development in applications and websites. By sharing personal experiences, tutorials, and industry insights, I aim to support and guide developers at every stage of their journey, encouraging a proactive and solution-oriented approach to technology.

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Contact me! I'm willing to help to improve the way of living through technology. I'm open to collaboration projects.

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