I'm a .NET Developer and backend engineer sharing what I learn as I grow.
Introduction Concurrency bugs are invisible until scale exposes them. Most systems don’t fail because of obvious errors, they fail because of timing. When multiple operations interact with the same da
A practical breakdown of thread pool starvation, blocking code, and how async prevents production slowdowns
A simple, clear breakdown of what actually happens when Docker turns your code into an image
Understanding the CORS policy
Ever built a system where you: Save something to the database Then fire off an event (e.g. send an email or publish to RabbitMQ) And then you pray it doesn’t fail between the DB save and the publish? Yeah. That’s the problem the Outbox Pattern s...
When building .NET microservices (or any .NET solution), you’ll usually end up with multiple appsettings.json files—one for each service. These files often contain sensitive data like database connections, third-party API keys, and SMTP credentials. ...
I spent several days trying to figure out why Entity Framework Core wasn’t saving the correct value. I was assigning the right ID, calling SaveChangesAsync(), and still getting wrong data in my DB. Turns out, one innocent-looking line of code was sab...
Introduction I was recently assigned a task at work: complete the Microsoft 365 authentication flow in one of our external applications. My colleague had already done some groundwork, but the integration was incomplete — and it was up to me to figure...
In the world of JavaScript, the event loop is often misunderstood and challenging for many developers, both junior and senior. Many developers struggle to understand how the event loop enables JavaScript to execute programs asynchronously. In this ar...