by Devon Lee | Sep 5, 2026 | Uncategorized
In a distributed system, one slow or broken service can drag down your entire platform. A payment API times out, your checkout service keeps hammering it, threads pile up, memory fills, and suddenly your product catalog goes dark too. This is the cascading failure...
by Devon Lee | Aug 7, 2026 | Uncategorized
Shipping a new version of your application shouldn’t mean waking up at 3 AM, putting up a maintenance page, and praying nothing breaks. Blue-green deployment is one of the cleanest ways to release software without downtime, and once you understand the mental...
by Devon Lee | Jul 7, 2026 | Uncategorized
JWT authentication has become the default way to secure modern APIs, single-page apps, and microservices. But behind its popularity hides a fair amount of confusion: How is a token actually built? Is it really safer than sessions? What happens when it expires? In this...
by Devon Lee | Jun 1, 2026 | Uncategorized
If you’ve ever shipped a webhook integration to production, you already know the truth: the network is hostile, downstream servers crash, and HTTP 500s happen at the worst possible moment. Without solid webhook retry logic, a single hiccup can mean lost orders,...
by Devon Lee | May 8, 2026 | Uncategorized
CAP Theorem Explained: Why You Cannot Have It All in Distributed Systems If you have ever wondered why some databases prioritize speed while others prioritize accuracy, the answer often comes down to one foundational concept: the CAP theorem. Whether you are building...
