@sumannitian

Understanding Maintainability in System Design

Mar 1 · 6 min read · When people talk about system design, the conversation usually focuses on scalability or reliability. But in reality, many systems don’t fail because they cannot scale.They fail because they become to

Understanding Scalability in System Design

Feb 21 · 7 min read · Modern systems rarely fail because they are badly written. More often, they fail because they cannot handle growth. A system that works perfectly with 1,000 users may completely collapse when the user

Why Systems Fail - And How Reliable Systems Survive

Feb 11 · 4 min read · When a system goes down, users don’t care whether it was a server crash, a bug, or a configuration mistake. All they see is one thing: “The app is not working.” That moment when users can’t use the system is what truly matters. And preventing that mo...

Exploring REST: Beyond Basic HTTP APIs Explained

Feb 4 · 4 min read · When people hear REST, they often think it simply means “an HTTP endpoint that returns JSON.” But REST is much more than that. It’s a way of designing interactions between clients and servers, not a library or a framework. Let’s break REST down in a ...

Difference between Sharding and Partitioning

Jan 31 · 3 min read · Sharding vs Partitioning: What’s the Real Difference? As applications grow, databases often become the first bottleneck. Queries slow down, writes queue up, and suddenly the system that worked fine yesterday starts struggling today. Two common techni...