The Problem — Apps That Can’t Talk Imagine a food delivery app. A customer places an order. Three things must happen at once: Simple enough. Now imagine 10,000 orders come in at once. The app sends a message to the…
Target Audience This post is for backend engineers, DevOps engineers, and anyone preparing for system design interviews who wants to understand why some apps feel instant — and others feel slow. What You Will Learn You will understand how caching…
Last quarter, a SaaS startup crossed 100K daily users. Everything looked fine in staging. But in production: They already had a load balancer. The problem wasn’t having one. The problem was choosing the wrong type. They used a Layer 4…
Target Audience The target audience for this article falls into the following roles: What You Will Learn This article explains Load Balancers in a simple, story-based way. You will understand: By the end, you will clearly know what happens inside…
The Problem We Faced We were building a product with 10 microservices .We created 10 simple services: All were small APIs with independent logic. At first, everything looked simple on paper.But the real question was: Where should we deploy these…
I didn’t start my DevOps journey with confidence.I started with confusion. Too many tools, too many videos, too many opinions.This post is about how I transformed myself into a DevOps engineer by following a clear roadmap, and how you can…
Introduction As applications move to the cloud, network design becomes very important.In Microsoft Azure, one of the most recommended and widely used network designs is Hub and Spoke Architecture. Azure Hub and Spoke architecture helps organizations build secure, scalable, and…
Introduction In today’s fast-moving software world, CI/CD (Continuous Integration and Continuous Deployment) is no longer optional. Teams are expected to release features faster, fix bugs quickly, and deploy reliably — without breaking production. In the early days, deployments were manual,…
Introduction In the early days of software development, we used monolithic architecture — one big application where everything was combined: user interface, logic, and database.A monolithic application means everything runs in one single structure or codebase.All parts — user interface,…