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Core Building Blocks — 12 Fundamental Concepts (Part 5)

3d ago · 3 min read · The 12 Concept are : Requirements Clarification (Part 1) Back-of-Envelope Estimation (Part 1) Databases — SQL vs NoSQL (Part 2) Caching (Part 2) Load Balancing (Part 3) API Design (Part 3) Mess

Core Building Blocks — 12 Fundamental Concepts (Part 4)

4d ago · 3 min read · The 12 Concept are : Requirements Clarification (Part 1) Back-of-Envelope Estimation (Part 1) Databases — SQL vs NoSQL (Part 2) Caching (Part 2) Load Balancing (Part 3) API Design (Part 3) Mess

Core Building Blocks — 12 Fundamental Concepts (Part 3)

May 27 · 3 min read · Each concept below follows the same structure: What it is → Why it exists → When to use → When NOT to use → Trade-offs → Real examples → Diagram → Beginner mistakes. The 12 Concept are : Requirement

Core Building Blocks — 12 Fundamental Concepts (Part 1)

May 20 · 2 min read · Each concept below follows the same structure: What it is → Why it exists → When to use → When NOT to use → Trade-offs → Real examples → Diagram → Beginner mistakes. The 12 Concept are : Requiremen

System Design Thinking Framework — 7-Step Engine

May 19 · 6 min read · Purpose: This is your universal problem-solving engine. Apply these 7 steps to EVERY system design question, in this exact order. Never skip steps. Never reorder them. The 7-Step Framework Step 1 —

You Come to See DevOps in the Wrong Way. I did too.

Jan 30 · 3 min read · You come on YouTube.You see Docker.You see Kubernetes.You see CI/CD.You see people saying: “I am DevOps engineer.” And suddenly DevOps looks like a tool collection. Learn Docker → DevOpsLearn Kubernetes → DevOpsLearn CI/CD → DevOpsLearn IaC → DevOps ...

I don’t know what is the Y2K problem — I recently heard it from an Instagram reel

Jan 5 · 4 min read · (sharing is learning, so let’s break down the Y2K problem together) I’ll be honest. I didn’t study the Y2K problem in college. I didn’t read it in some thick computer science book either. I recently heard about it from an Instagram reel. The reel sai...

How AWS ECS and ECR Play a Vital Role When It’s Time to Scale With HPA and VPA

Dec 16, 2025 · 5 min read · When people talk about scaling, they immediately jump to fancy words like HPA (Horizontal Pod Autoscaling) and VPA (Vertical Pod Autoscaling).But scaling is not just maths and thresholds.Scaling is about how quickly and reliably your system can react...

Chaos Monkey — The Netflix Technique That Breaks Your System to Save Your System

Dec 12, 2025 · 5 min read · When you hear “Chaos Monkey,” you probably imagine a monkey jumping around and breaking things. But no.I’m not talking about an actual monkey.I’m talking about one of the smartest engineering strategies ever created — by Netflix. A technique so power...

Indexing in DynamoDB — The Silent Cost Killer You Don’t Notice Until Your Bill Explodes

Dec 9, 2025 · 5 min read · If you’ve ever worked with DynamoDB, you know it feels magical:fast, serverless, no maintenance, no tension. But there’s one trap most developers fall into —Indexing. Yes, indexing makes queries fast.Yes, indexing feels powerful.But indexing can also...