Preparing for Software‑Engineering Interviews I’ve failed interviews I was technically qualified for. A few years ago, when an interview was coming up, I stopp...
Designing a URL shortener is one of the most popular system‑design interview questions. It looks simple, but it tests your understanding of scalability, databas...
🌱 How It Started Few years ago, I had a system‑design interview. The interviewer gave me this scenario: > Design a national vaccine appointment booking system...
Three Systems, Not One “Rate limiting” is often used as a catch‑all for anything that rejects or slows down requests. In reality there are three distinct mecha...
Common misconceptions - Most people hand you a roadmap and call that “backend engineering”. - Programming alone is not enough; real engineering starts before t...
Data Engineering Principles Over Tools !Data flowing through a system of interconnected pipeline stages from sources to consumershttps://media2.dev.to/dynamic/...
Introduction Most software architects I know have read the same books, watched the same conference talks, and absorbed the same design patterns. And yet, some...
!Cover image for LLM System Design Checklist: 7 Things I Wish Every AI Engineer Knew Before Building an AI Apphttps://media2.dev.to/dynamic/image/width=1000,hei...
The Diagram Delusion Architecture diagrams have become corporate mythology. We create them not to document reality, but to imagine what we wish reality looked...
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What really happens when Maria taps “Confirm Ride”? Maria has an important meeting in 15 minutes. She doesn’t have cash. She opens Uber, requests a ride, gets...
When we talk about digital transformation, we usually think about fintech apps, SaaS dashboards, or AI tools. But sometimes, the most meaningful transformation...
