What Is High-Level Design? A Practical Introduction

Jul 7, 2025 · 3 min read · Posted by Rajdeep Dutta · TechSimplified by Rajdeep 🎯 TL;DR High-Level Design (HLD) is not about drawing random boxes and arrows — it’s about thinking architecturally:How does your system behave under load? Where are the failure points? How does it...