<p data-start="188" data-end="537">In today's era of cloud-native applications and billion-user platforms, understanding <strong data-start="274" data-end="308">High Level System Design (HLD) is no longer optional&mdash;it's essential. Whether you're a backend developer, aspiring software architect, or preparing for tech interviews at FAANG companies, mastering system design is key to building <strong data-start="508" data-end="536">robust, scalable systems.

<p data-start="539" data-end="734">In this article, we&rsquo;ll explore what High Level System Design entails, the core components of a scalable architecture, and why <strong data-start="665" data-end="681">HLD training is the best investment for your tech career in 2025.High level system design training

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