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When preparing for a cloud-based System Design interview, it's essential to understand that the focus isn't just on building scalable, fault-tolerant systems. These interviews test your ability to architect cloud-native solutions that can handle massive scale, dynamic workloads, and real-world constraints. In this blog, we'll explore the most common cloud-based System Design interview questions, how to approach them, and the core concepts you need to master to succeed. What makes cloud-based System Design different? Cloud-based System Design requires a shift in mindset from traditional architectures. Cloud platforms like AWS, Azure,...

One of the best ways to stand out in a System Design interview isn’t just to draw clean diagrams or list patterns and use real-world examples that demonstrate experience and depth. While many candidates speak in abstractions, top performers use specific scenarios to anchor their thinking. They don’t just say “we’d use a queue” — they say “we used Amazon SQS to decouple payment processing from order placement.” In this blog, we’ll explore why real-world System Design examples strengthen your interview answers, how to weave them in naturally, and what...

If you’re preparing for a technical interview at a top tech company, you’ve probably already encountered System Design questions. One of the most effective ways to approach these interviews is by understanding common System Design patterns. These are proven architectural approaches that engineers use to solve recurring problems.  In this blog, we’ll explore the most common System Design patterns you should know for interviews — and how to use them effectively. Why patterns matter in System Design interviews System Design interviews are open-ended. That’s what makes them challenging — and...

Designing a real-time chat app is a classic System Design interview challenge — and for good reason. It tests your ability to balance performance, scalability, consistency, and reliability in a user-facing, latency-sensitive system.  From message delivery guarantees to socket management, interviewers want to see how you structure your thinking around building a real-world application under constraints. In this blog, we’ll walk through how to approach a chat application System Design interview, including core components, trade-offs, and patterns that show you think like a real engineer. Understand the requirements first Before...