Areeba Haider

You’ve probably come across Hello Interview while hunting for a platform to sharpen your coding interviews. It’s marketed as a full interview prep engine, complete with coaching, mock sessions, and

System design interviews are notoriously difficult. They demand both theoretical knowledge and practical problem-solving across scalability, trade-offs, and communication.  In that space, Grokking the System Design Interview has become one

If you’re prepping for system design interviews, you’ve probably heard the phrase: “Just explain the CAP theorem tradeoff.” Sounds simple, until you realize this three-letter acronym has derailed candidates across

System Design interviews aren’t just tough—they’re ambiguous by design. To succeed, you need more than textbook answers. You need to think like an architect under pressure. Search for “Grokking the

When you’re in the middle of a system design interview, every second counts. Your ability to clearly communicate complex ideas determines whether you move forward in the hiring process. One

System design interviews are one of the most defining stages in a software engineer’s hiring journey. Whether you’re applying for a mid-level backend role or preparing to step into a

When designing scalable software systems, it’s easy to focus only on the core features, like data flow, architecture, databases, and APIs. But in real-world production systems, it’s often the non-functional