Posts tagged "systemdesign"

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What Happens When You Type www.google.com in Your Browser?

Have you ever wondered what happens behind the scenes when you type a URL into your browser? It seems like magic - you type www.google.com, press Enter, and within milliseconds, Google's homepage appe...

18.03.2025 0 Read More

Twitter System Design

Let’s look at the requirements to start with ⚙️📌 Functional Requirements Tweet - allow users to post text, images, video, links, etc Re-Tweet - allow users to share someone's tweets ...

19.03.2025 0 Read More

Day 5: BackendChallenges.com - Building Rate Limiting for Scalable APIs 🚀

Why Rate Limiting Matters? APIs power the web, but without rate limiting, a single user (or bot) can overload your system. Think about how login attempts, API calls, and DDOS attacks could ta...

19.03.2025 0 Read More

Bloom Filters Applied In Real-Life Application - Laravel Prototype

The Problem When we have something frequent and at the same time intensive it's just one of the biggest challenges we might face. A good example of that is something like uniqueness validatio...

20.03.2025 0 Read More

Whiteboards Were Great… Until They Weren’t

Remember that 👆 infamous 2022 “Twitter code review” post?I recently came across Jane Manchun Wong’s AI re-imagination of that post and it highlighted all the painful aspects of working with w...

20.03.2025 0 Read More

Databases: SQL vs NoSQL

What is SQL ? SQL (Structured Query Language) - is a specialized language designed for managing and manipulating databases. It enables users to efficiently store, retrieve, update, and delete...

21.03.2025 0 Read More

7 Lessons That Would’ve Saved Me Years as a Frontend Engineer

A few years ago, if you had asked me what system design was, I probably would’ve said something like "backend stuff, right?" 😅I was great at building UIs, designing components, and getting things...

22.03.2025 0 Read More

System Design Series – Day 2: Observer Design Patterns

Welcome to Day 2 of my System Design Learning Series! Today, let's dive into Design Patterns, Observer Pattern. 📌 Use Case: Payment methods in e-commerce (Credit Card, PayPal, UPI). 🔹 Observer ...

23.03.2025 0 Read More

Why I don’t (and won’t) miss whiteboards

24.03.2025 0 Read More

⚡ Latency Numbers Every Programmer Should Know

⚡ Latency Numbers Every Programmer Should Know Understanding the relative speed of different operations in computing is crucial for writing efficient code. Below is a list of key latency nu...