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System Design Article

Practical guides on AI, DSA, full stack, cloud, and career growth.

Showing 13 articles

System Design / 20 min read

Design a Stock Trading App — System Design Interview Question

How would you design a Groww/Zerodha-like platform that handles live stock prices, thousands of orders per second, failures, and massive traffic?

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System Design / 16 min read

What Really Happens When 1 Million Users Hit Your Website at the Same Time?

A beginner-friendly journey from one server to load balancers, microservices, queues, caching, databases, and CDNs.

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System Design / 17 min read

How Would You Design Ticketmaster? A System Design Interview Breakdown

If you think system design interviews are about drawing boxes and naming Kafka, Redis, and microservices, you are probably preparing the…

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System Design / 13 min read

You Don’t Need to Memorize System Design. You Need to Understand These 6 Ideas.

The moment I stopped memorizing Redis, Kafka, CAP, SQL, and other buzzwords, system design started making much more sense.

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System Design / 16 min read

I Would NOT Start Learning Low-Level Design With Design Patterns in 2026

If you are starting LLD from zero, this is the order I would follow — and why most beginners make it harder than it needs to be.

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System Design / 9 min read

Bigger Server or More Servers? Vertical vs Horizontal Scaling Explained

A practical comparison of scale-up and scale-out strategies, including performance, cost, resilience, load balancing, and data consistency

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System Design / 8 min read

System Design for Beginners: How Real Applications Scale in Production

A developer-friendly walkthrough of DNS, load balancers, API gateways, caching, queues, database replicas, and the decisions that connect…

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System Design / 8 min read

System Design Challenge: How Would You Design LeetCode?

A mock-interview style breakdown of designing coding problems, code execution, queues, runtime workers, caching, and live contest…

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System Design / 4 min read

AWS Organizations Explained: Simplify Multi-Account Management at Scale

A beginner-friendly guide to managing multiple AWS accounts, improving security, and optimising costs

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System Design / 6 min read

Part 12: Designing Highly Available AWS Architectures: Multi-AZ, Multi-Region, and Edge Services

Day 12 of AWS Cloud Essentials from Beginners to Advanced Level

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Blog | Tech by Neha Gupta