Skilled Coder

How Do You Design a System Where Most Writes Will Never Be Read?

The Art of Storing Data You’ll Probably Never Look At

Feb 18 • Skilled Coder

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January 2026

Signs You’re Thinking Like an Architect, Not Just a Developer

How seasoned engineers evolve from builders to visionaries

Jan 31 • Skilled Coder

16

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How Do You Design a System Where Reads Are Cheap But Writes Are Expensive?

The Art of Trading Write Complexity for Read Speed

Jan 13 • Skilled Coder

14

2

Stop Using Kafka Everywhere

when message queues save your system and when they quietly make everything worse

Jan 6 • Skilled Coder

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December 2025

How to Handle 10,000 Concurrent Users

Every system eventually hits this moment.

Dec 29, 2025 • Skilled Coder

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How Would You Compute Trending Posts at Millions of Events per Second?

Computing "Trending Posts" Is Harder Than It Looks

Dec 22, 2025 • Skilled Coder

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How to Log 1M Events/Sec Without Slowing Down Your System

Why Logging Isn’t as Simple as It Looks

Dec 9, 2025 • Skilled Coder

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November 2025

Is DSA Still Worth It in the AI Era?

The Moment I Realized DSA Wasn’t the Goal

Nov 5, 2025 • Skilled Coder

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October 2025

How would you design a system to send 100,000 notifications?

Designing a Notification System That Actually Scales

Oct 1, 2025 • Skilled Coder

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September 2025

The Hardest Part of Engineering Isn’t Programming

It’s alignment, collaboration, and making systems work inside organizations

Sep 6, 2025 • Skilled Coder

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August 2025

YouTube System Design from First Principles

Explained Like You’re 5, But Smarter

Aug 31, 2025 • Skilled Coder

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Why Postgres Made MongoDB Less Special

The NoSQL Revolution That Strengthened SQL

Aug 12, 2025 • Skilled Coder

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