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Thoughts, tutorials, and insights on engineering and programming.

System Design Part 2: Estimation, Consistent Hashing, Rate Limiters, CAP & Unique IDs

Five ideas that make system design click, explained in plain language: estimating scale, consistent hashing, rate limiting, the CAP theorem, and unique IDs.

System DesignEngineeringArchitectureBackend

October 17, 2026

System Design Part 1: Scaling from Zero to Millions of Users

A comprehensive, first-principles guide to taking a web application from a single hobby server to an enterprise-scale distributed architecture serving millions of concurrent requests.

System DesignEngineeringArchitectureBackend

September 20, 2026