
Daily deep dives into system design & modern architecture covering distributed systems, databases, caching, sharding, message queues, and more. Clear. Practical. FAANG-level insights.
| Platform | Pricing | Freemium | Publishes | Daily | |
|---|---|---|---|---|---|
| Issues | 572 | Founded | a year ago | Last Issue | 46 hours ago |
| Active | |||||

A practical visual guide to Kubernetes architecture, workloads, networking, scaling, and production operations for backend engineers.
What This Blog Covers
Redis Patterns That Every Backend Engineer Encounters: From Session Storage to Rate Limiting to Leaderboards, Each Explained With Mechanism, Trade-off, Failure Mode, and Interview Signal
What This Blog Covers
How Distributed Systems Actually Talk to Each Other: Five Communication Patterns Explained With What Each One Does, What It Costs, When It Breaks, and Which System Design Problems Each One Solves
A distributed system is, at its most fundam...
The Difference Between a Message Queue, an Event Bus, and a Message Broker Explained From First Principles, With Real Examples, Failure Modes, & the Interview Language That Makes the Distinction Clear
Ask ten engineers what the difference...
The Difference Between Tokens and API Keys Explained From First Principles: Authentication, Authorization, Statefulness, Revocation, and Every Other Dimension That Separates the Two Approaches
What This Blog Covers
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The writers behind this newsletter.
Founder DesignGurus.io | Author of 'Grokking' Courses on System Design
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