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# systemdesign

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How to Design LLM Applications for Production: A System Design Guide
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How to Design LLM Applications for Production: A System Design Guide

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6 min read
Realtime steering: interrupt, barge-in, redirect, and guide the AI
Cover image for Realtime steering: interrupt, barge-in, redirect, and guide the AI

Realtime steering: interrupt, barge-in, redirect, and guide the AI

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4 min read
Rate Limiter: The Unsung Guardian of Your Backend APIs

Rate Limiter: The Unsung Guardian of Your Backend APIs

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3 min read
Senior Engineer Interview Preparation Guide (L5+ / Staff)

Senior Engineer Interview Preparation Guide (L5+ / Staff)

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10 min read
The "Google SRE" Interview Process: Why Senior Engineers Fail (2026+ Guide)
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The "Google SRE" Interview Process: Why Senior Engineers Fail (2026+ Guide)

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10 min read
Building a Scalable URL Shortener
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Building a Scalable URL Shortener

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3 min read
Why reverse face search is so hard to build at scale (and what we learned)

Why reverse face search is so hard to build at scale (and what we learned)

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1 min read
MCP Design in the Real World

MCP Design in the Real World

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3 min read
Socket.IO Explained: Why It Exists, How It Works Internally, and How It Scales to Millions

Socket.IO Explained: Why It Exists, How It Works Internally, and How It Scales to Millions

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6 min read
Design HLD - Recomendation Sytem

Design HLD - Recomendation Sytem

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19 min read
System Design Interview — An Insider’s Guide by Alex Xu or Designing Data-Intensive Applications? Which is better?

System Design Interview — An Insider’s Guide by Alex Xu or Designing Data-Intensive Applications? Which is better?

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7 min read
Something about complexity, simplicity, and hope.

Something about complexity, simplicity, and hope.

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4 min read
24 AWS Architecture Blueprints for Building Scalable Cloud Systems

24 AWS Architecture Blueprints for Building Scalable Cloud Systems

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7 min read
Design HLD - Notification Sytem

Design HLD - Notification Sytem

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20 min read
Caching Strategies That Will Make Your App 100x Faster

Caching Strategies That Will Make Your App 100x Faster

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2 min read
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