The Architect’s Notebook
It's a curated space where I break down complex system design principles, tech concepts, and real-world architecture patterns into simple, digestible insights.
| Platform |  | Pricing | Freemium | Publishes | Daily |
|---|---|---|---|---|---|
| Issues | 228 | Founded | 3 years ago | Last Issue | 3 days ago |
| Active | |||||
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thearchitectsnotebook.substack.comLatest Issues
An LLM Is Not an AI System — Here's What You're Actually Building
Foundation models, multimodal AI, and agents: where the model ends and the software begins
The Architect's Notebook · AI Zero to Hero ·
Ep#151: AI in 2026: What Are We Actually Talking About?
The Architect’s Notebook · AI Zero to Hero · Phase 0: The AI Mental Model · Deep Dive 01, Part 1 of 3 · Free · ~15 min read
The Meeting
You’ve probably been in this meeting.
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We Added More Servers. Why Did Our System Get Slower?
Imagine you’re responsible for a production system that’s handling thousands of requests every minute.
Everything is working reasonably well. Then traffic starts increasing. Response times climb, and your team decides to scale the applicat...
Ep#149: How to Design a Food Delivery System
Food delivery looks deceptively simple.
You open an app.
You search for a restaurant.
You select a few dishes.
You pay.
A restaurant prepares the food.
A driver picks it up.
And eventually, your food arrives.
That’s the happy path....
You're Getting Better. So Why Doesn't Anyone Notice?
There is a version of your career that nobody sees.
It doesn’t show up on LinkedIn.
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It doesn’t appear in your perfo...
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Authors
The writers behind this newsletter.
Hi, I write about distributed systems, architecture patterns, and the “why” behind technical decisions. Whether you’re preparing for a system design interview or just curious how large-scale systems work under the hood, you’ll find value here.
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