HeyJaredThe 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.
- Indexed issues, last 90 days
- 13
- Latest publication
- Sep 29, 2026
- Audience
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- Earliest in this view
- Sep 5, 2026
Latest issues
Ep #147: Designing the Idempotency State Machine - Part 2 (opens the original)
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🍔 What really happens when 10× the normal food-delivery traffic arrives at once?I’ve just published Part 1 of a new System Design case study on YouTube:Design a Food Delivery System During Peak Dinner TimeWe start with a seemingly simple scenario — customers order food, restaurants prepare it, and drivers deliver it.But then peak time hits.Suddenly we have:Millions of usersMassive order spikesL
Your 10 Years of Experience Might Actually Be 1 Year Repeated 10 Times (opens the original)
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You have 10 years of experience.Or do you?Maybe you have one year of experience… repeated ten times.That’s an uncomfortable thought.But it’s worth asking.You learned a technology.You became comfortable with it.You learned the patterns your team commonly used.You solved similar problems.You moved to another project.Maybe even another company.And you did roughly the same thing again.Another year passed.Then another.Your resume says 10 years of experience.But did your engineering
Last day to get the System Design Practice Tests at $9.99 (opens the original)
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Hi,Today is the last day to get the System Design Interview Practice Tests at the special $9.99 price for the Substack community.If you’re preparing for System Design interviews—or simply want to get better at making architectural decisions—this is designed to help you move beyond reading concepts and actually test your thinking.You get 385+ practical, scenario-based questions covering:<p
Ep #146: "Just Add an Idempotency Key" (and Other Lies) - Part 1 (opens the original)
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⏰ Reminder: System Design Practice Tests — $9.99 for 2 DaysReady to test your System Design knowledge beyond theory?Our System Design Masterclass Practice Tests focus on practical scenarios, architecture decisions, distributed systems, scalability, reliability, databases, APIs, messaging, and real-world engineering challenges.Instead of simply memorizing interview questions, these tests help you practice thinking like a
Ep #145: (Part 3) Who Owns the Contract? Schema Governance, CI Enforcement, and Organizational Design (opens the original)
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🚨 4 Days Left at $9.99!Only 4 days left to get the 375+ Practical System Design Questions at the special Substack launch price of $9.99.Test yourself on scalability, distributed systems, databases, consistency, reliability, performance, architectural trade-offs & real-world system scenarios.Not just definitions—these questions are designed to test how you reason and make architect
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