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A Good System Design Tackles Down the Hot Path First
Before you add cache, replicas, queues, or microservices, understand where the system actually feels pressure.
Jun 13
•
Raul Junco
54
3
9
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Most System Design Mistakes Hide Between the Boxes
Five gaps your architecture diagrams don't show
May 30
•
Raul Junco
47
6
Bad Retries Can Break Good Systems
A practical guide to using backoff, jitter, retry budgets, idempotency, and circuit breakers in backend systems.
May 9
•
Raul Junco
53
2
5
Event-Driven Systems Are Easy to Build but Hard to Keep Correct
4 ways event-driven systems fail without looking broken
Apr 25
•
Raul Junco
48
8
Consistency is negotiable. But the bill always lands somewhere.
Linearizable, causal, eventual, and quorum: how to pick the right consistency guarantee for each workflow in your system.
Apr 18
•
Raul Junco
33
5
Good System Design Starts With Constraints, Not Diagrams, Not Tools
Most Engineers Learn System Design Backwards
Apr 4
•
Raul Junco
98
5
18
Async systems scale your system… and your problems.
Many developers only realize it after consistency breaks.
Mar 28
•
Raul Junco
56
1
Refactoring Databases Is a Different Animal
A practical pattern for evolving database schemas without breaking production
Mar 14
•
Raul Junco
53
9
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