Sharding vs partitioning
Two words used interchangeably in meetings, and the operational difference that makes them not the same thing at all.
Why the boring architecture usually wins
Queues, boundaries and failure modes: distributed systems, databases, messaging, caching and scaling.
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Designing a notification system
Fan-out, user preferences and the retry budget — sketched end to end before building any of it.
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Have a system worth arguing about?
I am always up for a conversation about architecture, trade-offs, or a bug that refuses to die.
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