The Backend Engineering Show with Hussein Nasser

How a query optimization gave birth to infinite scroll

July 10, 2026·21 min
Episode Description from the Publisher

The infinite scroll in social media as we know it today is despised by all. But it always start as a bad idea. It originated as a result of UI change to relief the backend database from inefficient queries. I explore this in this episode of the backend engineering. 0:00 Intro1:00 Classic Paged results 6:23 Limitations of paging9:00 The scroll interface 12:00 How TikTok to infinite scroll 14:00 The current state

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