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Derry Berni Cahyady
[AUTHOR]

Derry Berni Cahyady

CTO at Alternatifa. Works inside detikcom's engineering ecosystem. Thinks in systems, writes about what engineering teams get wrong at scale.

◆ Bandung, Indonesia
◆ 2 POSTS
2026
2 POSTS
At Massive Scale, Nothing Is Just a Technical Decision
[Article]
Apr 14 5 MIN READ

At Massive Scale, Nothing Is Just a Technical Decision

There is a version of engineering that most developers understand intuitively: you identify a problem, you find an efficient solution, you ship, you iterate. The logic is clean. The feedback loops are tight. If something breaks, the cost is contained. Then there is engineering at media scale. And almost everything about how you were trained to think will mislead you. I do not mean that the problems become harder, though they do. I mean that the nature of the problem changes entirely. At a cert

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The Codebase Looked Clean. The Search Engine Saw Nothing.
[Article]
Mar 16 8 MIN READ

The Codebase Looked Clean. The Search Engine Saw Nothing.

I want to be honest about something that took me years to fully reckon with. I have spent most of my career building things that work. Not things that look like they work. Things that actually run: clean architecture, proper separation of concerns, components that do exactly what they are supposed to do. The code reviews passed. The deployments were stable. The user experience was fast and smooth and exactly what the product team asked for. And then I started looking at how search engines were

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