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Vivek Kumar SinghVivek Kumar Singh

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Architecture

We Deployed With a Critical Bug — Here's Everything That Happened After

We Deployed With a Critical Bug — Here's Everything That Happened After
We Deployed With a Critical Bug — Here's Everything That Happened After

We Deployed With a Critical Bug — Here's Everything That Happened After

The bug affected payment flows. It hit production at 6 PM on a Friday. Here's the post-mortem: what we did, what we should have caught, and what permanently changed in our deployment process.

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