The problem is that we introduce a migration change that broke existing code. So cards were not being authorized for an hour. We didn't have good observability, good monitoring that allows you to say, hey, this is the problem that's happening"
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Matias Pan is a Staff Software Engineer at Lemon Cash, a crypto startup based in Argentina. Lemon infrastructure runs digital wallets & physical cards, which technically makes them a bank. How does Matias & his team think about enabling developers get code from their workstations into production? Remember, we are talking about a bank - a bad deploy is a big deal. And when a bad database migration goes out, what happens then?
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