Or, at that point, you use industry standard solutions and hire the best subject matter experts on that solution. Like, for example, using Cockroach DB and hir

Or, at that point, you use industry standard solutions and hire the best subject matter experts on that solution. Like, for example, using Cockroach DB and hire one of the core committers cause you're big enough. It's what MSFT did with things like the Python extension for VSCode and DBOX did by hiring Guido since they're a Python shop. I still shake my head whenever I hear about how Uber built an entire Slack clone for "Uber-scale".