According to your other comment, then, a company that "lands stable customer-loved products" would be a "hotbed of nepotism" that people shouldn't work for.
For example:
* Require features to be launched for a period of time rather than in development or shoved out the door a week before perf
* Have metrics for customer satisfaction and oncall pages be incorporated
Etc.
Have excited engineers, pay them well, have them work on something that is aligned with their career & deliver value to their customers, they don't really need much more than that. All the rest is simply trying to "processi-ze" what is a human