Yes but not on recommendation. In fact the majority of what I do these days is legislative compliance and bringing teams and applications back onshore that the companies have fucked up.
Currently digging a financial company out of a royal mess of 20 years of bad technical leadership leading to sprawling infrastructure and cloud dependencies.
Money is good though so that's some consolation :)
Salesforce is the root of all evil. Once you're in the ecosystem, you're stuffed. You know it's bad when the entire business team start running round clucking when the EMEA salesforce instance goes down hard...
AWS is fine. Most of the platform's concepts have real world parallels for example.