Ruxbin
Not just the development of the code but the entire the thing from the code, infra, auth, cc payments, etc.
The problem you have is with companies like Uber and other who have for nearly decades have abused contract work but strippers were classified as the same.
It’s too bad they got lumped and really shouldn’t have been but we’ve had enough major corporations screwing the middle class evading taxes.
Exchange Onsite deployments aren't dead, on-site email is dead. Unless, you're "too big" for the cloud (>20k users) because of <$Requirement> then Exchange is an option.
Keeping data On-Premise has always been a challenge, SAN are expensive but that's what it takes if you want data locally.
I can't comment on the rest but we're comparing Apples to Oranges here.