I simply can't fathom how this company has so much venture money already, and is raising even more, and is over 3 years old, but still goes over capacity practi

I simply can't fathom how this company has so much venture money already, and is raising even more, and is over 3 years old, but still goes over capacity practically hourly. How hard is it to staff a team of engineers to get that damn site to be stable when they have 10's of millions in the bank?