In all the jobs I've ever had, I was soon working on stuff completely different from whatever I was tasked with when I started, undoubtedly because they were mu

In all the jobs I've ever had, I was soon working on stuff completely different from whatever I was tasked with when I started, undoubtedly because they were much smaller companies than Amazon/Microsoft/Oracle and so plans and projects were much more dynamic, but it did make for much more interesting work. In any case, it taught me that no matter what I was promised at the beginning, things change, so be careful making the assumption your assignments will remain as originally described to you.