sadly, the people who either can't or won't leave vancouver don't have a lot to choose from. I'm from there and it's really hilarious when people say something like Hootsuite is a "world class" place to work in some IT-related field.
Meanwhile Seattle has things like SpaceX in Redmond developing satellites, Boeing jobs, Blue Origin, a number of tech companies that are not amazon, XKL (run by one of the founders of Cisco, over in the east side making cutting edge networking hardware), significant datacenter and telecom infrastructure that doesn't exist in BC, etc.