MobSquad appear to be a firm pairing remote talent in Canada with Startup companies in the USA.
Overview of their hiring process (refer their website) :
Joining our Global Talent Roster is an easy, four step process
Send us an up-to-date CV that best reflects your experience and accomplishments
Complete a one-way, non-technical video interview
Complete an online code test
If we determine you could be a fit for our clients, we will build you a profile based on your CV, video interview, and code test results. We will present your profile to our clients anytime we believe there is a match, and will notify you when a client wants to move forward with their interview process