It's worth noting that 37signals believes in hiring by requiring candidates work on a 20-40 hour project before making the hiring decision. There approach would

It's worth noting that 37signals believes in hiring by requiring candidates work on a 20-40 hour project before making the hiring decision. There approach would be completely unacceptable to a large number of developers, it's only because of their strong reputation and remote hiring that people are even willing to consider it.