Your interviewing process is broken when it comes to those with line-of-business backgrounds. The type of work those people do can sound like "project management", when in fact it is evidence of the "most valuable" programming skill, organizing complexity [1]. Reducing reliance on resumes is less useful when the same "someone like me" and algorithm-knowledge biases still seep through.
[1]: http://www.johndcook.com/blog/2015/06/18/most-important-skil...