If someone has curiosity, good communication skills, and a modicum of coding skills, that's all you really need. Domain, platform, and computer science knowled

If someone has curiosity, good communication skills, and a modicum of coding skills, that's all you really need. Domain, platform, and computer science knowledge can all be acquired as needed. Compatible personality is moderately useful; however, you can always get around conflicts by partitioning the project into areas where you designate one or the other of you as the head overseer who gets dictatorial powers in that area.