We were planning on separating those, but haven't edited the description yet. There are some unicorns who can do both but not many. Anyway if someone is interested just apply. We're not a huge company and we just use the job reqs to get applications and then decide.
Also I need to edit the part about a BS in CS and add "or demonstrably equivalent skills and experience."
This just stuck out to me a bit because those seem like two distinct area of expertise