Your skills and experience should be in some of the following areas:

We're a Python shop. You don't have to be an expert at Python but you need to be willing to learn and be great in your language of choice.

MongoDB (experience with other NoSQL databases highly desirable)

Design and performance tuning on modern open source databases

High volume content oriented and transactional web sites.

Mobile development: iOS, Android, HTML5 and SMS.

Expository, analytical and opinion writing (bonus points if you provide a link to your blog).

Statistics and mathematical modeling, particularly programming in R and equivalents.

Listening, questioning, debating and consensus building.