ROR Developer

Description :
What we need:
Design, and implement complex, multi-tier distributed software applications, document, and test systems, modify as appropriate.
Provide technical and project leadership and mentoring. (For a couple of senior people)
Be a valued member of an autonomous, cross-functional agile team.
Build performance sensitive systems that serve tens of millions of requests each day.
Who you are:
You know how to write highly scalable and distributed Ruby on Rails services.
You have experience in developing mid-tier services in a service-oriented architecture (SOA).
Experience working with Postgres and other relational DBs.
You are comfortable using Agile development methods.
Experience with Linux and VIM
You have great communication skills.

Requirements: 
Strong Ruby on Rails experience
Knowledge/experience with GitHub. 
Experience with APIs
Nice to have - knowledge of Javascript and other front-end technologies.