Works on existing peatio-based Coin Exchange

Hello Folks, We are looking for an "RoR developer " with 3-5 years of experience. Job Description: Full time or Freelancing (30-35 hours a week) Experience 3-5 years Languages: Ruby Frame Work: Ruby On Rails Rails Open Sources: Peatio Exchange In ROR. Working knowledge of JavaScript, HTML5, CSS3, REST • Good with databases like MySQL, Postgres • Ability to write detailed and quality unit test cases • Familiarity with continuous integration • Experience with AWS and DevOps preferred • Should thrive in a fast-paced environment