Xero and Other accounting Integration

Purpose: Xero and other Accounting Software integraton with our platform. Who we Are: Twirll is one stop solution for all business needs primarily for Retail, Wholesale, Manufacturing and Restaurants etc. What We Want: We want someone who have done these integration earlier and have in-depth knowledge of integrations as we are looking for seamless integration (inbound and outbound). there are many other integration in pipeline. Skill Set required: Deep Integration understanding, Ruby on Rails, OAuth 2.0 and 1.0, Frontend web technologies jqeury/javascript, XML Note: someone who have not done any integration with mentioned platform need not to apply for this project.