Ruby on Rails Developer Remote

For our client in IT & Services & Software-Development we are looking for a Ruby-on-Rails Developer (m/f/d) for a freelance position! The person has to speak English and be in the European time zone. KEYWORDS: ruby-on-rails, rspecs, ruby, scss, mySQL, JavaScript, BackboneJS Our client stands for high-reach digitization solutions. The core business is the client´s mobility portals as well as mobile Apple and Android applications that are used across Europe and they are looking for motivated, experienced and talented employees who believe in the opportunities offered by cloud computing, data science and great apps. Project responsibilities: Design, build, and maintain efficient, reusable and reliable Ruby code Build or integrate UI elements that work seeming less with the server side-logic Identify and resolve bottlenecks and bugs in an optimized manner Make strategic technical decisions related to new and existing features Help maintain and review code quality Onboard and mentor new team members Share knowledge in the team and let others learn from your experience Required qualifications / skills: 3+ years experience in the Ruby programming language and the Ruby on Rails framework Experience in test-driven software development with RSpec or comparable test frameworks Experience with relational and graph databases Code optimization and performance improvements Structured, independent and goal-oriented way of working Willingness to work in an agile environment where only constant is change Excellent knowledge of written and spoken English Nice-to-Have: Experience with JS-based frameworks (Angular6+, Angular.js) Experince with Docker & Kubernetes Experience with Gitlab and CI/CD Experience with Web Services (AWS, Azure, Google Cloud) Redis, GraphQL German is a plus