Ruby on Rails Enterprise backend developer- residence of Cyprus (EU)7+ years of software development experienceStrong knowledge of enterprise RESTful API creationAPI integration with Twilio, Jira, payment systemsAPI integration with banks API (experienced with Hellenic Bank API)Creating API for different payment systems like PayPal, Stripe, Braintree Elasticseach engine optimization and programmingStrong knowledge of Ruby programing language Strong knowledge of Ruby on Rails frameworkDesign applications, Adobe XD, Adobe Illustrator, Strong knowledge of creating live chat system with reliable websocketExcellent knowledge and application of Agile methodologies SQL and database designWeb Server: Apache, NginxApplication Server: Passenger, Unicorn, PumaDatabase Management and Design: Postgresql, MySQL, Redis, Sqlite3Jquery and JavaScript programing language Mobile app development and managementModerate html css Basic knowledge of Python , C# , C++ and machine learning Strong knowledge of git and experience with GitLab and GitHub Strong IT/Technology delivery experienceLong experience with project management tools like Jira, Slack, Monday, Hubstaff Experience managing 3rd party suppliers and partnersProject management for over last 4 years Knowledge on UNIX/Linux Operating Systems Highly Experience with Google platform compute engine deployment and management Dns and CDN setup Buket storage management and programming Knowledge of deployment and usage of automated testing programs kibana, sentry.ioOver 10 certificates of Cisco network Moderate Knowledge Accounting software