* I am senior full stack developer having 10 years of extensive web development experience using ROR/Mysql/HTML+CSS/Git/Bootstrap/Angular.Js/Node.js. * I am well versed in developing backend, API's and web services. * Proficient in Rails 4, Rails 5, and Rails 6, ensuring seamless integration with legacy systems and new features. * Extensive experience in designing, developing, and integrating APIs to enhance the functionality and connectivity of web applications. * Skilled in maintaining and upgrading legacy systems to improve performance, security, and user experience. * Adept at working in Agile environments, ensuring timely delivery of project milestones and effective collaboration with cross-functional teams. * Have vast experience of E-commerce marketplace like Spree, Sharetribe, Shopify etc. In addition to that I have good knowledge of AJAX, JavaScript, JSON, jQuery, HTML5, CSS3. * I have been part of many web applications from scratch & maintenance and created responsive designs too. * I have worked on the active admin and have vast experience with the gems like ( devise, cancancan, omniauth, authlogin, active_admin, rails_admin, spree ) * I have good experience of payment gatways. I have integrated Stripe, Paypal, PayUmoney (India) , Braintree, Alipay, Zaakpay, Envantage, Beenstream in many rails apps. * I have good experience API such as google+, google maps API, facebook API, and Twitter, Linkedin, Instagram API. * I have good experience using Grape. * I use agile methodology day in and out. * I am always available to discuss your project on Skype and I am very responsive via e-mail. * I can start working on immediate basis and can dedicate full time (40 hours per week) working on this project.