Spree based site upgrate RoR from 4 to 5

Hello there, Greetings of the day! "I can't quote you an exact cost for your project as I need to have more details and technical discussions." I can surely upgrade your existing Rails application to the updated version with perfection and quality-oriented work. The complete work will be delivered within a very quick time for sure. My Expertise, I am a highly skilled and professional web developer having 7+ years of experience in web development. I have developed over 85 websites with big and complex functionality. I have expertise in both frontend and backend development. My Skill Set, Core - Ruby, and Ruby on Rails Front end - JavaScript, Angular.js, React JS, Vue.js , Backbone.js, HTML, HTML5, Bootstrap/Foundation Zurb, CSS/CSS3, design & interaction, rich interfaces Test-Driven Development - We usually run an RSpec, Capybara, Shoulda, FactoryGirl, Selenium, Poltergeist stack. Database - MySQL, PostgreSQL Middleware - Redis/Resque, Memcached, Sidekiq, Delayed_job Methodologies - Scrum/Agile, TDD, BDD, pair-programming Cloud server - EC-2, Digital Ocean, Heroku, Linode, Azure API Integration - Facebook, Twitter, Google, LinkedIn, Twilio, Sendgrid and others. Please let me know your availability so we can have a technical discussion further discussion in the chatbox. Best regards.

Hello, I hope you are doing well. I have been developing websites in Ruby from past 5 years and have the excellent portfolio to support that I'm the excellent developer in Ruby. I’m a Ruby expert and have developed sites using advanced Ruby functionality, including multiple post types and taxonomies, lots of custom templates, custom loops and widgets, AJAX and jQuery, custom meta and options, admin tweaks and more. I’ve also worked: Buddy Press SMS integration custom API’s complex forms maps and geocoding custom email digests and WordPress networks/multisite I am an expert in. Ruby Drupal wordpress HTML/5 CSS/3 PHP MySQL AND Microsoft SQL JavaScript jQuery Awaiting an affirmative response from your end. Looking for Long-term relations. Thanks for giving your valuable time. Thanks & Regards Akshay

Hello, i'm interested in your project. Please send me a message so that we can discuss more. I prefer to submit my detailed proposal after our discussion. Note: + We are flexible with changes. + https://www.freelancer.com/u/arjun366333 - myprofile link + We also provide post-implementation application support &maintenance Thanks, regards Kanta Singh.

my price will b fixed 250 aud and there is no software to upgrade so i need to manually import the design first than functions than products and than orders