Ruby On Rails Developer Freelancers

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Fernando R.

Fernando R.

Ruby on Rails Developer with Strong Linux Background

United States - Tests: 3 - Portfolio: 1

Very proficient RoR Web developer with a strong Linux/Unix background. Located in Florida, USA I work on EST timezone, allowed to work legally in the USA, I can attend to meetings, receive and make calls worldwide, as my customer you will be provided with a direct line to contact me if necessary. Over 11 years of experience on the IT industry, mainly working for major 500 Fortune US companies such as Cisco Systems, LexisNexis, Sun microsystems and others. My focus is always to keep things as simple as possible and make stuff better. Relevant skills : - Ruby on Rails 3 - Authorize.net , Credit card systems - RSpec , Capybara ( Testing ) TDD - Memcache - C ANSI - Linux / Unix (Solaris) - Shell scripting - Unix power tools: vi,awk,sed,bash,truss,top,strace,tcpdump,iptables.. - Capistrano - Amazon EC2 and Clouding computing. - VPS (Heroku, SliceHost, DreamHost) - Git Collaboration tools and extras that we offer to our customers : - US Phone number landline and cell phone - Skype. - Outlook Calendar (Exchange server) - EST U.S timezone, Located in Florida, near by major airport (FLL) - Fluent in English, Spanish and Portuguese (Spoken and Written) Don't hesitate to contact me if you have any questions.

$33.33 /hr
157 hours

muh syaiful sabril

muh syaiful sabril Agency Contractor

Sr. Ruby on Rails & DB developer with cloud infrastructure

Indonesia - Tests: 11 - Portfolio: 14

I am a full stack Ruby on Rails developer and also a team leader. You want to build an awesome application with high quality standard? you came to the right person. I have experiences with web application development from scratch to production. You want to build a MVP of your idea? Give me a week trial and i will help you to build it. You want for help to fix your existing application that failed to launch to a product or left by your previous developer? I am here to help you. Database experiences: - MySQL, PostgreSQL, Mongodb Deployment infrastructure experiences: - Heroku, Amazon Web Service (EC2, Elastic Beanstalk), Rackspace, Linode, Engineyard. Payment process experiences: - Authorize.net, Stripe, Paypal But to be honest i don't have the shining badge as a web designer, but my standard is Twitter Bootstrap or Zurb Foundation, you can bring your own design or designer, or i will find it for you. Thank you for visiting my profile, just contact me even for just say hi or want to discuss about your project or your idea. I hope it worth your time :-)

$70.00 /hr
9,123 hours

Maksym Skliarov

Maksym Skliarov

Senior iOS and Ruby on Rails developer, 5+ years of experience

Ukraine - Tests: 7 - Portfolio: 1

Over the last 5 years I was building iOS apps with Ruby on Rails backend on daily basis, 11 years total in programming on different languages: Swift, Objective C, C, Ruby, Python, bash, Pascal, Delphi, Assembly (Assembler, ASM), Processing. Also I build Mac OS utility apps time to time. I really like my job and iOS with Ruby on Rails makes development process very fast and enjoyable. Here is the list of major technologies I use (I like to learn new technologies too): - social SDKs: Facebook, Twitter, Google Plus, LinkedIn, Vk, Upwork, Elance; - cloud storages: iCloud, Amazon Web Services, Parse; - push notifications: Urban Airship, Parse, Infobip, custom web services; - analytics: Flurry, Adjust, Google Analytics, Fabric (Crashlyticts), Urban Airship, Parse; - payments: Paypal, Balanced payments, Braintree, Stripe, LiqPay; - SMS and voice: Twilio, Nexmo; - maps: Google, Apple, Yandex, Open Street Map; - databases and RDBMS: - on iOS: SQLite + CoreData, Realm; - on Ruby on Rails: PostgreSQL, MySQL, SQLite; - custom UI controls: custom transitions, animations, customization of default UI controls; - web: HTTP requests, development and usage of RESTful JSON and XML APIs; - RESTful JSON API: Jbuilder, RABL, MultiJson, YAJL, Oj; - HTML template engines: ERB, Slim, HAML; - stylesheets: CSS, SASS, SCSS, Twitter Bootstrap, FontAwesome and many others; - JavaScript libraries: jQuery, Angular, React, Twitter Bootstrap, HTML5Shiv, Respond.js, Highlight.js, CKEditor, TinyMCE, Owl Carousel and many others; - deployment of Ruby on Rails projects: VPS, Heroku; - programming design patterns: MVC, Active Record (Core Data), Singleton, Decorator (Category, Delegation), Adapter (Protocols), Observer (Notifications and Key-Value Observing), Memento (saving and restoring state of object), Facade; - programming principles: REST, DRY, KISS; - version control: git, SVN (I prefer git). Please, check my portfolio here: http://www.iosonrails.com/portfolio to see my latest published projects. Thanks for reading this! Best regards, Maksym.

$50.00 /hr
1,051 hours

Derek Harrington

Derek Harrington

Ruby on Rails Developer

United States - Tests: 2 - Portfolio: 8

I am a talented and experienced full-stack web application developer. I work almost exclusively in Ruby on Rails. I love developing applications “the Rails way”. I appreciate the brilliance of the Rails architecture and enjoy using it to build world-class applications. I’ve created a number of complex systems using Rails including e-commerce sites, inventory management systems, scheduling systems, forum applications, internal organizational systems, and order fulfillment systems. My rails knowledge is also augmented with intimate knowledge of HTML5, CSS3, Sass, SQL, and jQuery.

$120.00 /hr
1,210 hours

Alexandr I.

Alexandr I.

Ruby on Rails developer

Russia - Tests: 2 - Portfolio: 13

Use Ruby for web development (6+ years, Ruby on Rails), command line tools/scripting. Do understand/use advanced Ruby features (metaprogramming, functional programming). Able to implement ordinary SQL based server side (MySQL, Postgres) as well as NoSQL based solutions (MongoDB) Use JavaScript/CoffeeScript/jQuery/Backbone.js for web frontend. See Node.js as next web platform Use Linux(Ubuntu, RHEL, CentOS) for development and web servers deployment. Software development with C++ (10+ years of experience) for Windows/Linux. Cross-platform development with Qt framework.

$35.00 /hr
3,552 hours

Alfredo Pantoja

Alfredo Pantoja

Ruby on Rails developer

United States - Tests: 5 - Portfolio: 2

I have been working on the web since 2009. I started then as web developer working on wordpress and drupal sites. I fell in love with Ruby about four years ago, and can no longer imagine a world without it. I'm familiar with html5, Css3, sass, rspec, git, unix, ruby, rails, javascript, coffeescript. I have very good communication skills and have worked as a writer for a social media company for over a year. I understand business value as I've also worked in a digital marketing agency. I love test driven development. You can take a look at my code here: http://github.com/dobabeswe Here is a look at all of the Code School courses that I have completed: http://www.codeschool.com/users/alfredopantoja Above all, I'm very passionate about building things for the web. I have been working remotely since 2009 and have no problem with self-motivation. Hope to hear from you soon.

$72.22 /hr
550 hours

Brijbhan Singh

Brijbhan Singh

Ruby on Rails Developer

India - Tests: 2 - Portfolio: 1

Thank you for viewing my profile. I am professional website developer in ROR environment from 4+ years. My skills includes: ruby, rails 3.x.x, 4.x, html, css, javascript, jquery, mysql, postgresql, mongoid, twitter bootstrap, heroku, git, devise, facebook/twitter/google/linkedin Authentication, Geocoder, Spree. I will do your work very well. I hope you would like my work.

$8.00 /hr
57 hours

Stanislav Z.

Stanislav Z.

Ruby on Rails developer

Belarus - Tests: 6 - Portfolio: 4

I'm web developer. I have 3 years of Ruby on Rails experience. In the past I had used PHP for 4 years. I love Ruby and Linux. I accept only simple, beautiful and reliable solutions. That's why I'm ready for creation of really cool websites. I always learn new technologies. I'm interested in functional programming, now I'm learning Clojure programming language in my spare time. Programming Languages ● Ruby 1.9.3, 2.0 ● JavaScript/CoffeeScript ● PHP 5 Databases ● MySQL ● PostgreSQL ● Oracle Styles ● CSS/SCSS/SASS Markup ● HTML/ERB/HAML/SLIM ● YAML ● XML Version Control Systems ● GIT ● SVN Payments ● Stripe ● Authorize.net Clouds ● Heroku ● Amazon S3 API ● Facebook, LinkedIn, Twitter (authentication and data import) ● Google Maps ● Google Analyticss Ruby Gems ● Rails 3/4 ● Sinatra ● Capistrano ● Paperclip, Carrierwave, RMagick ● Omniauth ● Kaminari, will_paginate ● state_machine ● simple_form ● Nokogiri ● Devise ● Omniauth ● Active Merchant ● Active Admin ● Thinking Sphinx, Sunspot: Solr ● Unicorn, Passenger ● Gon JavaScript Frameworks ● jQuery ● Backbone.js Testing ● Rspec ● Capybara Development Methodologies ● Agile ● Scrum Operating System ● Linux: I am able to administrate Linux servers. Linux is my primary OS. ● Windows: I'm advanced Windows user.

$25.00 /hr
1,991 hours

Ivan Lucev

Ivan Lucev Agency Contractor

Ruby on Rails developer

Croatia - Tests: 3 - Portfolio: 1

Full stack Ruby on Rails developer, primarily focused on back-end with experience in setting up VPS with Nginx and Unicorn or deploying apps on Heroku. Currently I'm interested in e-commerce so I'm familiar with Spree and also writing prototype of e-commerce solution based on MongoDB and Rails. I've used RadiantCMS and RefineryCMS for websites and Sinatra framework for smaller applications.

$33.33 /hr
1,037 hours

Kleber Correia

Kleber Correia

Ruby on Rails Developer

Brazil - Tests: 3 - Portfolio: 5

Software Craftsman / Thinker with 7 year working professionally on IT, sharing and earing knowledge in a range of topics, like: UNIX, Agile Software Development, Functional and Object Oriented Languages, Design Patterns, RESTFul Architecture, Distributed Applications and Availability/Scalability with Cloud Computing. I have focused on some technologies, which are: - OOP with Java, Ruby, Ruby on Rails, Javascript, BackboneJS, AngularJS - Functional Programming with Javascript and Ruby - TDD/BDD with MiniTest/TestUnit, Rspec, Capybara, Jasmine - Front-End HTML5/CSS3 - SCSS/SASS and Javascript/CoffeScript - Cloud Computing with Amazon Web Services and PaaS with Heroku - Database with PostgreSQL, PostGIS, MySQL, MongoDB - Key-Value Storage with Memcached, Redis Next steps: JRuby/Rubinius, nodeJS, Meteor, and Objective-C/IOS. Resume: http://bit.ly/klebervirgilio-cv Github: http://bit.ly/klebervirgilio-github Twitter: http://bit.ly/klebervirgilio-twitter Blog: http://bit.ly/klebervirgilio-blog.

$77.78 /hr
222 hours