Ruby On Rails Developer Freelancers

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  1. Mayur B.

    Mayur B. Agency Contractor

    Rubyist - Experienced Ruby on Rails Developer - Agile,BDD,TDD Devloper

    India - Last active: 9 days ago - Tests: 5 - Portfolio: 9

    I have only one goal when writing a code for software: Create quality application which satisfy software owner and users. I have more than 6 years of experience in developing enterprise-level web applications in the medical, e-commerce, CMS, real estate and auction spaces. I have created 20 small applications for clients and well as for my personal use using Ruby on Rails. I have also worked on upgrading Rails 2 version web applications to Rails 3.x version I have developed 9 web applications using Ruby 1.9.2 and Rails 3.x. With this application I have also used Javascript and Ajax. While developing web application I also follow TDD, BDD, and Agile. With these methods, I have provided high quality web applications to client before deadline. I also have expertise on managing various servers and deploying rails application on the servers. I have started working as Ruby on Rails developer and also had worked in teams from India, USA, Philippines, Serbia, Canada, UK and Ukraine working together and lead them as well. Technologies, I've worked with: Ruby, Rails, HTML, CSS, HAML, CSS, Compass, MySQL, PostgreSQL, MongDB, Redis, Amazon EC2, Amazon S3, Javascript, jQuery, Google map API, Twitter API, Capistrano, Cruisecontrol.rb, Rspec, Cucumber, Rcov, Shoulds, Selenium, Linux, Mac OSx, Git, SVN, XML, RMagic, Sphinx, Omniaut/Devise/AuthLogic/restful-authentication, Httparty, Nokogiri and much more…

    Associated with: GVI

    $51.00 /hr
    2,377 hours
    5.00
  2. Usman Ahmed

    Usman Ahmed Agency Contractor

    Ruby on Rails developer, Mongodb expert, Enterprise Architect

    Pakistan - Last active: 27 days ago - Tests: 4 - Portfolio: 1

    Usman loves working with entrepreneurs with brilliant ideas in ironing out the technology barriers they're facing. He has extensively worked on E Commerce systems, Enterprise Work flow automations and making organizations go paper-less by embracing technology throughout their operations. He has also helped organizations reduce logistic costs using data visualizations, Maps, optimization algorithms and Mobile Applications. His favorite goal is to build small independent systems of value which grow together into an ecosystem of mutual benefit. Languages : Ruby, Python Framworks : Rails, Bottle.py Persistance : Mongodb Specialties: REST Mobile Applications ETL Data GIS Mapping Enterprise Workflow Automation

    Associated with: Ballista Labs

    $33.33 /hr
    122 hours
    5.00
  3. muh syaiful sabril

    muh syaiful sabril Agency Contractor

    Sr. Ruby on Rails & DB developer with cloud infrastructure

    Indonesia - Last active: 27 days ago - Tests: 11 - Portfolio: 13

    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 :-)

    Groups: Engine Yard Ruby on Rails Professionals Network

    Associated with: Ellison Digital Industries, Sabril Agency, SOLIT

    $70.00 /hr
    9,118 hours
    4.92
  4. Fernando R.

    Fernando R.

    Ruby on Rails Developer with Strong Linux Background

    United States - Last active: 07/03/2012 - 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
    5.00
  5. Alexey Artamonov

    Alexey Artamonov

    Senior Ruby on Rails Developer and Team Lead

    Russia - Last active: 3 months ago - Portfolio: 5

    Software Architect and senior developer which employs communication and technical skills to build and lead teams in designing and implementing web apps or enterprise services. Builds solutions using Ruby based frameworks, refactoring existing projects. Specialties Strong developer skills include OOP, web application architecture, data modelling, etc... Domains: E-commerce, Business Directory Methodologies: Agile Development, Behavior Driven Development Platforms: Linux Languages: Ruby, JavaScript, C/C++ Databases: MySQL, PostgreSQL, MongoDB Others: Git, GitHub, PivotalTracker

    $42.00 /hr
    3,208 hours
    4.91
  6. Andrey B.

    Andrey B.

    html5/xhtml/css/css3 Developer, Smarty, Zend Framework, Ruby on Rails

    Ukraine - Last active: 1 day ago - Tests: 3 - Portfolio: 31

    I have over seven years experience of front-end. I live in Ukraine. Time zone GMT + 2:00. Completed over 1000+ projects, 250+ of them with implementation to the engine based on Ruby on Rails, Zend, Smarty, Codeigniter. Now my specialisation is a large projects (50+ models). I know how to properly organize work with a lot of styles. I am able to do modular structure of html elements. Whereby sites that I do becomes semantic constructor. This enables the project to grow freely. I can offer to you deep knowledge and experience of css3 animation, css3 3d transform, icon font creation, css sprites, data:uri, microformats. I know how make website load time and render time optimization. Specialties: HTML5, CSS2-3, jQuery, Zend/Smarty, Ruby on Rails Experience: HTML5/HTML/xhtml/CSS/CSS3 - excellent level (layers layout (div), semantically correct code, Handcrafted code) SASS, LESS, Stylus - fluency in Jade, Slim, Haml - fluency in SVN, GIT - fluency in jQuery - fluency in SVG, icon Fonts - fluency in Ruby on Rails, Zend, Smarty, CodeIgniter - layout implementation. I can write code right into sites engine, this save customers time and money. Photoshop - user level To create a page of average difficulty I spend 6-9 hours.

    $44.44 /hr
    343 hours
    4.77
  7. Maksym S.

    Maksym S.

    Senior iOS and Ruby on Rails developer, 4+ years of experience

    Ukraine - Last active: 12 days ago - Tests: 8 - Portfolio: 11

    oDesk has recognized me as one of their top Mobile Developers. See the badge on the right of my profile for more information. Over the last 4 years I was building iOS apps with Ruby on Rails backend on daily basis, 10 years total in programming on different languages: Swift, Objective C, C, Ruby, bash, Pascal, Delphi, Assembly (Assembler, ASM), Processing. Also I build Mac OS utilities to manage backend. 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, oDesk, Elance; - cloud storages: iCloud, Amazon Web Services, Parse; - push notifications: Urban Airship, Parse, individual web services; - analytics: Google Analytics, Crashlyticts, Flurry, Urban Airship, Parse; - payments: Paypal, Balanced payments, Braintree, Stripe, LiqPay; - SMS and voice: Twilio, Nexmo; - maps: Google, Apple, Yandex, Open Street Map; - database: on iOS: SQLite + CoreData, on Ruby on Rails: PostgreSQL, MySQL, SQLite; - custom UI controls: custom transitions, animations, customization of default UI controls; - gesture recognition, detection of hand-written letters, numbers; - web: HTTP requests, development and usage of RESTful JSON and XML APIs; - HTML template engines: ERB, Slim, HAML; - stylesheets: CSS, SASS, SCSS; - JavaScript libraries: jQuery; - RESTful JSON API: Jbuilder, RABL, MultiJson, YAJL, Oj; - 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; - version control: git, SVN (I prefer git); - programming principles: REST, DRY, KISS; - always try to work in agile teams. Please, check my portfolio here: http://skliarov.com/portfolio to see some of my published projects. Thanks for reading this! Best regards, Maksym.

    Groups: Application Developers Alliance

    $40.00 /hr
    725 hours
    5.00
  8. Ivan L.

    Ivan L.

    Ruby on Rails developer

    Croatia - Last active: 13 days ago - 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
    1,007 hours
    5.00
  9. Alexander Skiba

    Alexander Skiba

    Ruby on Rails Developer

    Russia - Last active: 1 month ago - Tests: 4

    I'm a Ruby/RoR developer with extensive experience in both back- and front-end development, contributing to open-source software. * Ruby/Ruby on Rails, Scala * HAML, SASS, jQuery, Twitter Bootstrap/ZURB Foundation * RDBMS: PostgreSQL/MySQL * NoSQL, in-memory, key-value stores: MongoDB, DynamoDB, Redis * TDD/BDD: RSpec, MiniTest, Capybara, Cucumber, Selenium, ScalaCheck, ScalaTest * Heroku, EC2, DigitalOcean, OpenShift * git * various gems and libraries

    Groups: Coding Champs

    $44.44 /hr
    100 hours
    4.88
  10. Denis B.

    Denis B.

    Ruby on Rails developer

    Belarus - Last active: 28 days ago - Tests: 9 - Portfolio: 7

    I have a wife. Yes, I'm 24 and I'm already married. She has a nice name - Ruby. She always talks before thinking so my friends say she is on rails. Odd friends.I played truant to spend more time with my beloved. My lecturers didn't support it but what could I do - heart wants what it wants. We have been together for 5 years. Of course there were some misunderstandings and discrepancies but mostly we are of the same breed.

    $40.00 /hr
    2,513 hours
    4.77