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Salman Aslam

Salman Aslam Agency Contractor

Ruby on Rails Developer

Pakistan - Tests: 5 - Portfolio: 8

I am a senior full-stack Ruby on Rails developer with 8+ years of experience in building a variety of products in Ruby and Ruby on Rails. Have successfully delivered 40+ large-scale and minimum viable solutions. I adhere Test-Driven Development (TDD) to make sure to deliver the work of quality. I can do all-round development: analysis, design, programming, testing and maintenance. I can even provide or tweak your artwork, if required. I have delivered 40+ business applications for Fortune 100 companies with solutions ranging from SaaS, field force automation, mobile productivity, desktop replacement, etc. Strength areas: - Back-end: Ruby, Rails, Sinatra, Refinery, Node.js - Front-end: HAML, SASS, AJAX, Zurb, Twitter Bootstrap, Skeleton Boilerplate - TDD: RSpec, Mini_test - TDD/BDD support: Capybara, Cucumber, Webrat, factory_girl - Testing frameworks: Selenium, Mocha, Chai - Other tech: Angular.js, Backbone.js, Ember.js, Require.js, Prototype, jQuery - Spree, Shopify - RefineryCMS - Thinking Sphinx, ElasticSearch Skill: Responsive Web Design, Ruby on Rails, Javascript,Jquery, Bootstrap, Foundation, Cutegrids, HTML, CSS, Amazon web services, Heroku, Facebook Applications, Ajax, AngularJs

$30.00 /hr
3,155 hours

Deepak Kiran

Deepak Kiran Agency Contractor

Expert in Rails 4.x, 3.x, JQuery, Rspec, AngularJS, HTML5 & Spree

India - Tests: 17 - Portfolio: 8

I have extensive experience of working with couple of core technology platforms like Php and RoR. In line with the same I have been active in the latest trend assimilation and have good experience working with almost all social media API's and java-script frameworks. I am well versed with AWS Heroku , Capistrano, Nginx and unicorn, Redis, Mongo DB, MySql, Elastic Search. I through this platform want to showcase my skills and regularly pick up projects that enhance my skills using my quick learning abilities and gain expertise in same. I can take up full time work and part time work across all skills set listed and all skill set related to them. I am completely flexible in terms of engagement terms and workload and I am available across timezone's for effective communication. I am always in for challenging and new works and open to executing test works for some new yet interesting skills that I at present do not have demonstrable work on. My hourly rates varies between $15/Hr to $20/Hr depending on various factors like length of project, complexity of project, aggressiveness of deadline and engagement terms. Looking forward to getting contacted from you guys.

$15.00 /hr
3,864 hours

Haseeb K.

Haseeb K. Agency Contractor

Expert Ruby on Rails Developer | Proficient Angular.JS / Node.JS Dev

Pakistan - Tests: 2 - Portfolio: 15

Among Top 10% Ruby on Rails developers with 30,000+ hours logged & 5.0 feedback rating. Have successfully delivered 40+ large-scale and minimum viable solutions. Strength areas: - Back-end: Ruby, Rails, Sinatra, Refinery, Node.js - Front-end: HAML, SASS, AJAX, Zurb, Twitter Bootstrap, Skeleton Boilerplate - TDD: RSpec, Mini_test - TDD/BDD support: Capybara, Cucumber, Webrat, factory_girl - Testing frameworks: Selenium, Mocha, Chai - Other tech: Angular.js, Backbone.js, Ember.js, Require.js, Prototype, jQuery Clients worked with include: NBC Universal, AOL, Barclays, VistaPrint, & more. If you're looking for someone best in the business, please feel free to contact.

$30.00 /hr
37,868 hours

Deepak S.

Deepak S.

Ruby on Rails Developer with UI and UX expertise

India - Tests: 10 - Portfolio: 11

* Top Rated * 3000+ hours history * 43 Happy Clients Apply the knowledge acquired during my 6+ years of experience of Information Technologies in developing solutions to customer requirements, incorporating new technologies and facing new challenges at a professional level.

$30.00 /hr
3,060 hours

Nikhil Verma

Nikhil Verma Agency Contractor

RoR 2.x, 3.X, 4.X JQuery, HTML5, BDD/TDD Expert Available for Hire

India - Tests: 9 - Portfolio: 5

I have been working on a single focused technology for years now and have built the expertise that is niche in industry. Now with platforms like this I look forward to put to use this learning and reap benefits of this effort and earn global recognition and reputation both for myself and my organization

$15.00 /hr
1,945 hours

Anthony Figueroa

Anthony Figueroa Agency Contractor

Software Engineer

Uruguay - Tests: 5 - Portfolio: 10

TopTier labs is a full stack development shop, offering services from ideation to design, development and testing. We build innovative web and mobile applications using agile processes. We specialise in Ruby on Rails and mobile apps for iOS and Android. We have a strong team of software engineers, designers and project managers. Feel free to reach out and we will help you bringing your ideas to life!

$45.00 /hr
2,378 hours

Yana Agun Siswanto

Yana Agun Siswanto

Ruby On Rails and Coffeescript Developer with 4 years of Experience

Indonesia - Tests: 3 - Portfolio: 1

✓ Top Rated Developers ✓ Verified English ✓ Top 30% Ruby On Rails Developer on Upwork Hello, I'm full-stack web developer. I have a lot of experience with different web technologies. ProActive, work fast and can deliver the work on time. Refactor and improve your legacy code for better performance and readability. 1) Deliver On Time 2) Clever Problem Solver   3) Coding using best practices and available style guides I Ussually Work On Technologies like:   • Ruby on Rails • Javascript (CoffeeScript, Angular JS, jQuery, Polymer, etc)   • Rspec • PostgreSQL, MySQL, SQLite   • REST APIs • Twitter bootstrap 3 • Ubuntu But Also I have experience on: • Backend: Ruby, Ruby on Rails, PHP • Frontend: HAML, Slim, SASS, CoffeeScript, Bootstrap, JQuery, AngularJS, JavaScript • APIs: geocoding, google oauth, facebook, twitter, google place, XML/XSLT, CSV • Deployment: Heroku, Capistrano, Mina, DigitalOcean, Google CLouds • E Commerce: Spree, Stripe, Paypal • Authentication: Devise • Administration: ActiveAdmin • Testing: Rspec, Rcov • Text search: Elastic Search • Databases: MySQL, PostgreSQL • DevOps : Vagrant • Operating systems: Ubuntu • Automation: Web Crawler && Web Scrapping • Version control: git My previous projects are: Posting links are against Upwork's policy. You can look for my name on google or contact me by inviting me to your project. I love learning, if you have projects that involved new technologies, contact me. I don't take money for learning.

$30.00 /hr
255 hours

Sugiarto U.

Sugiarto U. Agency Contractor

Senior Ruby on Rails Developer and Manager

Indonesia - Tests: 7 - Portfolio: 10

Hello All, I am a senior ruby on rails developer. I like to learn and always learn. I want help you to solve your problems. Here what I can do for you: - Create app from scratch to enable your businesses - Develop new features for your existing apps - Fix buggy apps - Refactoring your apps source code. - Optimize your apps. - Create testing for your apps - Or maybe just question/answer for your problem. Experiences: - communicating with Rackspace Email API for email hosting website - communicating with FlightStats API for aviation application - communicating with OpenSRS API for hosting website - git versioning - deployment under engineyard cloud - google Map API and MapBox API - Background processing, delayed job, reds and more - Database design - and more.., contact me what you need since I couldn't put all here. NEED MORE DEVELOPER/DESIGNER? I know I also limited by time, so If you need to solve problem, and need more developers/designers I also can provide them for you and I can manage them for you.

$44.44 /hr
5,986 hours

Miroslaw Maziarz

Miroslaw Maziarz Agency Contractor

Senior Ruby on Rails Developer with Passion

Poland - Tests: 8 - Portfolio: 9

I have more than 8 years of experience in commercial web development. Over the last 7 years I have developed a variety of applications using Ruby On Rails, JavaScript, TDD, SASS, PostgreSQL, MySQL, Amazon EC2, Rackspace and Heroku. I am focus on productivity and quality; I am among the top 10% freelancers who passed the tests in RubyOnRails, PostgreSQL and Internet Security. I am interested in building the best quality software that means well designed, easy to maintain, easy to extend to a new feature and well tested with autotests. Please find my skills & experiences below. - Ruby on Rails - Frontend (Javascript / jQuery / CoffeeScript / Backbone / Bootstrap / Angular / HAML) - Node.js - Web Browser Extension Development (Chrome, Firefox) - Database (Mysql / PostgreSQL / MongoDB / Redis / Memcache) - 3rd Party API Integration ( Google Map API, eBay, Amazon, Paypal API ) - Github / Bitbucket / AWS / Heroku / Engine Yard - Server Management

$36.67 /hr
6,091 hours