IT & Networking Administrators

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Bang Ly Tieu

Bang Ly Tieu

Expert in Ruby / Rails / jQuery / ExtJS / MySQL / Facebook / Linux

Vietnam - Tests: 8 - Portfolio: 2

With a lot of experience on HTML, DHTML, Javascripts/Prototype/jQuery, Ruby/Ruby on Rails, PHP, MySQL and administrative skills for various platform Windows, Linux, Mac, I'm looking for chances to work on any projects as build site from ground up, develop more features, maintain, administrate servers/site.

Groups: Engine Yard Ruby on Rails Professionals Network

$50.00 /hr
2,409 hours

Sebastian A.

Sebastian A. Agency Contractor

Ruby, Rails and C/C++ Lover

Colombia - Tests: 12 - Portfolio: 3

I am a programmer who likes smart solutions, and for this same reason when I coded up for web, I use rails and TDD-BDD methodology. I've been working for more than 7 years now with web technologies such as Ruby on Rails, Sinatra, Javascript/Ajax, jQuery, HTML5, MySQL, PostgreSQL, Heroku, Amazon AWS and others. I'm also interested to work with new trending languages such as Clojure and Erlang. I'm actively looking for new projects, so feel free to contact me.

Groups: Engine Yard Ruby on Rails Professionals Network

$55.00 /hr
341 hours

Alexey Z.

Alexey Z.

Project Manager / Ruby On Rails

Israel - Tests: 6 - Portfolio: 11

I am currently freelancing RoR projects across the universe, fullstack rails coder for your duty. I have been doing this for the last 9 years now and I was employed as CTO & Ruby On Rails Senior developer, and my projects include wide usage RoR(1,2,3,4), I love new technologies and I can learn to use them very fast! I can develop anything starting from tech plan/mockup, through creating rails application (agile method) till full setup of VPS/dedicated server (or even cloud), then I can maintain and administrate this project. I work with cloud platforms like AWS, Heroku, EngineYard. I have ZERO unsatisfied clients. Knowledgeable in CI like Jenkins, and various management systems like Trello, Lighthouse, Jira, Redmine (You can have a tracking project with my private Redmine installation for no cost) and some others All small things around webdev; AJAX, HTML, CSS, JS, RSS, XML, JSON. SVN, GIT(preferred), Capistrano/Chef/Rubber for multistage deployment for test/production projects, SASS, SCSS, HAML, CoffeScript, REDIS, various types of caching. Capable to work in Linux/OSX/Windows environments.

Groups: Application Developers Alliance, Engine Yard Ruby on Rails Professionals Network

$55.00 /hr
3,581 hours

Sumon S.

Sumon S.

Full-Stack Ruby on Rails Developer & System Administrator

Bangladesh - Tests: 4 - Portfolio: 8

I am a skilled developer with extensive experience in Ruby, JavaScript, NodeJS, Perl, Linux and cloud base technology stacks. I love to work with brand new tools and solve challenging problems. I am looking for a long term and full time position at the moment. My English is very good. I scored 8 in IELTS test. I write clear, detailed, to-the-point reports/emails. I am available in IM 24/7. I am ready to work as part of a team as well as a one man team. I am looking for a long term relationship if not permanent position. I work according to your time zone. I am skilled in: # Ruby (Rails 4 and older, Cucumber, Rspec, Grape, VCR, Selenium, JRuby, Heroku, AWS) # Javascript (NodeJS, AngularJS, BackboneJS, jQuery, MeteroJS, ExpressJS,, CoffeeScript, Jasmine) # Perl (Catalyst, Mason, mod_perl, WWW::Mechanize, LWP, Plagger, Plucene, DBI, DBIx::Class, Rose::DB, CGI::Application, Template::Toolkit, HTML::Template, MisterHouse + lot more cpan modules...) # PHP (CodeIgniter, CakePHP) # Java, C++, C# # MongoDB, CouchDB, LevelDB, MySQL, PostgreSQL, SQLite # Erlang, Go, Scala (Learned as a hobby) I have used project management tools like Pivotal Tracker, Trello, Unfuddle, Basecamp, Aseembla, Trac and a few more tools like these.

Groups: Engine Yard Ruby on Rails Professionals Network

$22.22 /hr
1,896 hours

Juan Lebrijo

Juan Lebrijo Agency Contractor

Ruby on Rails Developer (and DevOps)

Spain - Tests: 4 - Portfolio: 11

What I do best (my favorite tasks): * Backend developer with Ruby on Rails and PostgreSQL * Front end development with HTML, CSS (HAML/SLIM and SCSS/SASS), Javascript (Jquery, AngularJS, NodeJS ...) * Expert in DevOps high availability, scalable, zero downtime deployment with: Ubuntu / Docker / Chef / Capistrano stack. NewRelic for monitoring. * Expert in payment gateways: Braintree (my favorite), Stripe and Paypal. * TDD and BDD: Rspec and Capybara are my favorite frameworks * Continuous Integration/Deployment with Jenkins

Groups: Corona Labs, Engine Yard Ruby on Rails Professionals Network

$65.00 /hr
3,251 hours

Aleksandr L.

Aleksandr L. Agency Contractor

Ruby on Rails / PostgreSQL / JavaScript / Angular.JS / React.JS

Russia - Tests: 14 - Portfolio: 7

Hi, I'm web developer, CTO of on5LAB LLC, Russia. I have more then 5 years experience in web development. If you want to create a site or add something to your already existed site, or create any web service for your mobile app, in this case I'm the man that you need. I have more that 5 years of the experience in the web development and I'm focused at : Server side: ✓ Ruby ( Ruby on Rails ) Client side: ✓ HTML4 / HTML5 / HAML / JADE / SLIM ✓ JavaScript / CoffeScript ✓ Turbolinks.JS / Angular.JS / React.JS / BackBone.JS ✓ CSS / SASS / LESS Databases: ✓ Relational Database ( MySQL / PostgresSQL ) ✓ Document-Oriented Databases ( MongoDB / CouchDB ) Deploy Experience : ✓ Amazone Web Services / Heroku / Digital Ocean / Other VPS ✓ NGINX ✓ Capistrano Receipts I'll be glad to work with you, Alex.

Groups: Engine Yard Ruby on Rails Professionals Network

$30.00 /hr
3,743 hours

Dariusz Urbanczyk

Dariusz Urbanczyk

Ruby, Rails, TDD, jQuery MySQL, PostgreSQL, Redis, Elasticsearch, Node

United Kingdom - Tests: 9 - Portfolio: 14

Ruby On Rails - Freelancer I am a full stack Ruby developer focused on Ruby, JS, Rails and Sinatra. 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 with linux & OSX skills. Database experiences: MySQL, PostgreSQL, Mongodb; Test frameworks: FactoryGirl, Rspec, TestUnit, Capybara. Infrastructure experiences: Heroku, Amazon Web Service (EC2), Rackspace, Engineyard; Payment process experiences: Stripe, Paypal; FrontEnd: jQuery, PrototypeJs, Bootstrap, CSS3, HTML5, Sass, LESS, CoffeeScript; Love: Basecamp, GIT, Lighthouseapp, Semaphoreapp, Hipchat and hubots, engineyard, codeclimate, newrelic. Thank you for visiting my profile.

Groups: Engine Yard Ruby on Rails Professionals Network

$27.78 /hr
1,288 hours

Hai B.

Hai B. Agency Contractor

Senior developer in ROR/J2EE, E-commerce, SNS, CMS, CRM, SaaS

Vietnam - Tests: 6 - Portfolio: 8

Dear partners, Thank you very much for choose me to work on your projects. That it help me to get much experience on technical solutions and management. I have built a good team from 2012, ScrumTobe Software ( We have growth up to 10-member team now. From 2015, I focus on activities of the team on outsourcing services in Software Development. And I will not work as freelancer anymore, If you need to get higher quality services on Software Development, please feel free to send me message or invite our team into your jobs. Our UpWork profile at: Thanks and Best regards, Hai Bui ---- My personal skills/experience: ★ Programming skills: ☆ Ruby on Rails (2.3.x, 3.x, 4.0), ActiveMerchant, Devise, Attached, Memcache, Haml, HtmlDoc, Rspec, Cucumber, Capistrano ☆ J2EE, Struts, Spring, jBoss, Hibernate, JasperReport, Mockup ☆ HTML5/CSS3, jQuery, Bootstrap, BackboneJS, Sencha Touch, Responsive web ☆ Shopify Liquid/Shopify App ★ System Development experience: ☆ Test Drivent Development, Behaviour Driven Development, Selenium IDE ☆ Continuous Integrate (CI), GitHub (branching model) ☆ APIs: Paypal, Stripe, Balanced Payment, Stamps, MailVu, Twilio. etc. ☆ SpreeCommerce, SpreeGateway, Redmine Plugins ☆ Image Magick, Sphinx, Elastic Search engine ★ Server Administration skills: ☆ Nginx, Unicorn, Phusion Passenger, Apache ☆ Tomcat Apache, Spring server, jBoss server ☆ Cloud Application: Heroku, Rackspace, EngineYard ☆ SSH/SSL, DNS ☆ Server: AWS/EC2, CentOS/Ubuntu/FreeBSD, Delicated servers, VPS ☆ MySQL, PostgreSQL, PL/pgsql, MongoDB, Oracle 11g, OLAP I have experience with Scrum/Agile, speak fluently in English. From my experience, I understand how important to write clean codes, easy to read and easy to maintain.

Groups: Engine Yard Ruby on Rails Professionals Network

$33.33 /hr
1,599 hours

Vladimir Kuznetsov

Vladimir Kuznetsov Agency Contractor

Versatile Software Developer

Kyrgyzstan - Tests: 5 - Portfolio: 11

Summary I am a versatile, hands-on developer with a project history of over 10 years, working from concept to delivery in the following areas: high load backend development, API development, mobile applications development, web development, desktop applications development. Most of projects, I participated as a chief engineer, analyze requirements, design architecture and tasks automation. Over the last 4 years I have experience managing teams of developers. I have worked with various clients, helping them to build applications in a wide range of industries including banking, finance, government, entertainment and multimedia. Skills - Ruby on Rails - iOS/Android - Erlang/OTP, Ejabber - PostgreSQL, MySQL, MongoDB, Neo4J, Redis Services I can offer you: 1. API development on top of Rails; 2. Distributed backend development on top of Erlang/OTP; 3. Instant messaging backend development on top of Ejabberd; 4. iOS/Android development.

Groups: Coding Champs, Engine Yard Ruby on Rails Professionals Network...

$55.56 /hr
3,928 hours