Sinatra Framework Developers & Programmers

Showing 80 freelancers

Sinatra Framework Developers & Programmers

Showing 80 freelancers

  • Freelance web developer with Java,node.js,php,ruby,twilio experience

    Highly skilled Java Developer. My specialization is web/backend development using such technologies as Struts2, Hibernate, JSP/JSTL, Tomcat, JavaScript/JQuery, Maven, RESTful API. Any desktop (using Swing) development also can be provided as well as utility program development and … more

    Highly skilled Java Developer. My specialization is web/backend development using such technologies as Struts2, Hibernate, JSP/JSTL, Tomcat, JavaScript/JQuery, Maven, RESTful API. Any desktop (using Swing) development also can be provided as well as utility program development and multi-threaded systems. Also having proficiency and experience in developing applications in Node.js,Ruby,RoR,JS, ShellScripting, Selenum, Ajax, Software Design and Testing. Good working Knowledge in AWS API,Google APIs, Twilio API and many other APIs.  less

    oracle-java-ee core-java java apache-struts jsp data-entry microsoft-excel technical-support technical-documentation ruby ruby-on-rails cucumber sinatra-framwork rspec twitter-bootstrap php mysql twilio-api unix-shell linux-system-administration windows-administration crm perl amazon-ec2 amazon-s3 selenium selenium-webdriver node.js python capistrano amazon-web-services google-app-engine-api openvbx 00 more less
    • $15.00 HOURLY RATE
    • 4.7
    • 801 HOURS
    • INDIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 7 TESTS
  • FOSS Consultant

    Hello, My name is Renich Bon Ciric (yeah, I know it's up there...). I'm a FOSS professional and expert GNU & Linux Systems Administrator and Integrator; specialized in RedHat/Fedora. I live in Guadalajara, Jalisco, México. I was wondering … more

    Hello, My name is Renich Bon Ciric (yeah, I know it's up there...). I'm a FOSS professional and expert GNU & Linux Systems Administrator and Integrator; specialized in RedHat/Fedora. I live in Guadalajara, Jalisco, México. I was wondering if we could work together. I can offer my skills remotely. I am willing to work by project, part time or full time. My favorite time of day are evenings. I am a night owl and am happy to work on odd shifts. # Experience - CloudSigma: Recently. I was in charge of integrating their current software stack for the cloud. Basically KVM/Qemu hosts. - (xpert) creations: I was in charge of their LAMP servers; all successfully migrated from several ISPs into KVM/Qemu virtualized servers. - Tools Net: I was in charge of their infrastructure. Migrated from a very old VMWare installation into a KVM/Qemu setup. - Mexican Foodbank Association (AMBA): Was in charge of the infrastructure; including mail, dns and LAMP. - Fedora: I am, currently, a Fedora packager. - LinuxCabal: I started the PHP and Python groups. In charge of new projects for this non-for-profit organization. I'll synthesize a skillset for you and am happy to answer any queries or question regarding these subjects: # Basis - Systemd and SysV - Puppet - Bacula (automated backup system) # Networking and Security - DHCP and DNS (ISC of course) - iptables, firewalld, tcp wrappers, SELinux, etc # Virtualization - KVM/Qemu/Libvirt - OpenStack - GlusterFS, XtreemFS and Ceph # Web - NginX, Apache and Cherokee - MySQL/MariaDB and a little Postgress # Programming and scripting - Bash/Dash, Perl, PHP, Ruby and Python - C and C++ # Misc - Fedora Packaging (RPM) and repo generation I am happy to learn whatever is needed with a few exceptions: - Java - Oracle # Contact Data Rene "Renich" Bon Ciric Ignacio Ramírez #171 Villaseñor, 44600, Guadalajara, Jalisco, México # CV http://cv.woralelandia.com/ # References https://www.google.com/#q=renich  less

    linux-system-administration dhcp iptables kvm-virtualization fedora centos nginx apache-administration php ruby python bash bash-shell-scripting mysql virtualization firewalls security network-administration network-security computer-networking lamp-administration redhat-administration music-arrangement music-composition music-producer ableton-live propellerhead-reason avid-pro-tools sinatra-framwork bacula data-backup google-apps 00 more less
    • $50.00 HOURLY RATE
    • 5.0
    • 48 HOURS
    • MEXICO
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 3 TESTS
  • 8+ years of Agile Ruby on Rails experience

    Among Top 10% Ruby on Rails developers with 20,000+ hours logged & 5.0 feedback rating. Have successfully delivered 40+ large-scale and minimum viable solutions to clients including NBC Universal, AOL, Barclays, Order With Me (start-up) & more. If you're … more

    Among Top 10% Ruby on Rails developers with 20,000+ hours logged & 5.0 feedback rating. Have successfully delivered 40+ large-scale and minimum viable solutions to clients including NBC Universal, AOL, Barclays, Order With Me (start-up) & more. If you're looking for someone best in the business, please feel free to contact. Quick overview of my profile: • A full stack RoR developer with solid knowledge of Rails, HAML, SASS, CoffeeScript, ActiveRecord, Devise, OmniAuth, Warden, Refinery, Sinatra and other related frameworks. • Avid follower of TDD & BDD, experienced using cucumber, rspec, shoulda, steak and browser testing using selenium. • Aware of the differences between different versions of Ruby (4.x, 3.x & 2.x). • Have experience of deployments on Heroku, Amazon EC2, Rackspace, EngineYard. • Use Github & SVN for code management. Here's a quick summary of some of my professional experience: 1. Astrology (www.astrology.com): One of the largest Astrology based portals in the world and is owned by NBC Universal. It serves over 75M+ users daily. • Worked for over 3 years as a technical lead & developed over 25+ components & widgets on the website. • Successfully migrated codebase from Rails 2.3 to Rails 3. • Worked with international teams, manage late work hours, integrate code, test and ensured successful delivery. • API development for Mobile apps. Technologies used were Ruby 1.9.2, Rails 3 (ROR), HAML, SASS, jQuery, Memcache, RSpec, Cucumber, WebRat, Third-party and internal systems integrations 2. iVillage (www.ivillage.com): It’s the largest portal in the world for Women Centric Content and serves over 30M+ users daily. • Lead and participated in the active development for a Contest Platform which is being successfully used to carry out various competitions among the users for Photo Entries. • Developed various white-labeled themed websites for various clients. • API development for Mobile apps. Technologies used were Ruby 1.9+, Rails 3+, Koala,Capistrano 3. VistaPrint(www.vistaprint.co.uk): It is the 40th largest (by revenue), the 4th fastest growing printing company and also the 6th largest public printing company in North America. During my 6 months with VistaPrint, i: • Pariticipated in the development of an online tool which helps consumers to build websites for small businesses using pre–defined highly customizable templates. • Worked on creating a gem which was used by other apps to perform functionality like caching, loading templates, implementing settings based on the locale etc. • Developed tests for already developed code by previous developers. Technologies used were Ruby 1.9+, Rails 3+, Sinatra, REST, HTML5, CSS3, minitest, rspec, cucumber. 4. GoSeeDo (www.goseedo.org): Enable users to book unique experiences with accomplished artists, private performances, commissioned works, flash mobs, art parties, behind-thescenes access, workshops and more. • Made enhancements, extensions and fixed more than 300 bugs on the portal in the existing code. • Integrated with Eventbrite via REST for Events ticketing and publishing. • Development of complex background jobs for sending out emails and events processing. • Integrated Paypal Split Payments for payments to make GoSeeDo profitable. • Developed EngineYard recipes for managing deployments. • Fixed the test suite and made enhancements for better coverage. Technologies used were: Ruby 1.8.7, Rails 2.3.5, REST, PayPal API, rspec, cucumber, factory girl, EngineYard recipies If you're looking for long-term engagement and a developer to take care of your development needs, I'm that guy for you. I'll be more than willing to provide references of my other clients. Please contact me, to know more about my work and how i can help you.  less

    ruby-on-rails ruby node.js backbone-js twitter-bootstrap rspec test-driven-development cucumber javascript mongodb heroku amazon-ec2 sinatra-framwork jquery mysql haml html5 couchdb rackspace-cloudservers amazon-s3 facebook-api iphone-app-development android-app-development 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 27979 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 13 PORTFOLIO ITEMS
    • 2 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Ruby on Rails, RSpec, Capybara, DevOps, AWS, Android,

    I have extensive experience in Ruby on Rails, JavaScript, JQuery, Bootstrap, Angular, Node JS. I have also experience in deploying apps on Heroku, Amazon and Google Cloud servers using chef, capistrano scripts. I also have experience with CAS. Most of … more

    I have extensive experience in Ruby on Rails, JavaScript, JQuery, Bootstrap, Angular, Node JS. I have also experience in deploying apps on Heroku, Amazon and Google Cloud servers using chef, capistrano scripts. I also have experience with CAS. Most of my projects have been done in TDD and Agile fashion. I have hands-on experience with Capybara, Selenium & RSpecs. - Hands on with MongoDB, Redis and performance tuning. - Hands on with Chef, Puppet, AWS, Google Cloud, Nginx, Nagios, Teamcity, Jenkins, Bamboo. - Continuous integration servers - Teamcity, Jenkins, Bamboo - Setting up Log Analytics infrastructure, Graylog, Kibana - Hands with RoR and Sinatra - Hands on with JS frameworks - Bootstrap, JQuery, Angular, Node. - Experience with various gems and have written quite a few gems and redmine plugnins of my own. - Experience in Ubuntu, CentOS, Darwin  less

    ruby-on-rails android-app-development architectural-design project-management devops rspec sinatra-framwork selenium 00 more less
    • $45.00 HOURLY RATE
    • 5.0
    • 757 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
    ASSOCIATED WITH:
  • Python/PHP/NodeJS/JavaScript developer and server administrator

    Experienced in PHP / Zend Framework / Kohana / Yii / CodeIgniter / Ruby / Rails / MySQL / PostgreSQL / Redis / MongoDB / SQLite / node.js / express.js / socket.io / Python / Django / CoffeeScript / Backbone.js / Angular.js / Require.js / Bootstrap / HTML5 / CSS3 / LESS / Javascript / JQuery / TDD / BDD / Git / Mercurial … more

    Experienced in PHP / Zend Framework / Kohana / Yii / CodeIgniter / Ruby / Rails / MySQL / PostgreSQL / Redis / MongoDB / SQLite / node.js / express.js / socket.io / Python / Django / CoffeeScript / Backbone.js / Angular.js / Require.js / Bootstrap / HTML5 / CSS3 / LESS / Javascript / JQuery / TDD / BDD / Git / Mercurial / SVN GitHub: https://github.com/C1nde https://github.com/intspirit BitBucket: https://bitbucket.org/C1nde https://bitbucket.org/intspirit  less

    linux-system-administration lamp-administration windows-administration bash apache-administration iis python ruby node.js unix-shell unix-system-administration javascript backbone-js html css nginx amazon-ec2 google-app-engine windows-azure php zend-framework atlassian-jira jenkins clojure ruby-on-rails sinatra-framwork 00 more less
    • $35.00 HOURLY RATE
    • 4.8
    • 1840 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 11 TESTS
    ASSOCIATED WITH:
  • Ruby, Python, Node.js, Android, iOS

    Over the last 8 years, I have developed a wide range of applications using Ruby on Rails, Node.js and .Net which include MVPs for startups and products for small businesses. I also have proficiency in Python, Andorid and iOS … more

    Over the last 8 years, I have developed a wide range of applications using Ruby on Rails, Node.js and .Net which include MVPs for startups and products for small businesses. I also have proficiency in Python, Andorid and iOS. I am seeking opportunities to architect, develop and deploy applications from the ground up for your startup or business.  less

    node.js android-app-development asp.net .net-framework ruby-on-rails c# wcf sql wpf ios-development socket-programming microsoft-sql-ssas ssis mongodb redis appcelerator-titanium blackberry-jde nginx backbone-js knockoutjs meteor sinatra-framwork xmpp hadoop windows-azure python django-framework 00 more less
    • $30.00 HOURLY RATE
    • 4.9
    • 4704 HOURS
    • UNITED ARAB EMIRATES
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 8 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Node.js / Rails / jQuery / Backbone.js / ASP.NET / PHP Developer

    Experienced in ASP.NET MVC / SQL Server / PHP / MySQL / Zend Framework / Ruby / Rails / Sinatra/ Dashing / NodeJS / ExpressJS / CoffeeScript / Redis / Mongo DB / Backbone.js / Angular.js / Require.js / batman.js / Bootstrap / HTML5 / CSS3 / LESS / Javascript / JQuery / TDD / BDD / Git / Mercurial / SVN … more

    Experienced in ASP.NET MVC / SQL Server / PHP / MySQL / Zend Framework / Ruby / Rails / Sinatra/ Dashing / NodeJS / ExpressJS / CoffeeScript / Redis / Mongo DB / Backbone.js / Angular.js / Require.js / batman.js / Bootstrap / HTML5 / CSS3 / LESS / Javascript / JQuery / TDD / BDD / Git / Mercurial / SVN Aimed on long-term cooperation. GitHub: https://github.com/alivanov BitBucket: https://bitbucket.org/alivanov https://bitbucket.org/intspirit  less

    c c++ svn unit-testing continuous-integration project-management html css git mercurial asp.net c# javascript node.js regression-testing functional-testing coffeescript backbone-js ruby-on-rails sinatra-framwork postgresql zend-framework microsoft-sql-server-development 00 more less
    • $35.00 HOURLY RATE
    • 4.6
    • 1916 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 11 TESTS
    ASSOCIATED WITH:
  • Ruby (RoR / Sinatra), JavaScript Expert & Analyst

    Hi! I am a full stack Ruby on Rails Web/ Mobile developer. I’m great team player and have been working hard to advance in my professional carrier and to learn what it takes to accomplish a goal. I’m … more

    Hi! I am a full stack Ruby on Rails Web/ Mobile developer. I’m great team player and have been working hard to advance in my professional carrier and to learn what it takes to accomplish a goal. I’m here to implement as follows: To build an awesome application with high quality standard. I have experience with web application development from scratch to production (both front-end & back-end). Based on deep knowledge of the latest Ruby/ROR technologies: Back - end: Rails, Sinatra, Merb Front - end: CSS3; HTML5; XML; JavaScript(CoffeeScript, Backbone.js, EmberJS, jQuery, Prototype, DOJO) Gems: devise, carrierwave, cancan, simple_form, formtastic, activeAdmin, paperclip, resque and metodologies (Agile: Scrum,Kanban). I love developing app following TDD aproach (experienced with RSpec, Factory Girl and Cucumber) To build a MVP of your idea. Share your ideas and I will help you to build it. To help to fix your existing application that failed to launch to a product or left by your previous developer. Techs: - Ruby development: Rails, Sinatra and server's software from scratch; - Using alternative Ruby versions such as JRuby, Ruby Enterprise; - Layout using HAML, ERB - Front-end scrpting with CoffeeScript or JavaScript using jQuery, Backbone.js or AngularJS - Styles using SASS/CSS3 - Development of sophisticated architecture; - Creating cross platform APIs based on REST and RPC(thrift, json-rpc, SOAP). Deployment infrastructure experiences: - Heroku, Amazon Web Service (EC2, Elastic Beanstalk), Rackspace, Linode, Engineyard. - Github / SVN - DB: Postgres, MongoDB, LiveDB. - AMQP services: RabbitMq, ActiveMQ. - Key-value storages: Redis, MemcacheD. - Payment gateways: PayPal, Authorize.net, Stripe, Recurly, Balanced payment processor. - Third party APIs: Facebook, Twitter, LinkedIn, Google Data API, Google Maps. - Mail services: MailChimp, PostmarkApp, Sendgrid. - Layout: xHTML/HTML5, CSS2/CSS3 advanced techniques, Twitter Bootstrap, 960gs, Gumby. - JavaScript: Backbone.js, Node.js, Ember.js, Bootstrap.js, Angular.js, KnockoutJS, Marionette.js, jQuery, jQueryUI. - Search: Solr, ElasticSearch, Sphinx. - Hostings: Heroku, AWS EC2, DigitalOcean, etc. Recent Big Projects, which I worked on: - tendertree.com -- Tendertree is a market place for caregivers and careseekers (for example, parents or other family members need a nurse.). It lets find person that best fits one’s needs. Person with special medical skills, living near by. Caregiver submits work time and at the end of the week gets payment for it. Technologies used: Ruby on Rails, Postgres, Coffeescript, SASS, Bootstrap, Haml, jQuery, balanced payment processor, Sidekiq, Redis, Facebook API, Heroku. - Rideshare -- is a market place for drivers and riders. It is a service where riders can find a driver and book a ride in a certain direction. Once the driver approves the ride, the rider then has maximum 24 hours to 'reserve' with payment. The rider is prompted the make a payment, enter credit card information and submit. Payment is held by the third party until 24 hours after the drive is complete. Technologies used: Ruby on Rails, MySQL, Coffeescript, SASS, Bootstrap, Haml, jQuery, Facebook API, Stripe was used as payment gateway, Heroku. - beta.jangalamarket.com -- online marketplace for local stores in Paris. As a user one can purсhase a basket of goods and collect it after the work on the way to home. Technologies used: Ruby on Rails, Backbone.js, CoffeeScript, PostgreSQL, Google Maps API, advanced admin panel and analytics queries in conjunction with Google Analytics data. I'm part of the SmartPeople team, so my managers Milena Manukyan or Semeyon Svetliy can contact you if I'll be not available. If I can provide you with any further information on my background and qualifications, please let me know. I look forward to hearing from you. Best regards, Andrey Sokolov  less

    ruby ruby-on-rails sinatra-framwork javascript jquery backbone-js coffeescript extjs html css twitter-bootstrap mysql postgresql google-maps-api google-analytics-api facebook-api twitter-api git unix-system-administration linux-system-administration sphinx rspec php cakephp 00 more less
    • $35.00 HOURLY RATE
    • 4.8
    • 1373 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 4 TESTS
    ASSOCIATED WITH:
  • .NET/JavaScript/iOS/Cocoa professional developer

    Alexey is a very experienced developer because he started to work in IT area in 2002 year. He is good in web development using ASP.NET(C#) and JavaScript but his primary skills are to create desktop/mobile applications and … more

    Alexey is a very experienced developer because he started to work in IT area in 2002 year. He is good in web development using ASP.NET(C#) and JavaScript but his primary skills are to create desktop/mobile applications and background services for Windows and MacOS/iOS platforms. So, if you need an expert to create a native application for different platforms don't hesitate to contact him.  less

    bash css mysql .net-framework sqlite asp.net-mvc html javascript windows-azure postgresql c++ c# asp.net mac-os-app-development appcelerator-titanium phonegap sencha cocoa ruby ruby-on-rails backbone-js knockoutjs powershell paypal-integration unit-testing node.js redis sinatra-framwork mongodb twilio-api tropo microsoft-sql-server-development 00 more less
    • $35.00 HOURLY RATE
    • 4.7
    • 3605 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 13 PORTFOLIO ITEMS
    • 10 TESTS
    ASSOCIATED WITH:
  • Ruby and Android developer

    Full-stack developer. Currently I use Ruby as programming language of choice, but also have working 2 year experience of Java and almost 3 year of python. Was working with numerous databases of different type - Oracle, MySql, PostgreSql, Hbase, Neo4j, sqlite … more

    Full-stack developer. Currently I use Ruby as programming language of choice, but also have working 2 year experience of Java and almost 3 year of python. Was working with numerous databases of different type - Oracle, MySql, PostgreSql, Hbase, Neo4j, sqlite. Have experience building mobile apps for MeeGo/Maemo and Android. Previously working as Developer at Ixonos, automation specialist at Hireright and Automation QA Consultant for Nokia. Have experience leading projects and solving technical challenges in various fields - car connectivity, mobile apps, working with big databases, building large scale websites, implementing Continuous Integration. I would be happy to help you out for a fair compensation. Please note that my portfolio contains only my solo-projects, without any team efforts. Thanks for reading!  less

    ruby java heroku android-app-development sql ruby-on-rails xhtml twitter-bootstrap postgresql sinatra-framwork 00 more less
    • $30.00 HOURLY RATE
    • 4.9
    • 195 HOURS
    • THAILAND
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 7 TESTS
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