Rails

Skype, WordPress, MailChimp, Rapportive, Buffer, Zendesk, Slack, Google Apps, Balsamiq, Doodle, Google SheetsSentry, npm, Bower, New Relic, GitHub, Capistrano, CopperEgg, Jenkins, Vim, Sublime Text, Xcode, IntelliJ IDEAGoogle Drive, Dropbox, Stack Overflow, Amazon Mechanical Turk, GoDaddy, PhraseApp, Google Analytics, Stripe, SendGrid, MandrillReact, Apache HTTP Server, nginx, Amazon EC2, Firebase, Amazon CloudFront, Dropbox, Cocoa Touch (iOS), Cocoa (OS X), CodeIgniter, Android SDK, Django, Rails, Bootstrap, Swift, Objective-C, Java, PHP, Ruby, Python, JavaScript, AngularJS, Redis, Amazon EBS, Amazon S3, MariaDB, Memcached, MySQL, Amazon ElastiCache, Underscore, Highcharts, D3.js, jQuery UI, jQuery, NumPy

Facebook, MailChimp, Adobe InDesign, Adobe Illustrator, Adobe Photoshop, Asana, Google Apps, Google SheetsGitHub, VirtualBox, npm, Capistrano, Chef, SourceTree, Jenkins, Brackets, Atom, Vim, Git, boot2docker, Vagrant, Terminal, Docker, Gradle, RubyMine, Android Studio, Xcode, Visual Studio, New Relic, Amazon CloudWatchAmazon Route 53, Stack Overflow, Google Maps, GitHub Pages, Elasticsearch, Kibana, logstash, AWS IAM, OmniAuth, Devise, Dash, Google Analytics, Zurb Ink, MailChimp Email Blueprints, Amazon SES, Mandrill, Amazon SNSMicrosoft IIS, Unicorn, nginx, Amazon EC2, Amazon CloudFront, Google Drive, Android SDK, Rails, Foundation, Sinatra, Visual Basic, Markdown, CoffeeScript, Java, Ruby, JavaScript, Compass, Sass, Redis, Amazon S3, Microsoft SQL Server, MySQL, Amazon ElastiCache, Amazon RDS, Sidekiq, jQuery UI, jQuery