Rails

MailChimp, Redmine, Google App Engine, GitLab, Skype, PostgreSQL, Bitbucket, Apache HTTP Server, WordPress, Dropbox, JIRA, Bootstrap, Redis, Google Analytics, Amazon EC2, nginx, GitHub, MongoDB, AngularJS, Git, Python, Node.js, MySQL, PHP, Java, JavaScript, jQuery, Google AppsGoogle App Engine, Grunt, Trello, MailChimp, GitLab, WordPress, Ruby, Confluence, GitHub Pages, Bower, Docker, Elasticsearch, Vim, Jenkins, JIRA, Amazon CloudFront, Google Apps, Bitbucket, npm, Redis, Google Analytics, Amazon S3, Amazon EC2, MongoDB, nginx, Git, Node.js, AngularJS, Xcode, Python, Objective-C, MySQL, PHP, Java, jQuery, JavaScript, GitHubDropbox, Xcode, Python, Objective-C, Node.js, Google Apps, jQuery, PHP, Java, JavaScript, MySQL, Google Driveeslint, graphql, Django REST framework, Apache Tomcat, Jest, TypeScript, apache-zeppelin, ionic-framework, Cordova, C#, keras, immutable.js, Kotlin, react-native, scikit-learn, Parse, JPA, Maven, C++, Eclipse, R, Celery, Hibernate, Express, Less, Backbone.js, Scala, zeplin, AWS Elastic Load Balancing (ELB), Karma, caffe, Socket.IO, Mongoose, D3.js, OpenGL ES, NumPy, Hadoop, Underscore, MEAN, Amazon RDS for Aurora, Amazon RDS for PostgreSQL, babel, spring-boot, Highcharts, ExpressJS, Amazon EBS, Amazon Kinesis, Rails, SQLite, CodeIgniter, Amazon EMR, Cocoa Touch (iOS), AWS Elastic Beanstalk, Adobe Photoshop, Amazon VPC, Markdown, RabbitMQ, Amazon SNS, Adobe Illustrator, Memcached, Flask, Apache HTTP Server, Amazon Route 53, AWS Lambda, Amazon SQS, jQuery UI, Amazon DynamoDB, logstash, Amazon ElastiCache, Kibana, Gradle, Apache Spark, gulp, Amazon AWS, Android SDK, Amazon CloudWatch, webpack, MariaDB, Firebase, CSS3, Sketch, React, Grunt, Google Drive, HTML5, Spring, SendGrid, Chef, CloudFlare, HAProxy, Fabric, Twilio, Amazon RDS, Redmine, iOS, Heroku, Android Studio, Amazon SES, Amazon CloudFront, GitLab, Android, Google App Engine, Swift, Ruby On Rails, Ruby, WordPress, Bitbucket, Dropbox, Sass, Elasticsearch, PostgreSQL, Docker, npm, Redis, Django, Amazon S3, Amazon EC2, GitHub, MongoDB, Git, Xcode, Objective-C, Python, MySQL, AngularJS, Java, Node.js, PHP, JavaScript, nginx, Bootstrap, jQuery

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