Github, Travis CI, Redmine, etc.

Hadoop, Spark, ZooKeeper, etc.

AWS, GCP, Azure, etc.

Docker, Kubernetes, CoreOS, etc.

Ansible, Docker, Vagrant, etc.

Vagrant, Packer, Terraform, etc.

Postman, Swagger, Google API, etc.

Vim, Tmux, Zsh, etc.

Mac OS, Linux, Unix, Windows, etc.

Nginx, Apache, Lighttpd, IIS, etc.

PostgreSQL, Redis, Oracle, etc.

Git, Mercurial, SVN, CVS, etc.

Rails, Capistrano, Unicorn, etc.

Django, Fabric, Gunicorn, etc.

Express, Jade, Socket.IO, etc.

Zend Framework, Laravel, etc.

Beego, Revel, etc.

AngularJS, React, Ember.js, etc.

Twitter Bootstrap, ZURB Foundation, etc.

Catalyst, etc.

Struts, Spring, Hibernate, etc.

ASP.NET, WinForm, etc.

6.0, VB.NET