Programming Languages Python, PHP, JavaScript, SQL, Bash (shell), Java
Databases PostgreSQL, MySQL, Redis, Memcache
Technologies AWS, Fabric, Graphite, ELK, Web APIs (REST, SOAP), JSON, XML, CSS3, HTML5, AJAX, JQuery, NodeJS
Operating Systems Ubuntu, CentOS, Mac, Windows
IDEs Netbeans, Emacs, Komodo
Version Control Bazaar, Subversion, Git
Other MVC, Object-Oriented Programming, Infrastructure Scaling, Agile Methodologies, High-Availability, DevOps