Languages: Haskell, Kotlin, Python, C, Java/Android, PHP, JavaScript, C#, Bash, VB

Database: MySQL, SQL Server, SQLite

Frameworks/CMS: .NET, Symfony2, Wordpress

Dev Enviroment: Emacs, Gentoo Linux, JetBrains/phpstorm, Android Studio, Visual Studio

Methods: Functional, OOP, MVVM, MVC

Testing: TDD, BDD, NUnit, phpunit, codeception, phantomjs

Books I recommend:

• The Information by James Gleick
• Dreaming In Code by Scott Rosenberg
• Head first design patterns by Eric Freeman, Elisabeth Robson...