Coderwall
Ruby
Python
JavaScript
Front-End
Tools
iOS
More
Tips
Ruby
Python
JavaScript
Front-End
Tools
iOS
PHP
Android
.NET
Java
Jobs
Jobs
Sign In or Up
Joined February 2012
·
jwoodroof
Jon Woodroof
Sales Director, Europe at Big Nerd Ranch
·
Amsterdam, The Netherlands
·
·
·
1 Protips
0 Comments
Achievements
6 Karma
483 Total ProTip Views