By day, Marty Alchin works as a senior software engineer at Heroku, and after that, he writes and codes for fun and community. His blog can be found at http: //martyalchin.com/ and he has profiles on many other services under the name Gulopine. In particular, his code can be found on GitHub and his random thoughts are on Twitter. He also accepts tips for his open source work at https: //gittip.com/gulopine.