Agree with all the above. Definitely add github, plus make it the first link in your profile description (unless you have a more active blog). One more thing I

Agree with all the above. Definitely add github, plus make it the first link in your profile description (unless you have a more active blog). One more thing I'd add: Tell a story. Even something like "I started developing for the Web because..." is much more compelling than "I develop for the Web". Narratives stick with people.