Y Combinator-backed <a target="_blank" href="http://www.coderwall.com">Coderwall</a> started out as <a href="https://techcrunch.com/2012/02/27/coderwall-hacker-reputation-system/">a social site for de
<a target="_blank" href="http://www.coderwall.com">Coderwall</a>, a Y Combinator-backed startup that <a href="https://techcrunch.com/2012/02/27/coderwall-hacker-reputation-system/">allows developers t