Depends on many factors. US-wide it's 75k on average. In SF and NY quite a bit higher. http://www.simplyhired.com/a/salary/search/q-junior+ruby+on+rails+devel

Depends on many factors. US-wide it's 75k on average. In SF and NY quite a bit higher. http://www.simplyhired.com/a/salary/search/q-junior+ruby+on+rails+developer/l-San+Francisco%2C+CA http://www.simplyhired.com/a/salary/search/q-junior+ruby+on+... http://www.indeed.com/salary/q-Ruby-On-Rails-Web-Developer-l-San-Francisco-Bay-Area,-CA.html http://www.indeed.com/salary/q-Ruby-On-Rails-Web-Developer-l... http://www.quora.com/Ruby-on-Rails/What-is-the-salary-range-for-a-junior-Rails-developer-not-located-in-NYC-or-SF http://www.quora.com/Ruby-on-Rails/What-is-the-salary-range-...