Joe Andriola has an excuse to be gun shy. Business is booming at his Coral Gables architectural firm, thanks to a mas.sive resort his office is designing in China. But after get.ting hammered by the recession -- Lehman Brothers cost SB Architects $1.5 million in 48 hours -- he's been reluctant to hire back staff shed during the scary times of 2008 and 2009. But now he is, warily. HIs office is an example of why .jobs have been slow to recover in this economy, as fears ho.ld back hiring. This is Andriola doing a drawing at his office in Coral Gables on Thursday, July 15, 2010.