John Ruson Calderero's Location
United Arab Emirates
John Ruson Calderero's Education
John Ruson Calderero's Summary
John Ruson Calderero, based in United Arab Emirates, is currently a cnc machinist at REFCO METALS. John Ruson Calderero holds a 2013 - 2015 Diploma in Computer Programming @ Acba Science and Technology Institute (ASTI) Inc..