Thinkstock Like many retailers, Signet Jewelers faced an existential crisis last March as the pandemic forced it to temporarily shutter more than 3,000 North American stores purveying its diamonds and other gems. But Signet, whose flagship brands include Kay Jewelers, Zales, and Jared, bounced back in a big way. By executing tech workarounds to facilitate virtual consultations, the IT department became the catalyst for digital pivots completed in weeks instead of years, according to Signet CIO Howard Melnick. “We needed to bring the store to the customer wherever they wanted ...