Serko has hired Booking.com executive Matt Weaver to lead its data team, the online booking and expense management provider announced. Weaver, who most recently led Booking.com's central marketing experimentation group, has been appointed Serko's head of data, where he will work "to scale up Serko's consumption and utilization of data to drive impact across the business," Weaver said in a statement. Serko is connected to Booking.com via its relationship with Booking.com for Business, which runs on Serko's Zeno technology.