Since fintech startup Brex’s inception in 2017, its two co-founders Henrique Dubugras and Pedro Franceschi have run the company as co-CEOs. But starting today, the pair told TechCrunch in an exclusive interview, the San Francisco-based corporate credit card and expense management company is shifting to a more traditional — and what they say should be a more agile — model of just one CEO at the helm. Franceschi will become the sole CEO while Dubugras will become chairman of Brex’s board. In an in...