Guillaume Pousaz is the 37-year-old Swiss founder of payments firm Checkout.com, which raised Europe's biggest Series A round of $230 million at a $2 billion valuation in May.
Checkout.com has been around since 2012, and has quietly built a profitable international payments business while taking no venture capital investment.
Pousaz told Business Insider that he has been careful about growing the business sustainably. Being bootstrapped for seven years has meant every hiring decision counts, he...
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