A wave of organizations — propelled by global Covid-19 pandemic circumstances — are moving their commercial and financial interactions online, and today one of the big players helping to enable that shift is announcing a significant round of growth funding to expand the tools and services that it provides to them. Rapyd, which provides an API-based “fintech-as-a-service” platform covering payments, banking services, fraud protection and more, has raised $300 million, funding that CEO and co-founder Arik Shtilman said in an interview will be used to expand its team, build out…