Powerβs first product is the credit card issuance program, which is designed for companies, brands and banks to offer embeddable fintech experiences, like customized credit card programs, targeted promotions and personalized rewards, into existing mobile and web applications. Power, a fintech infrastructure startup, is now kicking off its full-stack credit card issuance platform after a year in stealth mode and with $16.1 million in seed funding and $300 million in a credit facility.