Backflip, the all-in-one real estate and financial technology platform for real estate entrepreneurs, announced its $15 million Series A led by FirstMark Capital, early investors in category-defining platforms Airbnb, Shopify, and Pinterest. Previous investors Vertical Venture Partners, LiveOak Venture Partners, Revel Partners, ECMC, the real estate company Crow Holdings, and notable angels Greg Waldorf, Rob Barber, Gregg Freishtat, CEOs and former Board Members at Zillow, Attom Data, and GreenSky, respectively, also participated in the round.