Tech Geek Berlin-based Mambu, which offers embedded financial services and banking APIs, raises a €235M Series E at a €4.9B valuation, after raising €110M in JanuaryBy Daniel HarrisonMarch 31, 20230 amazon 110mlundentechcrunch Berlin-based Mambu, which offers embedded financial services and banking APIs, raises a €235M Series E at a €4.9B…