Dynamic Yield, a platform that delivers promotions, content and calls-to-action to visitors in real-time, has raised $12 million in Series B venture financing. The round was led by Marker, and received participation from existing investors Bessemer Venture Partners, Innovation Endeavors and the New York Times. ProSiebenSat.1 Media also contributed, and will market Dynamic Yield's product in Germany, Austria and Switzerland. The company will use the funds to expand globally, grow its London and New York offices and open a new office in Germany. Dynamic's software is used on over 2 billion website pages each month, helping deliver personalized experiences to visitors. The company raised a $2 million Series A in 2013, led by Bessemer.