Intel-backed digital engagement technology developer CafeX Communications has raised $18m in a Rakuten-led round, taking its overall funding to $50m.

E-commerce and financial technology firm Rakuten led an $18m round for US-based web and mobile engagement technology developer CafeX Communications yesterday.

Founded in 2013, CafeX provides software that seeks to increase engagement and collaboration between companies, their teams and customers in web and mobile applications.

The closure of the funding follows CafeX’s recent acquisition of India-based Vayyoo Rooms, through which it added virtual meeting technology to its product offering.

CafeX signed a Japanese distribution agreement with Rakuten’s information and communication…