Former IDFC First Bank executive Vishweshwaran Ramakrishnan has joined Tamilnad Mercantile Bank as Chief Digital Officer, according to ETCIO report. Headquartered in Thoothukudi, Tamil Nadu, Tamilnad Mercantile Bank is a commercial private sector bank having more than 509 branches and 1131 ATMs throughout the country. In this new role, Ramakrishnan will be overseeing the bank’s…