On April 1, 2014, two startups from the greater Boston FinTech cluster were acquired. Both were venture-backed, and both were founded over a dozen years ago. Andera was the larger of the two deals. Founded by Charlie Kroll in 2001, Rhode Island’s Andera was acquired by New Hampshire-based Bottomline Technologies for $44.5 million in cash and 102,000 shares of Bottomline stock. Andera has 500 bank and credit union customers. One key to their success was their own acquisition of the …