It's built on Salesforce. They serve mostly mid-size regional banks. It's honestly super cheap for what it is -- its no wonder they're gaining as much traction as they are.
Remember that admin permission clearing command accidentally committed in Production last year that killed hundreds of SFDC orgs last year?
What I'd do to listen to that bridge call..
Oh! Can you provide more pointers, please? A quick search doesn't seem to be showing anything worth useful on this item.