Checkbook.io

We are a fintech startup solving the problem of paper Checks by converting them to Instant Payments. We’ve built a way to send images of Checks instantly in email/text and the recipient can Deposit them online by verifying their bank account instantly. Building and enabling a Blockchain for settlement enables instant verification and disbursement. Looking for both a back-end as well as a front-end engineer. Need to have a strong background in being able to write scalable software, preferably multi-paradigm, disciplined. This is a 'co-founder' level opportunity.