For many years, I served as an integration specialist in Oracle Fusion Middleware. My day-to-day job consisted of developing web service integrations between cloud and/or on-premises applications, and creating business applications that processed B2B transactions. Blockchain will definitely affect integration developers who work on the latter. To sketch you a picture from my experience, with traditional B2B transactions, the majority run through a trusted third-party gateway instead of a direct peer-to-peer connection. One reason for this is that a message needs to be routed to multiple partners.
This means that the transaction or message goes through multiple B2B clients in which the trusted third party ...
