Hi Erik,
you may give a try and contact/ask an author of this blog post [1] for the follow up.
As far as I understood he used node-red on his RaspberryPi and planned to give more details on that (see Conclusion) but I failed to find that on SCN.
Regards,
Anton
[1] Raspberry Pi on SAP HANA Cloud Platform - without Java - Part 1: XSODATA Backend