We are looking for a freelancer who can integrate the communication over Modbus to PV inverter, battery storage system, energy meter and a EV charging station to the Java based open source energy management system - OGEMA.
You should have experience in Java/ OSGi, Modbus and the ability to work independently after our short introduction.
More informations about the energy management can be found on www.ogema.org and we can share the protocol of the devices on request with you.
We are awaiting your application! If you have further questions, feel free to ask.