Kamailio and Opensips Experts

Hello,

We are looking Kamailio and Opensips Expert to integrate the below Kamailio and opensips module

https://www.kamailio.org/docs/modules/devel/modules/stirshaken.html
https://opensips.org/html/docs/modules/devel/stir_shaken.html

We need a return Invite as per the below URL configuration
https://support.46labs.com/articles/447723000008687001/447723000021018265

Can you please help us

Thank You