The Prevous blog http://oracleappshelp.com/2019/05/22/how-to-configure-bpel-process-service-engine-properties-in-soa-12c/ provided the details on the properties related to the BPEL Service Engine .
There are advanced level properties also which are covered in this blog.
Log into the em console of the SOA Server and click on SOA Folder in the Administrator Area
Right click on SOA-INFRA and select SOA Administration -> BPEL Properties
Click More BPEL Configuration Properties
Below are the list of properties which can be defined in SOA Server as per the project need.