WCI Development of GD billings addon with location specific tax regulations

I am searching for a wordpress multisite (geodirectory) developer who will be able to help me for following issue:

Development of GD billings addon with location specific tax regulations

Main Subjects for orientation:

– Multisite usage to collect checked data from sub-sites (reports | statistics)
– Site location and customer residential location settings (national|european|international customers)
– Tax settings site specific (to add to net or to substract from gross amounts)
– Tax validation scripts Private Customer TIN ID validation | business customer VAT ID validation
– Templates for notifications (process dis-/aprovals) and to accept notes e.g. note of reverse charge for own location tax regulations
– Billings API integration (to forward data for billings creation)

Find here a short overview doc of developments needed and here an video tutorial as a short overview about its developments suggestion.

Please post me your developer vita and price offer as private answer or mail me > [email protected].

Looking forward to hear from you.

Best regards, Alex