For your win business.
Thank you for your posting . i have rich experience about matrix donation system.
I have just read your project and supported your good idea.
I am senior developer that you are looking for somebody.
I am interesting about your description.
I have studied bockchain for long time and have a lot of practice experience.
I have used bitcoin, litecoin, etherium etc and made exchange site and wallet app.
Also I have experienced about IPVX and ICO.
I mastered theory of blockchain and designed blockchain by using several program language.
C++,java, javascript, swift, PHP,mongoDB, Mysql,node js etc.
Perfectly I can do it.
Thank you for your time.