Hello,
My name is Irfandar
I have completed lot of projects in Python, R programming, Asterisk PBX, Software development which is almost related to your projects descriptions.
I am expert in R programming, python, java , Software development.
Key skills:-
Software development, Asterisk, R programming, C, C++ languages, Software architecture, .Net, Ruby on rails , cryptocurreny, Python.
For further details please discuss with me over chat.
Thanks.