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