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