As a skilled Linux Engineer and Full Stack Developer with expertise in Asterisk PBX, I can confidently affirm that I'm your ideal fit for this project. Being well-versed with Ubuntu, Centos, Kali Linux, Debian, and Rocky Linux, I can efficiently configure the required operating system compatible with Asterisk as a SIP server. My proficiency extends to setting up SIP trunks; I have ample first-hand experience with this task.
I understand your budget is limited, and that's where my proficiency comes into play. My vast knowledge of open-source SIP clients and prior involvement in similar projects enables me to deliver high-quality outcomes while being mindful of cost efficiency.
Moreover, my excellent communication skills will ensure smooth guidance throughout the setup process and the creation of an interactive demo using a SIP client. With ReactJS and NodeJS being part of my skillset as well, I can enhance the functionality of your project. For an optimized learning and testing experience via the Jio SIP trunk, trust me to provide unparalleled support at an economical cost. Let's collaborate on this project for a successful outcome!