Yamini Panchal holds a Bachelor of Engineering in Computer Science from Gujarat Technological University and has over 8 years of experience in the IT industry. She has worked on diverse domain-based web development applications, including IoT, Telecommunication, Healthcare, and Cloud Services.

Currently a Technical Lead at Azilen Technologies, she specializes in open-source development with a focus on Node.js, constructing server-side applications and APIs. She has expertise in both SQL and NoSQL databases.

Yamini has contributed to robotics-based applications using Node.js, TypeScript, React.js, and AWS services, as well as developed a WebRTC-based application for audio-video conferencing. She excels in building scalable backend services with Node.js and leveraging AWS services in microservice architectures. She enjoys embracing new technologies, reading, writing, and fostering innovation.

Ravi Kumar Gupta is an accomplished author and open-source software evangelist with a strong technology background. He holds an MS in Software Systems from BITS Pilani and a B.Tech from LNMIIT, Jaipur.   

Currently, he works as a Solution Architect at Orbiwise and contributes to the NoiseApp Team. Ravi excels in coding with Python, TypeScript, Node.js, and Java, enhancing OrbiWAN's performance and efficiency.

Previously, he served as a Solution Architect at Azilen and a lead consultant at CIGNEX Datamatics. At TCS, he was a core member of the open-source group, working on Liferay and other UI technologies. Throughout his career, he has built enterprise solutions using the latest technologies and open-source tools.

Ravi enjoys writing, learning, and discussing new technologies. His interest in search engines began with a college project on a crawler. He has co-authored books on Test- Driven JavaScript Development and Mastering Elastic Stack and writes for his blog at TechD of Computer World (http://techdc.blogspot.in). He has also been a Liferay trainer at TCS and CIGNEX and reviewed Learning Bootstrap for Packt Publishing.