About the reviewers

Bruno Joseph Dmello is currently working at Truckx as a web development consultant. He has six years' experience in web application development serving a variety of domains, including entertainment, social media, enterprise, and IT services. He is a JavaScript enthusiast, with four years' experience of working with it. Bruno follows Kaizen and enjoys the freedom of architecting new things on the web. He has also contributed to the community by authoring books such as Web Development in Node.js and MongoDB (version2, version 3), What You Need To Know About Node.js (free ebook), and JSON Essentials (version 2), and by being a reviewer.

Sasan Seydnejad has more than a decade of experience in developing web user interfaces and frontend applications using JavaScript, CSS, and frameworks such as Angular and React.

He specializes in modular SPA design and implementation, responsive mobile-friendly user interfaces, client application architecture, and UX design. He has worked and consulted for various tech companies, including Nokia and Trading Central. He is also the author of the book Modular Programming with JavaScript, by Packt Publishing.

Xun (Brian) Wu is the founder and CEO of smartchart.tech. He has 17+ years of extensive, hands-on experience on design and development with blockchain, big data, Cloud, UI, and system infrastructure. He has co-authored a number of books, including Seven NoSQL Databases in a Week, Hyperledger Cookbook, and Blockchain Quick Start Guide. He has been a technical reviewer on more than 40 books for Packt. He serves as a board adviser for several blockchain start-ups and owns several patents on blockchain. Brian also holds an NJIT computer science master's degree. He lives in New Jersey with his two beautiful daughters, Bridget and Charlotte.