Rivu Chakraborty is the Author of Reactive Programming in Kotlin, a Google Certified Android Developer, Sr. Tech Member of Institute of Engineers (India), he also has certifications in Scrum. Having total 5+ years of experience he is presently working as a Sr. Software Engineer (Android) at BYJU'S The Learning App.
Rivu Chakraborty considers himself as a Kotlin and Android Enthusiast and a Kotlin Evangelist. He is using Kotlin since December 2015, so he has around 2 years of experience in Kotlin at the time of publishing this book. As a part of his mission to spread the use and knowledge of the Kotlin Language as much as possible, he created the KotlinKolkata User Group, one of the most active Kotlin User Groups throughout the world and he is a Founder Organizer of KotlinKolkata. He is also an active member of GDG Kolkata and gives talks at GDG Kolkata Meetups.
As Rivu believes that knowledge increases by sharing, he writes a lot of tutorials at JavaCodeGeeks, AndroidHive and at his own site - http://www.rivuchk.com.