Rivu Chakraborty is a community person, an Android & Kotlin developer, one of the early adopters of Kotlin. Having total 7+ years of experience he is presently working as a Sr. Software Engineer (Android) at BYJU'S The Learning App. He has authored multiple Kotlin and Android Development books including Reactive Programming in Kotlin, Functional Kotlin, Hands-On Data Structures and Algorithms with Kotlin and Coroutines for Android Developers more details in Books section.

Rivu considers himself a Kotlin and Android enthusiast cum evangelist. He has been using Kotlin since December 2015. Rivu created the KotlinKolkata User Group and before moving out to Bangalore, he had been the lead organiser for both Kotlin Kolkata User Group and GDG Kolkata.

Along with organising events, he also speaks at events/conferences in India, including DroidJam India 2018 (India's premiere Android Conference) and a couple of DevFests, and a lot of local events at Bangalore and Kolkata, please visit the public speaking section for more details.