S. M. Mohi Us Sunnat is a passionate Android developer and trainer with over 4 years' experience. He has developed applications using Kotlin as the principal programming language. He is the founder of DreamOgrammerS, a small IT company. He is the organizer of Droidcon Dhaka. He loves community engagement and works on a number of open source projects, including Mozilla Firefox and Brave. He is also the community leader of the Bangladesh Kotlin user group and the Dhaka Twitter developer community of Bangladesh.