Jomar Tigcal is a self-taught Android developer with over 12 years experience in software development and Android app development. He has published more than 13 Android apps in the Google Play Store since shifting from Java to mobile app development.

In addition to building apps, Jomar is also an Android trainer who has given talks and conducted workshops to students and developers. Recently, he has co-authored a book on Android development with Kotlin and wrote a book on Kotlin Coroutines and Flow.