Hello client, my name is Maulik and I am an Android Developer with over 6 years of experience in developing and maintaining Android applications.
I understand from your description that you are looking for someone to change the Notification Listener Service example application to run the notifcation lister service according to your requirements whenever users receive Wa or Wa business notifications.
I believe I am the perfect fit for this project due to my extensive experience in Android development as well as my proficiency in Java and Kotlin.
Furthermore, my background has taught me all the necessary best practices related to mobile app development such as agile development methodologies, version control, communication and collaboration techniques and more.
I would be more than delighted to help bring your project to fruition.
Please feel free to contact me if you have any questions or would like to discuss rates further.
Thank you for your time and consideration!
Best regards,
Maulik