1. make the app to work offline with database sync(online to offline and offline to online)
2. resolve few error and crash .
3. Add payment and subscription module.(it is present but not working)
4. Android App - VIXEN CRM- SALES & MARKETING.
I have done similar work in my projects like offline online data synchronization and also add payment gateways like payu money, PayPal, paytm, razorpay etc..
I am a working professional in Android Applications with modern technologies. You can hire me to get your app configured with local database and synced while there is internet comnection.
Relevant Skills and Experience
I am having knowledge in sqlite database and already worked on various projects to store data locally and view it without internet connection and it will synced with updated data if internet available