I am Prajwal Waingankar

I am a self-taught Android Developer!

Founder & Developer: Nivala(android app)- An initiative to Save food and Share it to the needy!
I am proficient in developing Android applications, Version Controlling and Playstore Releases of Application holding a Playstore Developer account. I believe in the idea of developing apps with fewer number of clicks, ease of understanding and simplicity along with quality to target every audience of users. Experience with UI/UX by understanding and developing high end apps as per user requirements.

Concepts: RxJava, RxAndroid, RxRoom, Room, JetPack Android Library, Retrofit, API, HTTP protocols and network connection, Workmanager, Jobscheduler, AlarmManager, BroadcastReceiver, JSON, XML, Node.js, DAO, DTO, MPAndroidCharts, POJO, Google Maps integration, GeoLocation tagging, Firebase Cloud Messaging.
Tools & Technologies: Firebase, Postman, Android Support Library, Genymotion, JIRA, Confluence, Slack, Github, Gitkraken, Git, Openmrs, Freemind, Figma, MPAndroidCharts, Zoom.
Web service protocols: JSON, XML, HTTP, OAuth2, Hashing Algorithms.
Localization: App Localization along with RTL language support (Arabian).

Graphs & Charts: Implemented graphs & charts using the MPAndroidChart library.
Marketing Platform: Facebook App Events for Android.
Databases: SQLite, Room, RDBMS, MySQL.
Background Process & Services: RxJava, RxAndroid, Async Tasks, Workmanager, Jobschedulers, AlarmManager, BroadcastReceivers.

Software Development Life Cycle(SDLC): Agile method, Waterfall method and others.
Testing: UI testing using Espresso, Unit Testing using Junit & Mockito libraries.
3rd Party app integration: WhatsApp, Instagram, Facebook and more to come.
Security in applications: SHA256 and Hashing techniques used to secure user credentials.

Others: Compatibility of apps with latest versions, Support to all screen sizes & densities, Whitelisting the HTTP based urls for latest android versions, Google Playstore App Listing, App Releases, App Updation, Maintaining Release Notes on Github, Google Developer Policies, Targeting correct audiences, Release App updates.