• Took ownership of end-to-end development of the Delivery app using Kotlinbased on MVVM architecture, demonstrating proficiency in solo projectmanagement.• Implemented a background location service enhancing drivers’ efficiency byaccurately tracking delivery path.• Optimized Android app performance by implementing a robust cachingmechanism, resulting in a significant reduction in API calls.• Used Google Maps SDK to show nearby shops• Worked on multiple features and bug fixes on 25taka and Kirana Hero• Libraries: Coroutines, Flow, Datastore, Coil, etc

• Worked in Tech team as Android Developer Intern.• Developed native Android Application from scratch using Kotlinbased on MVVM architecture.• Implemented features like uploading, downloading media files viaREST APIs using Retrofit Library.• Implemented Auto-Sync Background Service to automaticallyupload the media files in background using Work Manager.• Integrated CameraX to capture image.• Libraries: ExoPlayer, ROOM Database, Coroutines, Paging3, Data Binding.• Tools: GitLab, Jira, Postman, Firebase Crashlytics

Developed a Custom Survey Android App from scratch in Kotlin for Safai Karmchari Andolan Application uses Firebase Authentication and Firebase Realtime Database to store the data of the submitted forms on cloud, with a feature for Admin to download the complete data from server directly in their device in CSV form.