Sr. Android Developer Resume

PROFESSIONAL EXPERIENCE

Sr. Android Developer

Confidential

Responsibilities:

Designed App Architecture, select necessary tools, frameworks and patterns with Android JetPack Architectural components (LiveData, ViewModel, Room)
Worked with Android Beacon Library API to request ranging update from one or more beacons at a frequency of approximately 1Hz.
Exported data to CSV or PDF using Android PdfViewer and FastCRV external library.
Saved and backup a GPS "mileage receipt" for each trip using FireBase Cloud Backend and Realtime database services.
Upload paper receipts of meals, supplies, and other expenses with background threads using JobSchedulers and JobIntentServices to MongoDB backend.
Consumed Milage API, Accounts details API using Retrofit, okhttp and RxJava(RxAndroid) networking libraries.
Migrate and develop new products features using Kotlin programming language features and Android KTX.
Upgraded payments systems within the app by incorporating Stripe SDK to accept and manage card payments.
Collaborated with external clients to include Branch SDK for mobile conversion, retention, and engagement through deep linking and user routing.
Use Mockito API for Capturing the arguments, wrapping java objects with spy and verify the calls on the mock objects.
Refactored code base to implement dependency injection strategy using Dagger library.
Created several components and factory interfaces to isolate app components into modular fashion.
Implemented background services to keep track of BLE connectivity and resolve issues with Android Oreo background limitations.
Coded schedulable jobs through WorkManager Api to have routines for backup information from Mileage Website entries.
Contributed with proper documentation and KT documents to ease onboarding process for new developers.
Defined migrations strategy with the implementation of Room database to remove previous SqliteOpen helper implementation.

Sr. Android Developer

Confidential

Responsibilities:

Coded in existing MVVM architecture using Data Binding Library to bind UI components in the layouts to data sources.
Created Repository layer and abstracted monolithic ViewModel into view - case scenario.
Performed Offline database synchronization with Realm Database to display the latest news from Mercedes-Benz, View manuals and how-to videos.
Scheduled payments with Mercedes-Benz Financial Services using Confidential Pay API to request any credit or debit card stored in customer's Confidential Account.
Posted and update account and contact information with Backend API using Retrofit Form-Encoding and perform secure network traffic transmission.
Worked with Android NDK and use ReLinker library to load native libraries asynchronously.
Upgraded Splunk MINT SDK to collect crash, performance and usage data for your app and send it to our Cloud servers.
Worked alongside senior developer to use AltBeacon library to interact and get notifications when one or more beacons appear or disappear.
Addressed many of the development and performance issues that plagued reflection-based solutions using Dagger2 injection library.
Communicated with Amazon Web Services (AWS) for secure cloud services platform, database storage and content delivery.

Android Specialist

Confidential

Responsibilities:

Organized business logic, workflows, processes, rules in Domain layer and communicated with data/ presentation layer in MVP architecture.
Integrated OAuth2 authentication with Identity Server.
Enhanced the module that communicates with the Java WebServices with Volley library.
Collected customer data and send it to your tools for mobile analytics, marketing automation, and raw data access with SQL using Segment SDK.
Replaced Samsung Pay with card.io library for credit card scanning and BrainTree SDK.
Used Git flow for code integration, Jenkins for continuous integration and JIRA for bug tracking.
Worked on Schedule Deliveries’ and Real Time tracking’ acceptance criteria’s in TDD manner.
Wrote automated UI test cases using Espresso and functional integration testing using Robolectric API.
Performed additional beta testing using Confidential Cloud testing mechanism.
Encrypted card details in Android Keystore system to store cryptographic keys in a container to make it more difficult to extract from the device.

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