SUMMARY

• Android developer with 6 years’ experience in standard mobile industry design patterns
• 5+ years’ experience in Java, and Object - Oriented Programming
• Strong Android development experience with an appreciation of design, testing and backend Web Services
• Excellent knowledge of building scalable code using dependency injection
• Experience in optimizing performance and memory usage of Android Apps
• Experience in writing custom UI components and libraries
• Experience with multi-threading, integration with REST and SOAP APIs, custom view animations and transitions, and producing reusable libraries
• Passion for Test Driven Development and Behavior Driven Development
• Familiar with Wi-Fi, Bluetooth, NFC and other short distance wireless communications protocols

TECHNICAL SKILLS

• Kotlin
• Java
• REST
• RxJava
• GSON
• Android P
• MVP
• MVVM
• Android Studio
• Eclipse
• Android NDK
• Mockito
• Sketch
• JUnit
• Google Analytics
• Crashlytics
• Espresso
• Jenkins
• Hugo
• Circle-CI
• Mixpanel
• Robotium
• Git/GitHub/GitLab
• Scrum/Agile
• Jira/Confluence
• APIs, Libraries, and classes
• BrainTree SDK
• ExoPlayer
• Parceler
• Dagger2
• OkHTTP
• Retrofit
• IntentServices
• Doze Mode
• VideoView
• Loaders
• LeakCanary
• JetPack
• Volley
• JobScheduler
• Google Cloud Messaging
• EventBus
• Timber
• SpongyCastle
• Calligraphy
• AndroidAnnotations
• MPAndroidChart
• Otto
• Urban Airship

PROFESSIONAL EXPERIENCE

Confidential

Sr. Android Developer

Responsibilities:

• Used Atlassian suite, Bitbucket for source control, Confluence for documentation, and Jira for team collaboration.
• Collaborated with three other Mobile Software Engineers.
• Reviewed other developers’ code by the use of pull request in Bitbucket.
• Implemented Dependency Injection, Factory Pattern, Interfaces to make testing easier, and the (MVVM) Model-View-ViewModel architecture Pattern.
• Removed deprecated activities and XML layouts from the User Onboarding Flow.
• Supported backup location using Google Play Services Location API as an alternative to native Android Location Manager.
• Fixed bugs as assigned in Jira that were raised by the QA team.
• Researched and proposed using Dagger2 for creating a dependency graph.
• Prototyped new simple Android Studio projects to test out different types of proposed UI designs.
• Replaced findViewById’s with Data Binding to reduce boilerplate code.
• Wrote Java mode JSON Parsers for the API URL call data.
• Customized Settings View UI using a Preference Activity by adding a custom layout for the provided List View.
• Researched and proposed new Android Architecture Components including Live Data, View Model and Room Persistence Libraries.
• Used Alert Dialogs, Loopers and Handlers to flag error cases.
• Updated Android Mobile App UI for the Terms and Conditions, Fall Detection Acknowledgement screens, and Device Card View.
• Replaced Circular Progress Bar in Firmware screen with Horizontal Progress Bar.
• Unit tested Android Java code using JUnit and Mockito.
• Used fragments for modular User Interface and Navigation Drawer to create a consistent user experience throughout the application.
• Used Firebase Ads SDK to present assets using the RecyclerView providing a seamless user experience.

Confidential

Sr. Android Developer

Responsibilities:

• Worked with the JDK (Collections, Generics, Networking, Core Java, Concurrency, memory management).
• Used Shared Preferences to store local user account information.
• Experienced working on a significant consumer app that is currently available in the marketplace.
• Thrived working in a fast-paced, agile environment while constantly learning.
• Refactored code to change a previous MVC implementation to an MVP design pattern.
• Worked in an Agile development environment with peer engineers on a daily basis to scope, develop and deliver a software experience that realizes the product strategy.
• Added selectors and animation effects on UI/UX elements to enhance the User Experience.
• Created an entirely reusable and customizable Dialogs for various purposes.
• Work on Adjust SDK for mobile app marketers, combining attribution for advertising sources with advanced analytics and store statistics
• Retrofitted four legacy view combinations to a custom view.
• Partner with cross-functional teams to define new product requirements, features, and functionality.
• Implemented and maintained the Dagger 1 application’s Object Graph.
• Setup proper interactions of the front-end design and implementation with backend servers.
• Used Volley for RESTful service calls to create asynchronous communication and multi-threading in the background to take the load off UI thread.
• Used SQLite and Shared Preferences for data persistence.
• Added value encryption in SharedPreferences using AES 128 with the Secure-preferences Library.
• Applied Crashlytics for bug and app crashes reporting.
• Interfaced with multiple web services SOAP and RESTful from data providers.
• Cashed last seen content in the database and SD card for offline access.
• Implement EventBus to manage most of the app event process interfacing.
• Prototyped two candidate activities to facilitate decision making regarding features and flow to be implemented in the new module.
• Worked in the new design, gave a new look and feel in the app, applying styles and themes.
• Used the JIRA bug tracking tool for quality control.
• Utilized a Tabs and Navigation Drawers to switch quickly between application Activities and Fragments.
• Introduced Push Notifications to keep the user engaged with Parse.
• Fixed Bugs to improve navigation speed.

Confidential

Mobile App Developer

Responsibilities:

• Send up Reminders for due date, appointments, medication and send notifications using MixPanel library.
• Use a PDFReader library to email PDF reports of due date, pregnancy symptoms, weight, medication.
• Support troubleshooting and debug applications, working with the testing team to optimize application performance.
• Engage with all relevant team members to ensure the required quality is delivered from the BDD processes, meaning the acceptance criteria being developed against are also those being automated in the functional test packs.
• Implement custom native user interfaces using the latest Android programming techniques.
• Replace bitmaps implementation code with Glide image loading library for animated GIF support and handle image loading/caching.
• Implement Loaders and AsyncTaskLoaders to perform asynchronous data loading in the custom list view for grocery lists and recipe scaling.
• Work on memory management, push notifications, multiple screen support, data offline usage, content providers and sync.
• Call native C/C++ code used in legacy app using Ndk.
• Worked on algorithm to create pregnancy tracker and display in custom view.
• Worked with Google GData client library to access Google APIs using JSON and OAuth 2.0.
• Worked with our Solution Architects to ensure the solution delivers the required quality and adheres to best practice.
• Coordinate with testers to ensure they are engaged and ready to test the software at the right time in the development cycle.