SUMMARY:

• 5 most recent years dedicated to Android Mobile App Development.
• Contributes to Android mobile app planning, architecture, design, and technical strategy.
• Self - motivated and productive, prioritizing and completing tasks in a timely manner.
• Works well with others or independently, having excellent communication skills and knowledgeable of project frameworks.
• Have participated in interviewing developers and have mentored new developers as part of the team.
• Develops workable coding solutions through needs analysis.
• Organized and able to break down tasks, and create a plan to achieve the intended result.
• A sound understanding of HTTP and REST-style web services.
• Ability to research, consult and guide decisions on architecture and technical strategy.
• Investigates and tests new technologies that may be beneficial to the project.
• Architectural experience with a sense of design and UI/UX relying on best practices to guide implementation.
• Experience in creating Android mobile apps from scratch to finish and in debugging, and maintenance and updates.
• Skillful architectural decision with implementation of apps in MVP architectural pattern and various design patterns (facade, proxy, builder, factory, abstract factory, etc.)
• Experienced in continuous integration using Jenkins and Hudson along with Git or SVN.
• Careful, quality oriented developer who values testing applications to scratch to finish.
• Have contributed to team through mentoring, code reviews and technical Knowledge Transfer sessions for new recruits.
• Proponent of coding best practices based on Object Oriented Principles.
• Have implemented Android apps with Push Notifications, Google Maps, Navigation, GPS, and social media APIs.
• Accustomed to integration of social media web services, libraries, and APIs and SDKs such as Facebook, YouTube, Instagram, Google + and Twitter in Android development.
• Experience with third-party APIs and web services like Volley, Picasso, Facebook, Twitter, YouTube Player and Surface View.
• Committed to time-sensitive results while maintaining high quality code.
• Adept with Android performance tuning and crash reporting applications.
• Considerable experience debugging and profiling Android applications.
• Knowledgeable of implementation and configuration of cloud integration services, ex: Parse, Firebase and Google Cloud Messaging on Android mobile apps.

TECHNICAL SKILLS:

Android Mobile App Development: Android SDK, Java JDK, Android Studio, Eclipse, Java Swing, Ajax Swing, GWT, Honeycomb, Android Native Development Kit (NDK), Genymotion Emulator, Android Emulator

Programming Languages: JAVA Framework, .NET framework (C, C++, C#), Visual Studio

Web Scripting: PHP, HTML5, CSS3, JavaScript, jQuery, Bootstrap, SQL

Database & Caching: SQLite, MySQL, Oracle

Android: C standard Library, MPL and MECL libraries, Ksoap2 library, Jersey Library, open source libraries, Google Maps API, Volley, Junit, Content Resolvers, Google Places, Retrofit, RecyclerView Animator, Location Services, FloatingActionButton, Google Cloud Messaging, Schematic, NineOldAndroids, Content Providers, JobSchedule, Push Notifications, Espresso, Google Play Services

Memory Management: ART, Dalvik, Memory Mapping, Leak Canary

ThirdParty: Fabric, Glide, Google Custom Search, Samsung SDK, Logger, Spork, Dagger, Mosh, AnswersRxJava, RxCache GSON, Robolectric, EventBus, LeakCanary, VidEffects, Robotium, Firebase

Versioning: Git, GitHub, SVN, SourceTree, BitBucket, Tower

Testing: Junit, Unit Testing, Functional Testing

Data Persistence: SQLite, Shared Ps, Internal Storage, External Storage, Cloud Integration, Parse, Firebase

Web Integration: REST, SOAP, JSON, GSON

Debugging: JIRA, DDMS tool, ADB, LeakCanary, Firebase Crash reporting, Jenkins

PROFESSIONAL EXPERIENCE:

LEAD MOBILE APPLICATION DEVELOPER

Confidential, Verona, WI

Responsibilities:

• Worked in Android Studio following material Design practices and object-oriented programming.
• Used RxJava module for Android specific bindings for RxJava.
• Used Firebase with Dagger for easy access including fallback in case of no play services.
• Integrated libraries into Gradle configuration file.
• Dagger support used for different modules injection with logic for switch on/switch off inside module.
• Constructed user interactions using JavaScript and React Native.
• Configured Retrofit to consume Restful web services with the app.
• Implemented EventBus to facilitate the communication between processes in the app.
• Used Android Annotations for dependency injection
• Working with Android Device Monitor for monitoring CPU load, heap size and memory usage
• Supervised the creation of the testing suites developed with Espresso and Mockito.
• Used APIs from different API levels to support backward compatibility.
• Used Butter Knife for view dependency injection
• Refactored un-optimized pieces of code to guarantee maximization in the use of resources.
• Used services to run Java classes for the back work.
• Build new features to enhance the UX for consumers.
• Worked with asynchronous requests to the server with Volley library.
• Added selectors and animation effects on UI/UX elements to enhance the User Experience.
• Experience working with deep learning algorithms
• Extensive use of Fragments to enhance user interface experience.
• Real world OO design experience and knowledge of design patterns, combined with an ability to convey design information succinctly using suitable tools (UML, BPMN).
• Efficient and clean code integration and backup using Jenkins and GIT.
• Use of Android Support Library and Google Cloud Messaging.

SENIOR ANDROID MOBILE APPLICATION DEVELOPER

Confidential, McLean, VA

Responsibilities:

• Closely worked with the UI/UX team to follow the guidelines as accurately as possible.
• Implemented navigation bar menu for quick access to different activities in the application.
• Designed prototypes to create the new main flow of the application with JustinMind.
• Connected to the camera with implicit intent.
• Implemented Google Messaging services for Push Notifications.
• Self-motivated, productive, and works well even with/without formal structure.
• Refactored code to change a previous MVC implementation to an MVP design pattern.
• Adapted and followed an agile methodology to handle the software development cycle.
• Implemented ACRA API to handle error reporting.
• Performed extensive application testing with the Robolectric framework.
• Utilized Android and third-party frameworks to use the multithreading capabilities of the physical devices: AsyncTasks, IntentServices, Handlers, Threads, RXJava instances.
• Conducted interviews and meetings with stakeholders, users, and the technical team.
• Technology lover that naturally stays up-to-date on relevant new developments.
• Used SharedPs to store custom key-value pairs.
• Provided support for users with the use of the software.
• Attended daily SCRUM meetings to track app development progress.
• Experience developing highly efficient Java code and view layouts and the ability to diagnose performance bottleneck.
• Add Universal Image Loader to Improved Image loading.
• Incorporated Facebook SDK and Twitter API for logging, posting and share experiences.
• Used intent services for HTTP requests.
• Liaison with the project team and delivering projects as per scheduled milestones.
• Created an exported Content Provider to share color findings with other applications.
• Worked with Product Manager to prioritize tasks for Sprints and assigned project tasks to team members.

ANDROID MOBILE DEVELOPER

Confidential, Memphis, TN

Responsibilities:

• Wrote code to interact with the RESTful service server, as well as serializing the returned code into POJOs via the GSON library.
• Utilized Agile methodology to fulfill rapidly changing client requirements.
• Generated reachable daily goals and created a delegation task system that allowed developers focus on the development bearing.
• Enhanced the module that communicates with the Java Web Services with Retrofit.
• Used the location API, Maps View, and Google Maps.
• Implemented custom/compound views for displaying queried data.
• Created Compound views for a more attractive and efficient design.
• Supervised the task reporting of all the team members.
• Dalvik Debug Monitor Server (DDMS) for debugging and testing.
• Participated in the full lifecycle development process from product definition.
• Retrofitted four legacy list views to the new RecyclerView / CardView combination, obtaining all the performance benefits.
• UI/UX design and wireframing with multiple tools including Balsamiq Mockups.
• Experience building custom API solutions for external parties to tie into.
• Usage of Bluetooth Low Energy to make tests and handle geo-fencing when getting close to iBeacon devices.
• Worked with Content Providers to connect with and consume Android Contacts.
• Implemented a SyncAdapter to generate an Observer pattern in the User Interface so it can get notified every time the data in the content provider changes.
• Chaired the integration with the Facebook API inside the application.
• Setup jaCoCo to check my code coverage of new code.
• Extensive use of Fragments to enhance user interface experience.
• Implemented Parcelable to the classes for easier bundle transportation.

ANDROID APPLICATION DEVELOPER

Confidential, Boston, MA

Responsibilities:

• Attended the SCRUM meetings and met deadlines.
• Responsible for the design, implementation and test phases of the application.
• Enhanced the requests for large web content display.
• Assumed the role of SCRUM Master in several occasions, easing the development process and helping the team members to jump hurdles and obstacles in their daily software building process.
• Resolved issues, fixed bugs and optimized the application.
• Created cloud connection with rest client calls, GSON and OKHTTP.
• Recommended and implemented changes to the Architecture of some legacy data structures to better support our primary user cases.
• Consumed Restful Web service in JSON strings with GSON converter to parse JOSN data.
• Kept abreast of industry trends and technologies, being prepared to apply them quickly.
• Used the Parcelable interface to serialize the objects before transferring them to other activities.
• Improved the Video browser and audio player performance multithreading.
• Implemented headless Fragments retention to preserve the AsyncTask on orientation change.
• Created the content provider logic to load the information with an Observer Pattern in the UI thread using Loaders.
• Researched, tested, and implemented new techniques, frameworks, and utilities.
• Planned the UI/UX implementation according to Android Design Guidelines.
• Guided the Product and QA team on the nuances of Android devices.
• Implemented architecture and design patterns (MVP, façade, builder, etc.)
• Implemented Otto Library to decouple different parts of the application.
• Created a compact Content Provider implementation to handle caching between network connections in the final build.
• Used Git for source control management of the application.
• Developed custom and compound views to match UI/UX specifications.
• Configured a JIRA instance to handle mass ticketing and bug tracking.
• Used Continuous Integration with Jenkins and JIRA to ensure quality standards.
• Followed Test Driven Development methodology along with Agile/Scrum.
• Worked with project manager and interacted with Product Manager to help keep project on schedule and following Product Manager’s priorities and guidelines.

MOBILE APPLICATION DEVELOPER

Confidential, Long Island, NY

Responsibilities:

• Used Spongy Castle to encrypt sensible data.
• Built a custom lock screen widget for allowing the user stop, play and forward music.
• Used Loopj for asynchronous callbacks together with the Loading Everywhere library.
• Developed custom and compound views to match UI/UX specifications.
• Used multiple ORMs like ORMLite and GreenDAO to set up databases and cache information to be used in no-network environments.
• Implemented List View using the view Holder pattern to improve the performance.
• Proficiency in Java. Worked with JDK (Collections, Generics, Networking, Core Java). Understands Java concurrency, memory management.
• Created a compact Content Provider implementation to handle caching between network connections in the final build.
• Coordinated the implementation of Volley in the HTTP requests inside the application.
• Responsible for the design, implementation and test phases of the application.
• Use of SQLite database schema to persistent data storage for every schedule
• Modified the navigation and replaced activities with Fragments.
• Generated documentation for detail design including wireframing.
• Created innovative solutions in media streaming and mobile user experience.
• Assisted in testing the app updates for approval and release to the Android Google Play Store and participated in the full software development life cycle.
• Stay up-to-date with Google Play app store policies and submissions requirements.
• Introduced the Push Notifications through Urban Airship.
• Extensive use of support libraries to ensure backward compatibility with older Android versions.
• Used Jenkins with Git for continuous integration and Robotium for automated testing.
• Mentored junior developer on best practices for coding.
• Created custom views to present data as it was needed.
• Designed tweaks to the look and feel using Model design.
• Integrated Java Guava Libraries for string processing, concurrency libraries, I/O functions.
• Used GitHub private repositories with standard Workflows as a Version Control Software.
• Implemented the user interface by using Compound View, Custom View, RecyclerView, View Pager and Tab Layout.
• Used AGILE process programming with 2-week sprint cycles.
• Used Retrofit to enhance the module that communicates with the Java Web Services.
• Acted as Scrum Master managing task load and making sure team members took programming tasks they were suited to, or were properly paired for tasks; ensured all tasks and backlog were getting done, that we made deadline and making sure that all developers were familiar with the main modules.
• Used 9-patch to manage images per requirements.
• Scheduled weekly meetings to report application progress.
• Added support for Google Maps to render the location of bank branches.
• Implemented new design, styles, themes to give a new look and feel to the app,
• Debugging and testing with the Dalvik Debug Monitor Server (DDMS).
• Designed and implemented multiple screen sizes support for phones, tablets and TV Sticks.
• Participated in app planning, design and architecture.
• Added environment configuration with sessions and user login using SharedPs.
• Participated in the full lifecycle development process.
• Created cloud connection with rest client calls, GSON and OKHTTP.
• Spearheaded Android Wear optimization to take advantage of market opportunities.
• Gathered requirements and interacted with product manager, project manager and cross-functional teams.