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Click here or scroll down to respond to this candidateCandidate's Name
SENIOR ANDROID DEVELOPEREmail: EMAIL AVAILABLE Phone: PHONE NUMBER AVAILABLEPROFILE SUMMARYI am a highly motivated Sr. Android Developer with over 9 years of experience bringing innovative mobile applications to life. My expertise spans across the entire development lifecycle, from design and architecture using industry best practices like SOLID principles and MVVM, to implementation with cutting-edge technologies like Jetpack Compose and RxJava.I have a proven track record of success, having shipped 9 apps on the Google Play Store and consistently exceeding quality standards. My ability to mentor junior developers and integrate seamlessly with APIs makes me an asset to any team.Here are some of my key strengths:Proficient in Kotlin and JavaDeep understanding of Object-Oriented Programming (OOP) and design patternsSkilled in Jetpack Compose, Jetpack libraries, and CI/CD toolsExtensive experience with Agile methodologies and various architecturesAdept at leveraging reactive frameworks for seamless integrationFamiliar with a wide range of Android third-party librariesExpertise in Android frameworks, SDK/NDK, and multithreadingProven ability to implement RESTful data consumptionProficient in leveraging AWS services for scalable infrastructure, automated deployments, and secure cloud-based solutions, ensuring high availability and performance of Android applications.Strong UI/UX development skills with adherence to Material Design guidelinesExperienced in performance tuning and crash reportingProficient in various testing methodologiesI am passionate about staying ahead of the curve in the ever-evolving mobile landscape. I am confident that my skills and experience can make a significant contribution to your team.TECHNICAL SKILLSArchitecture and Design Patterns: MVC, MVP, MVVM, Singleton, Dependency Injection, Builder, Factory, Faade, Proxy, Command, ObserverProgramming, Coding, and Scripting: Shell Scripting, C/C++, Python, MySQL, VHDL, Assembly code for custom made programmable control boardsAndroid Frameworks: Android SDK, Fabric, Firebase, Reactive-X (RxAndroid, RxJava), Android JetPack Compose (Room, LiveView, LiveData, WorkManager)IDE: Android Studio, Eclipse, IntelliJProgramming Languages: Java, C#, Kotlin, C++, Visual BasicLibraries: KSoap, Jersey, Java Swing, GWT, Retrolamba, NineOldAndroids, RXJava, RxKotlin, AWS, Firebase, Google Play ServicesDebugging/Issue Tracking: JIRA, DDMS tool, ADB, LeakCanary, Firebase Crash Reporting, Fabric Crashlytics, Mockito, EspressoDatabase & Data Analysis: SQLite, Firebase Realtime Database, Room Database, MongoWeb Services: RESTful APIs, REST, SOAP, JSON, GSON, XML, AJAXMemory Management: ART, Memory Mapping, leak Canary, Bluetooth Low Energy, SonarQubeTesting: TDD, Unit Testing (Junit), Automated Testing, JIRA, Jenkins, Written Test Cases, Android Testing (Robotium), Espresso, Robolectric, MockitoProject Management: Agile/SCRUM, Sprints, Daily Scrums, Sprint Retrospective, Sprint Planning, Backlog, Kanban, JIRA, Nexus, Basecamp, Slack, Atlassian Stack, BitBucket, Git, GitHub, SVNMiscellaneous Technology: Koin, Dagger Hilt, Urban AirShip, Volley, Push Notifications, SpongyCastle, Dependency Injection, GCM (Google Cloud Messaging, Retrofit, Metrowerks PowerPlant, Parse, Remote URLs, AsyncTask, Recycler View, Nougat, WorkManager, Services, Foreground Services, BroadcastReceiver, Fragments, ViewPager, NFC (Near field communication), BLEWORK EXPERIENCESenior Android Frontend EngineerWalmart, Remote, Jan24-PresentApp Name: Walmart-glassLink: There is currently NO dedicated Android app for Walmart EV chargingDescription: Walmart-glass is Walmart's primary app for North America, with versions tailored for Canada (French) and Mexico (Spanish). Built using the MVVM+C architecture, each feature is integrated as a plugin module and exposed through a Plugin API. This approach ensures features can operate independently without inter-dependencies. The feature-ev module, specifically, utilizes Kotlin, XML, GraphQL, Apollo3, Splunk for diagnostic logs, in-house analytics for user interaction tracking, and Grafana.Project Summary: Feature-EV Module Development for Walmart's Energy TransformationAs a member of the Zeus team, I am contributing to the development of the feature-ev module for our Android app. This initiative is part of Walmart's ambitious "Energy Transformation" project, which aims to achieve zero emissions across global operations by 2040. Specifically, Walmart plans to integrate Electric Vehicle (EV) charging stations across its U.S. locations by the end of 2025.Collaborate with product managers and UX/UI designers to comprehend the user requirements for real-time charging updates.Define the technical specifications and requirements for the live notification system, ensuring it meets the desired user experience and performance standards.Design the architecture to leverage Foreground Services, which allows the app to perform ongoing operations that are noticeable to the user.Ensure proper management of the service lifecycle, including starting, stopping, and managing edge cases where the service might be interrupted.Write clean, efficient, and maintainable code to implement the live notification system. Utilize best practices for Android development to ensure reliability and performance.Design, implement, maintain CI/CD pipelines for Android applications using tools such as Jenkins, GitLab CI, CircleCI, or Travis CI.Develop the functionality to continuously update the notification with real-time data about the user's charging session. This includes updating the notification's UI elements such as progress bars, charging status, and estimated completion time.Integrate with the backend services to fetch real-time data about the charging session. Ensure secure and efficient communication with the server.Manage the data appropriately to provide accurate and timely updates to the user. This includes parsing the data, managing state, and updating the notification accordingly.Design the notification UI to be informative and engaging, providing users with all necessary information about their charging session briefly.Implement user interactions within the notification, such as actions to stop charging or navigate to the app for more details.Optimize the performance of the Foreground Service to ensure it does not excessively drain battery or resources.Implement robust error handling to manage scenarios such as loss of connectivity, server errors, or unexpected service interruptions. Ensure the user is informed appropriately.Integrate testing tools like Espresso, JUnit, and Robolectric into the CI/CD pipeline.Write unit tests to ensure the functionality works as expected.Perform integration testing to verify the live notification system interacts correctly with other app components and backend services.Conduct user testing to gather feedback and make necessary adjustments to improve the user experience.Work with the DevOps team to deploy the new feature to production, ensuring it integrates seamlessly with the existing app infrastructure.Monitor the live notification system post-deployment to ensure it functions correctly. Provide ongoing support and maintenance, addressing any issues that arise.Senior Android DeveloperCitibank, Irving, Texas, Nov22-Dec23https://play.google.com/store/apps/details?id=com.citi.citimobile HYPERLINK "https://play.google.com/store/apps/details?id=com.citi.citimobile&hl=en&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.citi.citimobile&hl=en&gl=US"hl=en HYPERLINK "https://play.google.com/store/apps/details?id=com.citi.citimobile&hl=en&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.citi.citimobile&hl=en&gl=US"gl=USThis app helps to open a checking or savings account right from the app without setting foot in a bank branch, and quickly navigate to favourite features with an intuitive navigation menu and smart shortcuts. Users can request a new card if their original is lost, stolen, or damaged and review key account info without having to sign in every time. It is a user-friendly app to make all the banking needs easy.Implemented secure data storage solutions, including encrypted storage and secure file access, while adhering to best practices for protecting sensitive user dataUtilized intuitive navigation design principles and smart shortcuts, enhancing user experience, employed technologies for smooth animations and responsive UI elementsSet up monitoring and alerting mechanisms to track the performance and stability of the CI/CD pipelines.Implemented privacy features to safeguard user's personal information, including robust data encryption, secure authentication methods, and user consent mechanismsIncorporated Zelle into the app, employing secure API integration methods and encryption for fast and fee-free paymentsUtilized permissions to read contacts when required by the application's functionality, ensuring user privacy and adhering to Android's permission systemIntegrated location services, including precise GPS location, to provide users with accurate location-based features and services while respecting their privacy preferencesImplemented network communication features, including the ability to view network and Wi-Fi connections, while ensuring efficient data transfer, network resilience, and secure data transmissionLeveraged device hardware controls, such as the camera, microphone, and vibration, to enhance user experiences with features like photo capture, audio recording, and haptic feedbackMaintain comprehensive documentation of CI/CD processes, scripts, and tools.Managed system tools permissions, including running at startup and preventing the phone from sleeping, to ensure seamless app functionality and background tasks while optimizing battery usageUtilized permission to run foreground services, enhancing user experiences by enabling essential background tasks to be performed without interruptionIntegrated biometric and fingerprint authentication with permissions, ensuring secure user authentication methodsManaged third-party permissions to ensure seamless integration with external services and libraries while safeguarding user privacyEffectively managed tasks and tracked progress using Jira following Agile methodology principlesSenior Android DeveloperHyundai Motor America, Fountain Valley, CA, Mar22-Nov22App Name: My Hyundai with BluelinkLink: https://play.google.com/store/apps/details?id=com.stationdm.bluelinkDescription: he MyHyundai app streamlines access to information about your Hyundai vehicle, offering features like owner resources, service scheduling, and connectivity to your Bluelink-enabled vehicle via your phone. With Bluelink technology, you can remotely access vehicle features from anywhere, including your home or office. Use the app, you need a MyHyundai.com ID, password, and PIN, and it also supports biometric authentication for added convenience. An active Bluelink subscription is required to unlock all features.Advanced the BlueLink AI-based feature SDK by incorporating crucial functionalities such as Vehicle Navigation Control, Voice Assist Dialling, and Panic Notification.Utilized Clean Architecture to segregate stable business rules (higher-level abstractions) from volatile technical intricacies (lower-level details), and integrated MVP in the presentation layer.Developed sophisticated algorithms for seamless transmission of advertisement packets, proficient scanning for advertisements, and efficient communication with BLE peripheral devices within the peripheral model.Leveraged the Sci-Chart library to vividly highlight real-time vehicle statistical data using Heatmap charts, candlestick charts, and error bars.Fostered partnerships with device manufacturers, overseeing AOSP integration into their hardware and managing critical device bring-up tasks.Collaborated closely with QA teams to swiftly identify and address issues during rigorous CuttleFish testing, ensuring high-quality app releases.Incorporated Web views and integrated the "Link to Privacy Policy" feature into the main menu to enhance user transparency and data privacy.Implemented Firebase Realtime Database to ensure rapid data synchronization, allowing connected devices to receive updates within milliseconds of data changes.Integrated the Kochava SDK for comprehensive tracking of post-install activities, synchronizing data to Mixpanel, and using Firebase to monitor analytics and app crashes.Streamlined module integration with Dagger2 dependency injection, ensuring clear separation of responsibilities and creation of highly testable classes and objects.Implemented fingerprint and face recognition functionality using the Biometric Prompt API for Android P, available exclusively to BlueLink subscribers.Developed service layer code and algorithms for Bluetooth Adapters, Bluetooth Services, car UUID Characteristics, Broadcast Receivers, EventBus, and IBinder interface.Actively supported team members through paired programming and whiteboard concept diagrams, fostering a dynamic and inclusive work environment.Integrated the Google Calendar API for easy access and modification of private calendars and events, facilitating timely updates and scheduling.Configured Git repositories in GitHub, conducted comprehensive code reviews, and played a crucial role in enhancing technical documentation for improved maintainability and comprehensibility.Senior Android App DeveloperLidl US, Arlington, Virginia, Aug21-Feb22https://play.google.com/store/apps/details?id=com.lidl.eci.lidlplus HYPERLINK "https://play.google.com/store/apps/details?id=com.lidl.eci.lidlplus&hl=en&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.lidl.eci.lidlplus&hl=en&gl=US"hl=en HYPERLINK "https://play.google.com/store/apps/details?id=com.lidl.eci.lidlplus&hl=en&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.lidl.eci.lidlplus&hl=en&gl=US"gl=USLidl Plus is the new rewards app designed to give their customers discounts on the products they love. The service is aimed at consumers, who wish to receive personalized information from Lidl Stiftung about offers and promotions from Lidl Plus and offers, products, and services from selected partners and Lidl Companies, which correspond as closely as possible to their interests. The basis for the determination of relevant interests is the purchasing and usage behavior of the products and services of the Lidl companies.Utilized location technologies to provide users with both approximate (network-based) and precise (GPS) location information, enhancing location-based featuresUtilized permissions for posting notifications, ensuring effective communication with usersIntegrated biometric authentication methods, such as fingerprint and biometric technologies, to enhance user securityIntegrated advertisement networks and analytics libraries like Adjust and Google Cloud Messaging (GCM) for targeted marketing and user insightsUsed leveraged Android Jetpack core, Architecture Components, Widgets, AppCompat, and Media libraries for efficient app developmentUtilized Firebase for features like real-time data synchronization, notifications, and authentication, ensuring a seamless user experienceEmployed Retrofit, ReactiveX (RxJava), and Moshi to handle network requests, data parsing, and asynchronous operations securelyUsed Glide, Lottie, and ImageViewZoom for superior image and animation handling, enhancing the visual appeal of the appIntegrated the Google Maps SDK for location-based features and the ZXing library for barcode scanningUtilized libraries like Jackson and Moshi for efficient data serialization and deserializationEmployed JUnit for testing app components and ensuring robust code qualityUtilized AndroidSVG for scalable vector graphics, enhancing visual elementsIntegrated ThreatMetrix SDK for advanced security measures and threat detectionCollaborated with cross-functional teams, including stakeholders and analysts, to deliver app solutions that address business needsAndroid App DeveloperCoca-Cola Atlanta, Georgia, Oct20-Jul21App Name: The CocaCola Freestyle AppLink: https://play.google.com/store/apps/details?id=com.cocacola.droid.pushplayDescription: With the Coca-Cola Freestyle app, users can easily locate the nearest spot to explore endless beverage possibilities. The app's user-friendly location finder helps users discover nearby locations with a Coca-Cola Freestyle fountain offering over 100 choices. Additionally, users can enjoy great deals at their favourite restaurants, movie theatres, and more.Collaborated with the Android SDK to implement Bluetooth and location connectivity components.Utilized SQLite to cache data received from RESTful web services.Constructed HTTP requests, fetched server responses, and parsed feeds as needed.Analysed mobile application code for re-engineering purposes.Involved in gathering requirements and designing the application.Consumed REST services, obtained JSON responses, and parsed them to extract necessary information.Implemented Google Maps API v2 with forward and reverse geolocation.Integrated location-based services using Google Maps API to display the nearest store locations.Created unique designs for both portrait and landscape modes.Managed XML data using efficient parsing techniques such as DOM parser.Used GitHub for project version control, committing and pushing developed code.Collaborated closely with the web application development team to ensure seamless integration between mobile and web applications.Evaluated the application on various Android devices.Employed Crashlytics during testing to ensure the application functioned smoothly.Senior Native Android App DeveloperElevance Health Inc., Indianapolis, Dec19-Sep20https://play.google.com/store/apps/details?id=com.anthem.pulse HYPERLINK "https://play.google.com/store/apps/details?id=com.anthem.pulse&hl=en&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.anthem.pulse&hl=en&gl=US"hl=en HYPERLINK "https://play.google.com/store/apps/details?id=com.anthem.pulse&hl=en&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.anthem.pulse&hl=en&gl=US"gl=USThis app displays organizational information thats important and personalized for each associate Pulse users can utilize the mobile app to easily and quickly search colleagues by name, email, domain ID, etc., use the simplified and visually appealing org-chart to view organizational structures, access and receive important corporate announcements and news from the Featured News section. And so the Wall of Fame celebrates colleagues and their accomplishments. Users can access their profile to view personal associate information securely and access location services to dynamically display the three Elevance Health locations nearby.Extensive use of Android Jetpack Core to implement core Android features efficiently and provided essential building blocks for app developmentLeveraged Android Architecture Components, designed and developed robust, maintainable, and scalable app architectures, ensured the app's longevity and stabilityIntegrated Firebase services for various functionalities, including real-time database, authentication, and cloud messaging, to enhance the app's capabilitiesUsed Android Jetpack VersionedParcelable and Annotations, which helped in managing Parcelable objects efficiently, optimized data exchange between components within the appUtilized Android Jetpack Widgets and AppCompat to create a consistent and appealing user interface, ensuring compatibility with older Android versionsIntegrated GCM to enable push notifications, keeping users informed and engaged with the app's latest updatesUsed AndroidX Activity and Activity Saved State that assisted in managing app activity lifecycles and ensured a smooth user experience even when the app was interrupted or pausedUsed this library to handle media-related tasks, such as image and video processing, to provide rich multimedia content within the app.Implemented swipeable screens and content presentation, enhancing the app's usability with AndroidX Widget ViewPager2Yoga layout engine helped in creating flexible and responsive user interfaces, adapting to various screen sizes and orientations.Leveraged React Native to incorporate cross-platform features and enhance app performanceImplemented app icon badges, providing users with quick access to important information and updates using ShortcutBadgerWorked with a team of developers and testers to incorporate the changes with every releaseLead Android DeveloperFedEx (Federal Express Corporation), Memphis, Jun18-Nov19https://play.google.com/store/apps/details?id=com.fedex.ida.android HYPERLINK "https://play.google.com/store/apps/details?id=com.fedex.ida.android&hl=en&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.fedex.ida.android&hl=en&gl=US"hl=en HYPERLINK "https://play.google.com/store/apps/details?id=com.fedex.ida.android&hl=en&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.fedex.ida.android&hl=en&gl=US"gl=USThis app offers domestic and international shipping labels, to track shipment status and manage the packages wherever users are with the FedEx Mobile app. This app can be used to get quick rates, find a pickup or drop-off location, scan bar codes, and view rewards. Enroll in FedEx Delivery Manager to customize when and where you'd like to receive the packages. This app is available in all regions to track the status of all incoming or outgoing packages, create a mobile shipment label and request a pickup, enable push notifications to get updates on your shipments and sound notifications on delivered shipments, scan a barcode for easy tracking, find a FedEx location nearby, view or cancel a scheduled pickup, create a new pickup, get shipment cost estimates and delivery times, access the shipper address book, Log in with finger or facial recognition and search your list of shipments by tracking number, references, vendors and moreCollaborate with cross-functional teams to design, develop, and enhance the FedEx Mobile App for AndroidImplemented features to allow users to create domestic and international shipping labels, request pickups, and track shipment statusUtilized Android Jetpack Core, Architecture Components, and Widgets to create a smooth and responsive user interfaceIntegrated FedEx services such as package tracking, rate estimation, and pickup scheduling into the appLeverage Firebase for real-time database functionality and push notifications, ensuring users receive timely updates on their shipmentsImplemented AndroidX Activity and Activity Saved State to manage app lifecycles effectively, delivering a seamless user experienceUtilized Android Jetpack Media for multimedia content handling within the appDeveloped advanced features like barcode scanning for tracking, address book integration, and fingerprint or facial recognition for secure loginsUsed Google Cloud Messaging (GCM) for efficient push notificationsCustomized app features based on regions, ensuring that users have access to location-specific servicesIntegrated FedEx Delivery Manager for residential deliveries within the U.S., allowing users to customize their delivery preferencesImplement features such as package holding, delivery instructions, and signature requestsUtilized a wide array of development tools, including Kotlin, Retrofit, Dagger, and ReactiveX, to build efficient and maintainable codeImplemented Google Maps SDK for location-based services and ZXing for barcode scanningImplement code refactoring to reduce redundancy and enhance code readabilityConducted benchmarking and optimization of app performanceCreated comprehensive technical documentation for knowledge transfer within the development teamCollaborated with internal teams to gather requirements, ensure alignment with business goals, and deliver a feature-rich appEncouraged user feedback and address issues promptly to enhance the app's usability and reliabilityStayed updated with the latest technologies and trends to continuously improve the FedEx Mobile AppLead Android App DeveloperNike Inc., Beaverton, Oregon, Jan17-Jun18https://play.google.com/store/apps/details?id=com.nike.omega HYPERLINK "https://play.google.com/store/apps/details?id=com.nike.omega&hl=en&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.nike.omega&hl=en&gl=US"hl=en HYPERLINK "https://play.google.com/store/apps/details?id=com.nike.omega&hl=en&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.nike.omega&hl=en&gl=US"gl=USThe Nike App is developed to amplify the shopping experience and the style - no matter the sport, fashion, or outlet for expression. With exclusive access to the latest Nike products, personalized recommendations, and seamless shopping experiences users can find everything they need to create their look. To be bold, fearless, and ones authentic self, with the Nike App. It helps to discover new favourites that perfectly match the style and performance users need. Online shopping for favourite Nike gear has never been more convenient or rewarding.Design and develop feature-rich Android applications using Android Studio and Java or Kotlin programming, enhanced the shopping experience by integrating in-store features, enabling users to locate and purchase products from physical Nike storesImplemented payment gateways and transactional features to facilitate smooth purchasesEnsured efficient navigation within the app, allowing users to easily find products, locate nearby stores, and explore trending sports and styles.Addressed UI issues and improved the base Android framework for enhanced user experiences by collaborating with UI/UX designers to implement visually appealing and user-friendly interfacesImplemented fragments to optimize app usability on both smartphones and tablets, catering to a broader user baseDeveloped Android applications utilizing various components such as Activities, Fragments, Broadcast Receivers, and Services, ensuring a robust and feature-rich appMigrated Java code to Kotlin for an existing Android application, streamlining codebase maintenance and introducing Kotlin's expressive power for new featuresUtilized AsyncTask for efficient multithreading, enhancing the app's responsiveness and concurrent data processingLeveraged Reactive-X (RxJava and RxAndroid) to create responsive and event-driven components within Android applicationsManaged the implementation of dependency injection in Android using Dagger2, significantly expediting the unit testing process and enhancing code maintainabilityImplemented multiple test cases using Espresso rules, view matches, and view actions, ensuring app reliability and stabilityApplied design patterns to test and develop Android applications, optimizing code structure and maintainabilityMaintained continuous integration using Git and remote repositories on BitBucket, enabling efficient code collaboration and version controlTracked and managed project issues using JIRA, facilitating efficient task allocation and project progress monitoringLeveraged various Android permissions to enhance user experience, such as location services, network access, and Bluetooth connectivityImplemented Google Maps and Location servicesEnsured compliance with privacy regulations, including biometric data handlingCreated comprehensive technical documentation to assist the development team and ensure efficient collaborationAndroid DeveloperLiberty Mutual Insurance Company, Boston, MA, Feb16-Jan17https://play.google.com/store/apps/details?id=com.lmig.pm.internet.mobile.android.libertymutual HYPERLINK "https://play.google.com/store/apps/details?id=com.lmig.pm.internet.mobile.android.libertymutual&hl=en_US&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.lmig.pm.internet.mobile.android.libertymutual&hl=en_US&gl=US"hl=en_US HYPERLINK "https://play.google.com/store/apps/details?id=com.lmig.pm.internet.mobile.android.libertymutual&hl=en_US&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.lmig.pm.internet.mobile.android.libertymutual&hl=en_US&gl=US"gl=USDownload the Liberty Mutual mobile app for a comprehensive digital gateway to your insurance policy. Log in quickly and securely with touch or face recognition. Users can access their ID card with just one touch and manage their policy or claim from anywhere, at any time.Utilized Android Studio for development, ensuring optimal code qualityProgrammed in Java, leveraging both native and third-party frameworks for robust functionalityImplemented Retrofit to manage asynchronous HTTP requests effectively, enhancing app responsivenessCrafted Content Providers with a native approach to facilitate UI updates seamlesslyEnhanced data transfer by incorporating the Parcelable interface for marshaling and unmarshalling Setter and Getter classesSimplified mobile push notifications by integrating Parse, improving user engagementImplemented Dagger for Dependency Injection, streamlining unit testing and enhancing app stabilityPlayed a role in selecting and adopting technologies, ensuring alignment with project goals |
