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Click here or scroll down to respond to this candidateCandidate's Name
Contact: PHONE NUMBER AVAILABLE; Email: EMAIL AVAILABLEPROFILE SUMMARYLead Android Developer with 11+ years of experience, having published 6 apps on the Play Store, specializing in designing and optimizing mobile applicationsExpertise in architectural patterns like MVVM, MVI, and Clean Architecture, ensuring robust, maintainable, and scalable solutions for enterprise applications.Proficient in Jetpack Compose, Kotlin Flow, StateFlow, and Coroutines, optimizing app performance and enhancing developer efficiency with modern Android development tools.Hands-on experience with cross-platform development using Flutter and React Native, ensuring seamless and consistent user experiences across Android and iOS platforms.Experienced in cloud services integration using Firebase, AWS, and Google Cloud, with expertise in Firestore, RealtimeDB, Cloud Functions, and Firebase Cloud Messaging.Extensive experience in CI/CD automation using tools like GitHub Actions, Jenkins, and CircleCI, ensuring smooth app deployment and integration processes.Skilled in Material Design 3 principles and Jetpack Compose, crafting modern, engaging, and responsive user interfaces with smooth animations and transitions.Strong focus on performance optimization using Android Profiler, LeakCanary, and Firebase Performance Monitoring to address memory leaks, improve load times, and fix ANRs.Expertise in handling large datasets efficiently with Lazy Loading, Room, and Paging 3, optimizing app performance under high data loads.Deep understanding of mobile security protocols like OAuth 2.0, JWT, and Biometric Authentication to safeguard user data and enhance app security.Proven proficiency in automated testing frameworks like JUnit 5, Espresso, and Mockito, ensuring reliable app performance through comprehensive test coverage.Knowledgeable in 5G technology and IoT protocols such as Bluetooth Low Energy (BLE) and NFC, leveraging advanced connectivity features in app development.Expertise in dependency injection with Hilt and Dagger 2, ensuring testable, modular code and efficient dependency management.Skilled in multi-threading with Coroutines and RxJava, ensuring smooth app performance under high workloads and complex asynchronous tasks.Actively involved in Agile methodologies like Scrum, collaborating with cross-functional teams to deliver projects efficiently while driving continuous improvement.Object-oriented knowledge and experience in developing professional web applications, mobile applications and enterprise solutions using React Native framework.Competent in debugging and troubleshooting issues in React Native applications, as well as writing unit tests using testing frameworks like Jest.Extensive experience in leveraging Flutter framework to develop intuitive user interfaces and seamless user experiences.Established communication with RESTful APIs using Flutter's built-in HTTP packages, employing Futures and Streams for data retrieval.TECHNICAL SKILLSProgramming Languages: Kotlin, Java, C++, Python, C#/Sharp, TypeScript, HTML, CSS, JavaScript, NodeJS, Groovy, XMLAndroid Platforms: Android Studio, Firebase (Firestore, RealtimeDB), Android JetPack, Compose, Android SDK, Content Resolvers, RecyclerView Layout Manager, RecyclerView Animator, Location Services, Content Providers, JobScheduler, Room, Paging, Espresso, Broadcast Receiver, Services, Activities, LiveData, ViewModel, Room DBFrameworks/APIs: Firebase Push Notifications, Firebase Firestore, Google Places, Google Play Services, Google Maps API, Volley, Retrofit, Junit, Kotlin Coroutines, Kotlin Flow, Glide, Picasso, Coil, Custom Android Views, ListView, RecyclerView, Widgets, Fragments, Bundle, Intents, Runtime Permissions, MVVM, MVP, Repository Layer, Single Source of truth, Cache, Offline Mode, Glide, Google Console APIs, Samsung SDK, Logger, Dagger, Moshi, Robolectric, LeakCanary, Robotium, NFC (Near field communication) technology, Retrofit, OkHttp, Http Logging Interceptor, Certificate Pinning, Camera API, MapsIDEs: Android Studio, IntelliJ, SourceTree, Visual Code, FigmaIssue Tracking & Testing Development Tools: JIRA, Jenkins, Junit, Unit Testing, Agile, Scrum, Git, SVN, GitHub, BitBucket, GitLab, Travis, Confluence, GitHub Actions, Circle CI, Travis CITools: DDMS, ADB, LeakCanary, Firebase, Firebase Crashlytics, ART, Bluetooth Low Energy, Test Driven Development, Continuous Integration, Docker, InstantLink integration, Jenkins, Firebase ConsoleDatabase: MySQL, RoomDB, Sqlite, FireStore, RealtimeDB, MongoDBWeb Integration: REST, SOAP, JSON, GSON, MOSHIDesign Principles: MVP, MVVM, MVC, CLEAN, MVI, Singleton, Adapter, FactoryMultimedia: Picasso, Glide, Fresco, ExoPlayerPush Notifications: Urban Airship/Firebase Cloud Messaging (FCM), Google Cloud Messaging (GCM)PROFESSIONAL EXPERIENCELead Android ArchitectThe Home Depot, Atlanta, GA Aug23 - PresentApp Name: The Home DepotLink: https://play.google.com/store/apps/details?id=com.thehomedepot HYPERLINK "https://play.google.com/store/apps/details?id=com.thehomedepot&hl=en_GB&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.thehomedepot&hl=en_GB&gl=US"hl=en_GB HYPERLINK "https://play.google.com/store/apps/details?id=com.thehomedepot&hl=en_GB&gl=US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.thehomedepot&hl=en_GB&gl=US"gl=USProject Summary: As an Android Architect at The Home Depot, I led the architecture and design of app features, including the "Snap a Picture, Find What You Need" functionality, ensuring seamless image recognition and product search. I optimized performance for managing over a million products, implemented robust backend integrations for real-time data, and enhanced UI/UX design. My focus was on delivering a smooth, user-friendly experience for DIY enthusiasts while mentoring development teams to foster innovation and continuous improvement.Lead the architecture and design of Android features for The Home Depot app, ensuring they align with the vision of providing a seamless, user-friendly experience for DIY enthusiasts.Build custom components for features such as "Snap a Picture, Find What You Need" to deliver accurate image recognition and seamless product search functionality.Ensure the app handles over one million products efficiently, optimizing performance and user experience with responsive UI/UX designs.Architect and implement robust integration with backend services to handle real-time product availability, pricing, and store locators.Design and oversee the architecture of Android applications using Kotlin, ensuring scalability, maintainability, and high performance.Implement MVP to make the application easier to test, with unit tests focusing on the Presenter and ensuring business logic is tested independently from UI components.Developed and implemented animations and transitions, using both built-in Android features and third-party libraries, to enhance the visual appeal and user experience of the app.Optimized the search navigation activity by refining the process for finding station names, improving navigation efficiency and user experience. Utilized Jetpack's Animation API and Compose's Animation library to create smooth transitions.Leverage Kotlins advanced language features, such as coroutines for asynchronous programming, data classes for immutability, and extension functions for cleaner code.Utilize Kotlins null safety and type inference to reduce runtime errors and improve code reliability.Lead the design and implementation of scalable Android applications by separating business logic (Model), UI (View), and user interaction logic (Presenter).Integrated Java Guava libraries for advanced string processing, concurrency, and I/O operations, improving the apps data handling and performance.Lead the implementation of Firebase SDKs such as Firebase Authentication, Firestore, Realtime Database, Firebase Cloud Messaging (FCM), and Firebase Analytics to enhance app functionality.Implement secure authentication flows using Firebase Authentication, integrating login with social media (Google, Facebook) and email/password-based logins while maintaining user data security and privacy.Produced high-quality code using modern techniques and tools, ensuring code maintainability and scalability. Enhanced layout rendering by optimizing view hierarchy, which led to improved performance and faster rendering. Conducted code reviews to ensure delivery of reusable, well-documented, and high-quality code.Utilized the Flutter framework to design and develop robust, cross-platform mobile applications, ensuring a consistent user experience across platforms.Implemented database functionality using SQLite for local storage and Firebase for cloud-based storage, ensuring efficient data retrieval and persistence.Leveraged native Android and third-party technologies like Java, Parse, Volley, SQLite, Picasso, and Android Studio to optimize app performance and functionality.Designed and implemented custom views for better user interface customization, contributing to an enhanced user experience.Debugged and resolved issues related to Bluetooth, network connectivity, and Wi-Fi reception to ensure smooth app operation across various environments.Adopted the CLEAN architectural pattern to enhance modularity, maintainability, and scalability of the application.Executed test cases and fixed bugs to ensure application stability and reliability.Lead development of Android apps by separating concerns into Model (data), View (UI), and Controller (logic) layers for clearer responsibilities and maintainable code.Utilized the Parcelable interface for object serialization and performed automated testing with Robolectric to ensure code quality and stability.Integrate Jetpack Compose with ViewModel and LiveData or StateFlow to manage UI state and data synchronization.Streamlined code dependencies by consolidating the use of OKHTTP and GSON, eliminating reliance on external libraries and improving performance.Implement the Controller layer, which acts as a mediator between the View and Model, managing interactions, user inputs, and updating Views accordingly.Implement and manage local databases using SQLite for offline data storage and retrieval, ensuring efficient data handling and storage optimization within Android applications.Write complex SQL queries to retrieve, insert, update, and delete data efficiently from local databases or external SQL-based systems, ensuring fast response times and minimal impact on app performance.Implemented ListView with the ViewHolder pattern to enhance performance and optimize memory usage.Followed SCRUM (Agile) methodology, actively contributing to SCRUM meetings and discussions. Collaborated closely with Android and iOS development teams to define and adhere to web service APIs and Android best practices.Stayed updated on the latest Flutter updates, features, and best practices, continuously improving coding skills and exploring new technologies to enhance development processes and capabilities.Mentor and guide Android development teams, fostering a culture of collaboration, innovation, and continuous learning within The Home Depot's app development ecosystem.Design and implement modern, declarative UI components using Jetpack Compose, taking advantage of Kotlins concise syntax to build responsive and adaptive interfaces.Lead Android DeveloperPfizer, New York, NY Jun21-Jul23App Name: Travel Smart Pfizer TravelLink: https://play.google.com/store/apps/details?id=com.getroadmap.travel.pfizer HYPERLINK "https://play.google.com/store/apps/details?id=com.getroadmap.travel.pfizer&hl=en_US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.getroadmap.travel.pfizer&hl=en_US"hl=en_USProject Summary: As the Lead Android Developer at Pfizer, I spearheaded the development of the Travel Smart app, driving innovations to enhance traveler convenience, safety, and cost efficiency. I architected the app using MVVM and Jetpack Compose, integrated advanced security features, and optimized performance with Room databases and lazy loading. Additionally, I managed the migration to Kotlin, implemented seamless navigation and state management, and led a team to ensure high-quality, scalable solutions. My role involved coordinating cross-functional teams, leveraging best practices in CI/CD, and delivering a robust, user-centric application.Lead the development and architecture of Android features for the Travel Smart app, focusing on maximizing productivity, improving convenience, and reducing costs for travellers.Design and implement security features to ensure duty of care and traveller safety, incorporating robust authentication and data protection mechanisms.Optimize app performance by managing resources efficiently, ensuring smooth, responsive user experiences while managing travel data and costs.Proposed and implemented a navigation drawer for easy in-app navigation, significantly enhancing user accessibility and flow.Standardized the use of Universal Image Loader API for optimized image loading and efficient memory management across the app.Managed source control via BitBucket, ensuring effective version control and collaboration among team members.Implemented local broadcast messaging for efficient asynchronous communication between app components, improving app responsiveness.Ensure the View and Model layers remain decoupled, allowing for flexibility, easier debugging, and reduced dependencies.Manage the lifecycle of Views, ensuring they are properly updated by the Presenter and handling state restoration across configuration changes.Write SQL-based triggers, constraints, and validation rules to ensure data integrity and consistency across the database, reducing the chances of corrupt or invalid data.Leveraged the observer pattern to handle events in views, ensuring smooth communication across different app components.Designed a lazy loader to optimize movie showtimes downloads, enhancing app performance and reducing data usage.Enhanced the app's performance by utilizing Room databases for caching frequently accessed information, improving offline functionality.Advocated for regular functional unit testing to maintain code quality and reliability across the development lifecycle.Lead efforts to migrate legacy Java codebases to Kotlin, ensuring a smooth transition with minimal disruption.Integrated React Natives built-in capabilities and third-party libraries like Redux or MobX for effective state management.Actively participated in testing design and execution after each sprint to maintain app quality and stability.Implement custom themes and styles using Jetpack Composes theming system to ensure a consistent visual design and adherence to branding guidelines.Architected the app's structure with the MVVM (Model-View-ViewModel) pattern, ensuring scalable, maintainable, and testable code.Develop the Model layer to handle data-related operations, such as database access, network calls, and API integrations using Retrofit or Room.Used Dagger or Hilt for dependency injection, optimizing dependency management and improving testability.Facilitated requirement-gathering sessions with the client to thoroughly understand project goals and IoT-specific needs, including device connectivity, data collection, and remote control features.Led a team of 4, comprising 2 graphic designers and 2 developers, ensuring smooth collaboration and efficient task distribution.Utilized Jira for project tracking and bug management, promoting transparency and accountability throughout the project's lifecycle.Integrate Jetpack Compose with existing XML-based layouts and legacy codebases, ensuring smooth coexistence and gradual migration where necessary.Coordinated efforts between designers and developers to redesign UI screens, incorporating custom views for IoT device data and control, improving both user experience and aesthetics.Manage and optimize Kotlin Multiplatform modules to ensure seamless integration and performance across platforms.Analyze and optimize SQL queries to reduce load times and improve the overall performance of the app by indexing tables, optimizing query structures, and reducing database locks or deadlocks.Adopted Material Design principles to ensure a modern, cohesive design across the app, leveraging the latest UI technologies.Developed high-quality cross-platform mobile applications using the React Native framework, ensuring smooth functionality on both iOS and Android.Completed thorough code documentation for each sprint, ensuring codebase clarity and maintainability.Mentored junior developers in product support and development, fostering skill enhancement and career growth.Integrated third-party libraries, such as Retrofit for networking and Glide for image loading, to accelerate development and enhance app functionality.Utilize Kotlins state management libraries and tools (e.g., Jetpack Compose, LiveData, StateFlow) to handle UI state and data flows effectively within the application.Conducted performance profiling with tools like Android Profiler to identify and fix memory leaks, ANRs, and other performance issues.Implement Firebase Performance Monitoring to track app performance metrics such as network latency, app start time, and screen rendering times, ensuring optimal app performance across different devices and network conditions.Handle App Distribution and Testing via Firebase App Distribution: Use Firebase App Distribution to streamline beta testing by distributing pre-release app versions to testers, gathering feedback, and managing testing workflows.Optimize the View layer to handle UI updates efficiently, ensuring that Views are only updated when necessary, reducing UI lag or unnecessary redraws.Managed the release process, including beta testing through Firebase App Distribution and deployment to the Google Play Store, ensuring smooth rollouts.Prioritized security by implementing best practices, including HTTPS, data encryption, and securing API keys.Conducted code reviews to provide constructive feedback and ensure adherence to coding standards and best practices.Established CI/CD pipelines using Jenkins or GitHub Actions to automate build, test, and deployment processes.Ensured adherence to accessibility standards, improving usability for all users, including those with disabilities.Added support for multiple languages and regional settings, broadening the app's global reach.Led Scrum meetings, sprint planning, and retrospectives to maintain effective project management and continuous improvement.Stayed current with React Native updates and best practices, continuously enhancing development skills and exploring new technologies to improve processes.Created custom views and complex animations to deliver an engaging and unique user experience.Collaborated closely with backend developers, product managers, and QA engineers to ensure alignment on project goals and deliverables.Integrated push notifications using Firebase Cloud Messaging (FCM) to keep users engaged and informed.Implemented analytics tools like Firebase Analytics to track user behavior, providing actionable insights for app improvements.Set up A/B testing frameworks to optimize app features and UI components through experimentation.Sr. Android Mobile App DeveloperAurica Motors, Santa Clara, CA Dec19- May21App Name: Atlas Aurica Hearing ProfessionalsLink: https://play.google.com/store/apps/details?id=ru.rezolve.aurica.atlas HYPERLINK "https://play.google.com/store/apps/details?id=ru.rezolve.aurica.atlas&hl=en_US"& HYPERLINK "https://play.google.com/store/apps/details?id=ru.rezolve.aurica.atlas&hl=en_US"hl=en_USProject Summary: As a Senior Android Mobile App Developer at Aurica Motors, I spearheaded the development of the Aurica Atlas app, enhancing connectivity for hearing aid users through Bluetooth and geolocation services. I implemented features for adjusting hearing aid settings directly from the app, ensuring a seamless and personalized user experience. I also transitioned the app to MVVM architecture, optimized performance with Kotlin coroutines, and led cross-platform development efforts using React Native. My role involved coordinating with designers, developers, and QA teams to deliver a robust, scalable, and user-friendly app.Developed and maintained the Aurica Atlas app, enhancing functionality for hearing aid users by integrating Bluetooth and geolocation services for seamless device recognition and connectivity.Designed and implemented features allowing users to adjust hearing aid settings, including volume, EQ settings, and microphone directionality, directly from the app's main menu.Led the design and implementation of key features for the Aurica Motors app, ensuring that the codebase was robust, scalable, and maintainable.Applied concurrency design patterns with Kotlin coroutines to simplify asynchronous tasks and optimize the consumption of REST API resources.Participated in daily standups, provided updates on tasks, and adhered to agile scrum practices for effective project management and team collaboration.Coordinated with UX/UI designers, backend developers, and QA testers to define requirements, prioritize features, and ensure smooth integration and functionality.Replaced the JobDispatcher implementation with the WorkManager API to enhance background processing efficiency for tasks such as data synchronization and analytics.Developed a secure payment module utilizing OAuth2 tokens, Client Metadata ID, and PayPal's API to handle transactions effectively.Implemented Kotlin Koin for dependency injection, organizing dependencies into modules and sub-modules for better management.Spearheaded the transition from MVP to MVVM architecture, using Android data binding for a more maintainable and scalable codebase.Designed and implemented audio and video playback features, integrating seamlessly with the vehicle's infotainment system and managing media content with AVFoundation.Created intuitive, visually appealing user interfaces using React Natives component-based architecture, working closely with designers to translate mockups into interactive mobile UIs.Developed and maintained BLE communication protocols, enabling features like phone-as-key and remote vehicle access, ensuring reliable connection and data transfer.Built RecyclerViews and adapters to display list information according to UI/UX design requirements, ensuring a smooth user experience.Collaborated with the lead to guide application technologies and support Android versions, aligning with project goals and technological advancements.Developed and maintained cross-platform applications with React Native, ensuring compatibility with both Android and iOS. Used JavaScript and React Native components to build scalable apps.Integrated native modules and libraries into React Native for device-specific functionalities, using Java/Kotlin for platform-specific requirements.Utilized fragments for creating dynamic user interfaces, enhancing overall usability and aesthetics.Employed LeakCanary to detect and resolve memory leaks, optimizing app performance and stability.Coordinated with the iOS team to ensure consistency across platforms.Implemented unit tests with JUnit and Mockito to mock dependencies, ensuring high code quality through rigorous testing.Conducted performance profiling for audio and video features to ensure smooth playback, and implemented automated testing to maintain high-quality experiences.9Applied security measures for BLE connections to protect user data, and managed data synchronization to keep vehicle status and remote commands accurate and timely.Sr. Android Mobile App DeveloperDeutsche Bank, One Columbus Circle New York, NY Apr18- Nov19App Name: Deutsche Bank MobileLink: https://play.google.com/store/apps/details?id=com.db.pwcc.dbmobile HYPERLINK "https://play.google.com/store/apps/details?id=com.db.pwcc.dbmobile&hl=en_US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.db.pwcc.dbmobile&hl=en_US"hl=en_USProject Summary: As a Senior Android Developer at Deutsche Bank, I spearheaded the development and optimization of Multi-Banking features, enabling users to manage accounts from multiple banks within a single, secure app. I designed and implemented advanced functionalities such as Deposit Checks with integrated OCR, and developed high-performance, user-friendly interfaces using modern Android technologies. My role involved ensuring seamless API integrations, real-time data synchronization, and adherence to security best practices, all while collaborating closely with cross-functional teams to deliver a top-tier mobile banking experience.Implement & optimize Multi-Banking features to allow users to track and manage accounts from multiple banks within a single app.Integrate secure APIs and data synchronization mechanisms to ensure seamless connectivity and accurate account information.Design and implement cutting-edge features for the Deutsche Bank Mobile app, focusing on secure and efficient banking solutions.Architect and develop high-performance Android applications with a modern design and intuitive navigation to enhance user experience.Developed and implemented the Deposit Checks feature in the mobile banking app, enabling users to securely deposit checks using their Android devices.Integrated camera functionality to capture check images directly within the app, ensuring a smooth user experience and high image quality.Applied image processing techniques, including OCR (Optical Character Recognition), to accurately extract check details such as amount, payee, and check number.Enabled secure data transmission to the banks servers for check processing, adhering to encryption standards and security best practices.Worked closely with UI/UX designers, backend developers, and QA engineers to ensure seamless integration and optimal performance of the feature.Implemented robust error handling and exception management to provide clear feedback to users in case of processing errors or connectivity issues.Used Android Support Library and Android Design Support Library to ensure UI components adhered to Material Design guidelines.Leveraged Firebase for real-time data synchronization and backend services, ensuring a consistent user experience and data integrity.Designed responsive and user-friendly UI components using Android Widgets and AppCompat, following design patterns like MVC (Model-View-Controller) or MVP (Model-View-Presenter).Developed code using Java, adhering to Object-Oriented Programming (OOP) principles and design patterns.Integrated third-party libraries such as Picasso and Gson for efficient image loading and JSON parsing.Implemented an event-driven architecture with EventBus for decoupled communication between app components and effective user interaction handling.Integrated Google Maps API to offer location-based services, helping users find nearby bank branches or ATMs for check deposits.Conducted unit testing with JUnit to ensure the features reliability and accuracy, covering critical functionalities and edge cases.Followed coding best practices and used tools like Log4j for logging, Javadoc for documentation, and Git for source code management.Stayed current with the latest Android development trends and technologies to continuously enhance the apps performance, security, and user experience.Android Mobile DeveloperHawaiian Airlines, Honolulu, Hawaii Jan16-Mar18App Name: Hawaiian AirlinesLink: https://play.google.com/store/apps/details?id=com.hawaiianairlines.app HYPERLINK "https://play.google.com/store/apps/details?id=com.hawaiianairlines.app&hl=en_US"& HYPERLINK "https://play.google.com/store/apps/details?id=com.hawaiianairlines.app&hl=en_US"hl=en_USProject Summary: As an Android Mobile Developer with Hawaiian Airlines, I optimized the flight search and booking flow for a seamless user experience, integrated APIs for real-time flight data, and built secure, efficient payment processing. I also developed paperless boarding passes, implemented push notifications for flight updates, and enhanced user profiles while ensuring security through robust authentication processes. My role involved collaborating in an Agile environment to deliver quality, scalable solutions that improved user engagement and streamlined travel processes.Implement and optimize the flight search and booking flow, ensuring smooth navigation and a streamlined user experience.Integrate APIs for flight data retrieval, pricing, and availability checks within the app.Ensure secure and efficient payment processing for in-app purchases and bookings.Build and maintain features for faster check-ins, allowing users to complete the check-in process directly from the app.Develop functionality for paperless boarding passes, including barcode generation and integration with airport systems for seamless boarding experiences.Implement real-time push notifications for flight status updates, gate changes, delays, and other essential travel alerts.Ensure reliable background services and messaging to keep users informed throughout their journey.Develop secure authentication and authorization processes for user accounts, ensuring the protection of personal and payment information.Create and manage features for users to view and update their |
