Jason Maderski Email & Phone Number

Ocoee, Fl, Us

Orlando, Florida, United States

• Developed new additions and enhancements for the Android version of the Disney Genie+ Service that is used by millions of active users each yea• Created a new Confirm Party Screen using compose for Disney Genie+ Purchase• Converted XML screens and UI components to compose as part of a modernization effort to reduce maintenance cost and increase performance• Led the creation of a Server-Driven UI Flutter renderer for displaying dynamic UI to improve speed to market• Used Kotlin, Coroutines, Compose, Dagger 2, MockK, Lottie, Android SDK, Android Studio, Flutter, Dart, Visual Studio Code

• Developed a complete redesign of the current Android consumer facing app to improve user engagement and experience• Collaborated with teammates on coming up with a new modular Android consumer app architecture to improve maintainability, reduce risk the of changes in one part affecting other parts, faster development and simplify testing• Worked with the Restaurants Point-of-Sale Team on moving their Windows dependent Point-of-Sale Web App to Android(Elo)• Created an Android app with a WebView that showed the Point-of-Sale Web App and provided the permissions and access to things like camera, USB and storage• Created a Java to Golang bridge for the existing local printer server (written in Golang), so that the Web app could send/receive to the printers and/or scales connected via USB on an Android device• Created an Android Auth SDK that follows the OpenID Connect Spec for all SpotOn mobile teams to use for Single Sign On Login to provide an improved user experience and increased security• Fully responsible for porting over the Android Auth SDK to iOS• Use Kotlin, Coroutines, Compose, Hilt, Koin, Junit5, Android SDK, Android Studio, Swift, Swift UI, Xcode, Golang, Visual Studio Code

• Worked on various Android libraries that are used in the My Disney Experience App and Disneyland App• Fully responsible for all create/change/cancel party selection screens and party related components for Genie Booking Library• Created a Sample App Support Library for common sample app components to be shared among libraries such as login• Created and work with shared UI components across UI libraries in the Support Library• Use sealed classes and LiveData to manage state of the UI• Created UI components and accessibility components that follow the wireframes and red lines from the design team• Extensive use of RecyclerViews with delegate adapters and animations• Extensive use of Dagger 2 with Fragment and Activity scoping of components and modules• Made updates and fixed various bugs in the existing BLE library to prepare library for production• Hooked up services and created persistent cache of available regions for the Location Library• Used Kotlin, XML, Dagger 2, MockK, Room, Lottie, Android SDK, Android Studio

Lake Buena Vista, Florida

• Contract to create various components for Fast Pass• Extensive use of RecyclerViews with delegate adapters and animations• Create and work with shared UI components in the Fast Pass UI libraries• Use Lottie animation files• Daily team scrum meetings with 2 week sprints• Use Kotlin, Java, XML, Mockito, WireMock, Lottie, Android SDK, Android Studio, Intellij, Otto

Orlando, Florida Area

•Researched and selected Serendipity UI framework•Developed responsive MVVM UI and various components for Serendipity•Use of Xamarin IDE for development of Android and iOS versions of Serendipity app•Setup the iOS and Android store pages, acting as the Serendipity release manager for both platforms•Created Serendipity demo app for Sales and demonstration purposes which turned into the MVP(minimum viable product)•Work with C#, XAML, Xamarin.Forms, Xamarin.iOS, and Xamarin.Android

Orlando, Florida Area

• Responsible for the Livox alternative communication app, helps people without speech or functional writing skills communicate• Implemented the following in Livox:-- Otto event bus to decouple the UI-- Retrofit 2 to make all of Livox’s REST API calls-- Glide for fast and efficient image loading-- Firebase Analytics with Big Query for user data collection and Crashlytics for crash reporting-- Google’s Vision API for the eye blink control feature-- Google’s Location and Places APIs for use with the machine learning part of Livox-- Unit and Instrument testing(The app had none when I started)-- Collaborated with our backend developer on designing the REST API for Livox• Created the login and verification process for the app• Added Realm to the app to store and encrypt all user authorization and license information• Worked closely with our Machine Learning Expert to design and create the LivoxNow recommendation feature that uses machine learning to recommend items based on a number of factors such as usage, location and time• Used the android speech recognizer to listen for a keyword located anywhere in the sentence and then run it through NLP• Created a classifier for common questions that wouldn’t contain a keyword like “What is your name?”• Created a way for the user to easily share their items between different users and tablets.• The original expansion file was 478MB with 24000 images, I was able to reduce the file size to 252MB with Trimage• Refactored most of the app from Portuguese to English • Replaced Activities with Fragments where it made sense• Redesigned most of the UI which added the ability to use the app in portrait mode and for app to be used with phones• Use Kotlin, Java, XML, Firebase, Crashlytics, SQLite, Realm, Otto, Retrofit2, Gson, Glide, Joda-Time, PowerMock, Mockito, Gradle, Android SDK, Android Studio, Postman

Orlando, Florida Area

•Contract to implement Firebase into the PowerDMS iOS(native)/Android(native) app and help build Android app•Currently developing parts of the Android PowerDMS app•Implemented the document loading screen, redesigned login screen, various fragments, document sign functionality, handling of writing a document to disk, Fingerprint functionality, AES Encrypt/Decrypt file functionality and various other parts of the Android app•Used Retrofit2 to make various PowerDMS API calls•Fix bugs that are found by the internal beta testers•Perform weekly code reviews with peers

Orlando, Florida Area

•Contract to build and publish a total of 3 iOS/Android apps(1 for Retailers, 1 for Brewers, and 1 for Distributers)•Responsible for the entire client side app development from creation to publishing•Each app can scan in barcodes located on the kegs or pallets using the phones camera or a Bluetooth barcode scanner•Each app interfaces with any Bluetooth barcode scanner as a Human Interface Device instead of using Serial Port Profile due to the client’s preference to keep Bluetooth barcode scanner compatibility as open as possible•Use of SOAP web services to send and receive tracking and authorization information•Use of CustomRenderers and Inversion of Control to utilize platform specific functionality with Xamarin.Forms•Use C#, XAML, Zxing.Mobile, Xamarin.Forms, Xamarin.iOS, and Xamarin.Android

Orlando, Florida Area

• Consultant for a new startup called Edunav(creates plans, gives time to completion, estimated cost, pay and jobs associated with a major, shows what classes are available and what can be taken, essentially an e-advisor for students)• Use the scripting language called ‘Scribe’ to create/modify degrees• Write specifications for improvements and changes to software• Started implementing the support process by creating process documentation and begun putting a process in place• Works with engineering team daily on reporting and solving bugs• Responsible for keeping track of all issues that are found, ensure that issues do not fall through the cracks, and report any delays or items that are at risk of being delayed

Orlando, Florida Area

• Developed an Android specific app called Notice, it takes notifications from your phone and displays them on your computer-- Implemented the UI and executed QA testing scenarios-- Implemented the onboarding screens/process, notification creation, and app icon overlay on notification image-- Created additional features such as Auto-Dismiss(automatically dismisses notifications from other apps on a user’s phone) and Mute notifications sent to the computer • Developed a prototype of an infinity mirror gadget that displayed glance-able information of the notifications from your phone• Developed a simple Android specific app called IT Fast Flashlight, could easily toggle torch on and off• Used Java, XML, Android SDK, Android Studio, Gradle

Orlando, Florida Area

• Consultant to implement the product ConnectOnce(Middleware that securely connected Follett programs to various institutional systems)• Setup Hypervisors(XenServer, Hyper-V, and esxi) on local server for testing and troubleshooting• Wrote objects in Java for the Online Educational Resources(OER) portion of Follett Discover• Setup MongoDB for holding OER information• Performed QA testing on ConnectOnce itself and Follett products that used ConnectOnce• Created instructions and assisted technical staff with installation of ConnectOnce• Worked closely with Linux virtual machines• Reviewed issues/support cases created by Follett before sending them to engineering• Trained the Follett implementation team• Used SQL Developer for troubleshooting and verification of an institutions dataset• Wrote specifications and created mockups for engineering based off of the information provided in the Business Requirements Documents and meetings with Follett

Apopka, Fl

• Performed stray light and range performance testing on handheld rangefinders• Evaluation of MWIR and LWIR thermal cameras• Evaluation and optimization of the performance of color cameras.• Use of Aptina Devware, Imatest, and ImageJ for camera evaluation• Using an Arduino, I built, programmed and documented a smart button with indicator to control filter flippers• Design of an engineering bench that performs color calibration, MRC and resolution testing for both day and thermal cameras

Apopka, Fl

• Design, build, and manage test stations used to characterize high performance U.S. military hardware.• Documentation, validation, and verification of new test systems to ensure they meet production standards.• Incorporation of automation into the design of new test systems.• Design and integrate custom tooling utilizing COTS and custom fixtures for optimal return on investment.• Create schedules and labor budgets associated with work activities.• Develop calibration requirements for production test systems utilizing standard practices and test methodologies• Interact with other engineering groups to define, document, analyze, perform and interpret tests for products, systems, components or modifications.• Analyze test cases and provide regular status updates to functional management.• Specify and evaluate off-axis parabolic (OAP) or spherical mirrors utilizing interferometric alignment and wavefront evaluation techniques.• Used software for modeling, wavefront analysis & beam diagnostics.

Orlando, Florida Area

•Managed Tegrity/FEEDS support staff, managed Tegrity Media Server, scheduling, problem mitigation, and customer service•Support staff was responsible for overseeing day-to-day operation of lecture recording serving 120 faculty and 3000 students

Orlando, Florida Area

Collected engineering data and provided support for GMB's traffic planning engineers