Jonathan O Email & Phone Number

Minneapolis, Minnesota, United States

Contributed to application requirement analysis for achieving the specifications suggested to improve the applicationIntegrated receipt check app with looper/Jenkins for continuous integration, continuous delivery, and continuous deployment. Automated sending Jenkins built Apk to different channels such as slack, outlook email, proximity among others.Implemented off-line mode version of the app using connectivity manager class Adding Kotlin in unit tests, writing new classes in Kotlin and migrating some modules from Java to KotlinImplemented interactive training screens using navigation component of android Implemented multiple banners throughout the app to display messages to the associate at a given period of time. Implemented multi receipt capability, to scan all receipts which belongs to one member and merge them into one receipt. Implemented the capability of deleting item in case it is unintentionally scanned. Implemented what’s new screens which shows new features to the associates of a new version of the app. Implemented feedback feature and integrated it with slack channel, where the associates communicate directly to the developers. Changed the look and feel of the app by completely changing already existing UI. Made the app treat slow network calls as offline, to make the app fast. Implemented trouble scanning flow. which is an alternative in case a barcode can’t be scanned. Implemented a configurable capability of the app, to allow associates to scan one item in the cart.

Boston, Massachusetts, United States

Developing new features in the latest Kotlin version with Java 8 lambdasCreating DSL for entities in KotlinCreating APIs using the Swagger frameworkUnit testing using Power Mockito, Test Builds using JenkinsUpdated to Rxjava2 which was used to handle background computationsCustomized the Action Bar and menu using different modesUsed a swipe layout within a recycle viewUsed Event Bus to pass information between several elements within the projectCreating custom views based on given requirementsChange views based off real time responses from userRefactoring views to use Constraint layout, ultimately increasing performance by removing nested viewsFragment based application, working rotating, passing, and receiving data in multiple fragmentsUse MVVM architecture combined with databinding enforcing the single principal ruleHelp with all bug fixes and UI changes

Atlanta, Georgia, United States

Agile and lean development process, cross-team collaborationUpdating app to meet new UX standards and new business requirements to drive app-based sales and interest.Unit testing using Power Mockito, Test Builds using JenkinsRepository based in git/stash, Implemented returns for Adobe Analytics AppUsed Urban Airship to receive notifications with bundles.Used Picasso to load images from URL sources found within a JSON string.Used a swipe layout within a recycle view.Customized the Action Bar and menu using different modes.Created a custom Text View for collapsing/expanding text.Filter messages so that older formatted message does not get displayed.Designed icon layout with dynamic elements.Retrieved callback objects in order to define layouts and populate informationUsed Event Bus to pass information between several elements within the project.Used Gesture Detection to initiate ActionsCreated switch for choosing which layouts to use using Apptimize Feature FlagsInitialized Runtime Permission request based off of end user’s responses.Dynamically controlled ViewPager based off of end user’s responses and progression within the process.Implemented multi-layered drawable vectorsUpdated to Rxjava which was used to handle background computations Implemented dynamic landing fragment based off of network connection.Used Ansync http request / responses to retrieve information needed to populate views.Implemented views based off of information provided by responses.