Jannik Feuerhahn

Project Big Pond App (Discover Marine Life) - Developed Open Source native iOS App using data from public APIs - Utilized VIPER architecture; integrated Firebase Crashlytics, Analytics with custom events - Developed UX-Friendly Table/CollectionViews using GCD, caching and skeleton views Project Smart Home App - Implemented native Android App UI based on Adobe XD prototypes - Implemented bidirectional communications with IOT hardware using REST APIs

- Led three team members developing and maintaining 15+ mobile apps with 500.000+ installs; mediated interests of shareholders, developers and designers - Led development of the Wilo Assistant App 2019 Relaunch; coordinated individual efforts to complete set milestones for both the Android and iOS app under time constraints; successfully delivered the product in time for the targeted industry trade fair - Mentored three trainees during their apprenticeship

- Conceptualized and realized native iOS apps using Objective-C, UIKit, Auto Layout, Programmatic UI and common UI Patterns (MVVM, VIPER) - Implemented AR features by integrating Unity and Cordova APIs in native apps Localized and Internationalized apps in 23 Locales - Responsible for App Store, TestFlight and Ad-Hoc Deployment (Code Signing) - Developed features for Android Apps using Java; responsible for managing Play Store Distribution

Excellent (93%), Software Development Excellent (94%), Final project (iOS app module room size measurements)