Senior iOS Developer

CV auf Anfrage.

• Android
• iOS9 J.
• Java (allg.)
• Kotlin
• Objective-C
• Swift (Programmiersprache)

I’m available for freelance work as a senior developer, software architect and IT consultant in the Berlin region, specializing in native mobile development for (preferably) iOS and (also) Android.
Nowadays I most often seem to lead teams but am also more than happy to create a whole app or integrate in a team as a developer.

iOS Development
Swift, Objective-C, SwiftUI, UIKit, RxSwift, Combine, Core Data, Realm, XCTest, advanced knowledge of most APIs in the iOS SDK with a strong focus on Foundation Network, Network Extensions, Core Motion and CoreGraphics
Android Development
Java, Kotlin, Jetpack, Dagger, Realm, RxJava, decent knowledge of the Android SDK, GCM / FCM, JUnit
IoT / Network
TCP / UDP, POSIX Sockets, Bluetooth LE, EnOcean, SSDP / UPnP, XMPP, RADIUS
Other
GraphQL, Rest, Docker, Git, WatchOS, JavaScript, node.js, Appcelerator, React Native, PHP, Python, CI / CD with Jenkins, Bamboo, CircleCI and Bitrise, SQL, Bash, common a-/symmetrical encryption solutions, Kanban, Scrum