Summary
Kai-marcel Teuber is an experienced iOS developer with 10 years building apps across iPhone, iPad, AppleTV and WatchOS using Swift, Objective-C, SwiftUI and UIKit. He has shipped production software for high-profile projects in finance, health, transportation and insurance, including the Corona Warn App, Börse Frankfurt, Tradegate and Deutsche Bahn’s Next Navigator. As a senior and lead engineer he has driven mobile architecture and releases at organizations like SAP, Die Techniker and e-abo GmbH, and continues to work freelance on iOS projects. He’s comfortable integrating REST/JSON/XML backends and navigating domain-specific constraints such as privacy and regulatory requirements. Based in Hesse, Germany, he combines a strong academic background (Diplom-Informatiker, Goethe-Universität Frankfurt) with pragmatic, product-focused delivery. An understated strength is his fluency across the Apple device ecosystem, enabling consistent UX and performance across multiplatform builds.
10 years of coding experience
5 years of employment as a software developer
Diplom-Informatiker, Computer Science, 1,6, Diplom-Informatiker, Computer Science, 1,6 at Goethe-Universität Frankfurt