June 2020 - Present - Amazon (Sunnyvale)

iOS subject matter expert (Swift/Objective-C). Working on Alexa mobile native iOS (Swift) and native ReactNative bridges (TypeScript/Objective-C). Also developing internal tools using TypeScript and Python to increase productivity and CI/CD. Mentor to amazing engineers.

Senior Software Development Engineer and CTO

August 2017 - May 2020 - PnewSoft, LLC (Remote)

Launched applications for iOS, Android, web and PDF generation developed in Swift,  Angular Typescript and PHP. Products won several awards at nationwide trade shows.

Independent iOS developer

March 2017 - May 2020 (Remote)

Finished 24 freelancing projects and earned promotion to freelancer.com preferred Freelancer program.

Student Java and iOS developer

August 2015 - March 2018 - PlanetHome Group (Munich, Germany)

Build Unit and UI web tests with Java and Selenium. Build foundation of iOS client application.

Open Source


iOS application to support the LGBTQ community to provide insights into a voice's pitch range and show analytics based on the (traditional) 'male', 'female' or androgynous pitch ranges


Harvard Business School Online (Remote)

2019 - Entrepreneurship Essentials

IUBH University of Applied Science (Bonn, Germany)

August 2015 - Present - Bachelor of Science (B.Sc.) Business Informatics

Skills / Experience

Languages: Swift, Objective-C, Typescript, Javascript, HTML, SCSS (Angular), PHP

Frameworks: UIKit, MapKit, CoreLocation, AVFoundation, NotificationCenter, CoreGraphics, SwiftLint, RxSwift, RxJS, Realm, CocoaPods, NPM, Alamofire, IGListKit, Firebase, Crashlytics, Bugsnag, Fabric