Felix S.

Senior iOS Developer

Sisikon, Switzerland

Experience

Apr 2024 - Dec 2024
9 months

Senior iOS Developer

Commerzbank AG

  • Developed the comdirect app for iOS, a mobile banking application offering efficient and secure banking management.
  • Implemented key features such as bank transfers, portfolio analysis, and a personalized financial manager.
  • Utilized native Swift with UIKit and SwiftUI frameworks.
  • Employed MVVM and Coordinator design patterns for app-wide consistency.
  • Integrated APIs and structured data with JSON.
  • Maintained documented clean code and ensured high unit test coverage with XCTest.
  • Continuous integration setup using Git and Jenkins.
  • Agile project setup based on Scrum.
  • Team size: 25 (5 iOS, 5 Android, 2 Design, 8 QA, 4 Backend, 1 Product Owner).

Users: > 1 million.

Oct 2023 - Dec 2024
1 year 3 months

Senior iOS Developer

Commerzbank AG

  • Contributed to the comdirect photoTAN app, enabling secure authentication of transactions using an innovative photoTAN process.
  • Implemented the scanning of TANs via the camera of iOS devices for transfers and banking operations.
  • Conducted technical migration from UIKit to SwiftUI.
  • Utilized MVVM and Coordinator design patterns alongside reactive programming with Apple's Combine framework.
  • Integrated APIs with JSON data structures.
  • Maintained clean code documentation.
  • Achieved high test coverage through unit tests with XCTest.
  • Agile project setup based on Scrum.
  • Team size: 15 (4 iOS, 4 Android, 1 Design, 4 QA, 1 Product Owner, 1 Scrum Master).

Users: > 1 million.

Apr 2023 - Oct 2023
7 months

Senior Frontend Developer

SAP SE

  • Developed the KulturPass storefront app for a digital cultural marketplace targeting young adults in Germany.
  • Enabled users to reserve tickets for concerts and other cultural offerings.
  • Built using native TypeScript with the Angular framework.
  • Implemented reactive programming with RxJS.
  • Achieved high UI test coverage using Cypress.
  • Managed GitHub CI for an open-source project.
  • Agile project setup based on Kanban.
  • Team size: 22 (6 Angular, 3 Backend, 2 Design, 8 QA, 1 Architect, 1 Product Owner, 1 Scrum Master).

Users: > 1 million.

May 2022 - May 2023
1 year 1 month

Senior iOS Developer

SAP SE

  • Worked on the Corona-Warn-App, an open-source eHealth app for tracing infection chains and providing exposure notifications for SARS-CoV-2.
  • Provided features for vaccination certificates.
  • Used native Swift with UIKit framework.
  • Applied MVVM and Coordinator design patterns with partial reactive programming using Apple's Combine framework.
  • Worked with an Exposure Notification API.
  • Maintained highly documented clean code for extensibility and maintainability.
  • Achieved high unit and UI test coverage with XCTest.
  • Open-source project setup integrated with GitHub CI.
  • Agile project setup based on Kanban.
  • Team size: 27 (4 iOS, 4 Android, 3 Backend, 2 Design, 8 QA, 2 Architects, 1 Security, 1 Product Owner, 2 Project Leads).

Users: > 10 million.

Jan 2022 - Apr 2022
4 months

Senior iOS Developer

DAK Health Insurance

  • Developed the DAK app, integrating health insurance processes and the "AktivBonus" health bonus program.
  • Ensured the app was fully accessible with support for multi-user and multi-device configurations.
  • Used native Swift with SwiftUI and UIKit frameworks.
  • Implemented app-wide MVVM and Coordinator design patterns.
  • Applied end-to-end programming using RxSwift and Combine reactive frameworks.
  • Achieved very high testing standards with unit and UI tests, meeting 90% code coverage requirements.
  • Used Git and Azure CI integration.
  • Agile project setup based on Scrum.
  • Team size: 21 (6 iOS, 6 Android, 4 Backend, 1 Design, 1 Scrum Master, 1 Product Owner, 1 Process Validator).

Users: 0.8 million.

Feb 2020 - Dec 2021
1 year 11 months

Senior iOS Developer

IBM Germany GmbH / Techniker Health Insurance Fund

Sep 2019 - Dec 2019
4 months

Web UX

DBCargo AG

Oct 2018 - Aug 2019
11 months

iOS & Web Developer

T-Systems International GmbH

May 2018 - Sep 2018
5 months

iOS & Web Developer

metafinanz Information Systems GmbH

May 2016 - Apr 2018
2 years

iOS Developer

Allianz Private Health Insurance AG

May 2015 - Jun 2016
1 year 2 months

Web Developer

Allianz Private Health Insurance AG

Aug 2014 - Apr 2015
9 months

Web Developer

Allianz Private Health Insurance AG

Mar 2012 - Jun 2016
4 years 4 months

Student

FOM University of Applied Science in Munich

  • Earned a Bachelor of Science degree in Business Computer Science.
  • Specialized in web engineering.
  • Completed a thesis on usability for didactic web applications, including a prototype implementation.
  • Final grade: Good (1.7).
  • Thesis grade: Very good (1.0).
Sep 2006 - Jan 2009
2 years 5 months

IT System Specialist Trainee

PricewaterhouseCoopers AG / Chamber of Commerce and Industry Frankfurt

  • Completed professional training as an IT System Specialist.
  • Final grades: PwC (Very good, 1.0) / IHK (Very good, 1.1).

Summary

Felix Schmidt is a Senior Software Engineer specializing in mobile development for iOS and web frontends. He focuses on long-term and complex app projects, preferably in the insurance, healthcare and financial sectors.

The software projects he has worked on serve over 10 million users worldwide. With a degree in Business Computer Science and 15 years of experience, he has collaborated with clients such as SAP, Allianz and Commerzbank.

Languages

German
Native
English
Advanced

Education

Mar 2012 - Jun 2016

FOM University of Applied Science in Munich

Bachelor of Science, Major in Web Engineering · Business Computer Science · Munich, Germany · 1.7

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