Winnie Teichmann
Senior IOS Developer at Mozilla
Potsdam, Brandenburg, Germany
Summary
🤩
Rockstar🎓
Top SchoolWinnie Teichmann is a Senior iOS Developer with 10 years of experience building polished, accessible mobile apps from startup projects to large-scale products. Based in Potsdam, she currently contributes to Firefox for iOS at Mozilla, focusing on UI refactors and accessibility improvements that benefit VoiceOver users and overall theming robustness. Her background spans native Swift and Objective-C, VoIP/WebRTC apps, CI/CD with Bitrise, unit/UI testing, and mentoring teams as an iOS tech lead. Known as a meticulous bug hunter and detail-oriented engineer, she has a track record of shipping well-received features and maintaining high-quality release cadence. She also brings broader engineering experience from Java backends to WordPress plugin development, giving her pragmatic cross-stack instincts. Off the obvious path, Winnie has repeatedly driven accessibility and localization efforts—writing tooling and processes to make apps more inclusive.
10 years of coding experience
18 years of employment as a software developer
-, Medienmanagement, -, Medienmanagement at Hochschule Mittweida-, Informatik, -, Informatik at Fernuniversität HagenComputer Science Expert with Subject Area Software Development, Computer Science Expert with Subject Area Software Development at Georg-Simon-Ohm-Schule Köln-, Informatik + Anglistik/Amerikanistik, -, Informatik + Anglistik/Amerikanistik at University of Potsdam
German, English, French
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (6)
accessibility10
uid10
swift10
ios10
front-end-development10
ui-design10
Programming languages (3)
Github contributions (5)
mozilla-mobile/firefox-ios
Jun 2022 - Jan 2023
Firefox for iOS
Role in this project:
Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:1 release, 1700 reviews, 102 commits in 7 months
Contributions summary:Winnie focused on refactoring and improving the Firefox iOS app, primarily working on UI components and accessibility features. Their contributions included replacing image identifiers, adding accessibility labels and traits for VoiceOver users, and fixing issues related to the display and theming of various UI elements. They also addressed bugs related to Reader Mode and tab closing behavior.
firefoxiosswiftbrowserios-app
thatswinnie/firefox-ios
Jun 2022 - Apr 2024
Firefox for iOS
Contributions:543 pushes, 471 branches in 1 year 10 months
firefoxmozillaiosfirefox-addon
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