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PROFILE

Mac-github

Over nine months, Mac contributed to the tutao/tutanota repository by building and refining cross-platform subscription, onboarding, and offline storage features. He improved data models and error handling in Swift and TypeScript, enabling safer migrations and more resilient mobile flows. Mac enhanced camera permissions and theme management for iOS and macOS, ensuring smoother user experiences across devices. He addressed subscription edge cases and UI/UX polish, focusing on maintainability through code hygiene and documentation updates. His work demonstrated depth in API integration, CI/CD, and defensive programming, consistently reducing technical debt and supporting reliable, testable releases for both end users and developers.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

17Total
Bugs
5
Commits
17
Features
10
Lines of code
4,745
Activity Months9

Your Network

63 people

Same Organization

@tutao.de
28

Work History

January 2026

3 Commits • 2 Features

Jan 1, 2026

January 2026 monthly summary for tutao/tutanota: Delivered mobile-focused features and reliability improvements with clear business value. Focused on iOS testing capabilities, WebView compatibility, and code readability to support maintainability and faster iterations across mobile environments.

December 2025

1 Commits

Dec 1, 2025

December 2025 monthly summary for tutao/tutanota focusing on delivering business value through a critical subscription flow bug fix, its impact on user experience, and the technical skills demonstrated.

November 2025

1 Commits • 1 Features

Nov 1, 2025

November 2025 monthly summary for tutao/tutanota focused on onboarding UX polish. Delivered a UI/UX enhancement for the Signup Wizard by adjusting bottom padding for signup wizard buttons to improve visual consistency and accessibility across devices. This minor UI refinement reduces onboarding friction and supports higher completion rates while maintaining code quality and collaboration.

September 2025

1 Commits • 1 Features

Sep 1, 2025

September 2025: Delivered Adaptive iOS Theme Token Migration with a Dark Fallback Theme for tutao/tutanota, introducing a dark fallback and conditional currentThemeWithFallback to support migration to new color tokens and ensure a consistent user experience during theme transitions across light/dark modes. The fix addresses the theme loader migration to new tokens to prevent drift during deployment.

August 2025

2 Commits • 1 Features

Aug 1, 2025

August 2025 monthly summary for tutao/tutanota focusing on camera permission handling enhancements across macOS and iOS. Delivered changes to stabilize camera usage, reduce permission prompts, and prevent QR scanning crashes, with entitlements updates to support smoother media access in WKWebView.

May 2025

3 Commits • 3 Features

May 1, 2025

May 2025 performance summary for tutao/tutanota: Delivered core improvements in offline data handling, user experience, and code quality. Implemented a migration-ready offline data model, integrated localized UX messaging, and tightened Swift error handling. These changes reduce startup time, improve reliability in offline scenarios, and elevate code maintainability, supporting faster feature delivery and lower risk of regressions.

April 2025

3 Commits • 1 Features

Apr 1, 2025

April 2025: Delivered cross-platform improvements for tutao/tutanota with a focus on data model simplification and robustness. Key outcomes include: (1) Data Model Cleanup: Removed MobilePlanPrice displayZero property across Android, iOS, and TypeScript, simplifying the subscription confirmation flow; (2) Notification System Robustness: Implemented safe JSON deserialization for alarms, discarding or returning empty results on decode failure to prevent crashes. Impact: reduced technical debt, lower risk of runtime errors, and improved user experience on pricing and alarm-related features. Skills demonstrated: cross-platform data modeling, defensive programming, robust deserialization, and precise commit hygiene.

March 2025

2 Commits • 1 Features

Mar 1, 2025

March 2025: Tutao/Tutanota delivered focused code quality and pricing accuracy improvements, boosting release readiness and customer-facing correctness.

December 2024

1 Commits

Dec 1, 2024

December 2024 — Tutao/tutanota: Code Quality Improvement in app-ios. Standardized Swift formatting by reordering imports and unifying comment formatting across two files to align with project standards. This work improves readability, maintainability, and reduces diffs in future PRs.

Activity

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Quality Metrics

Correctness93.0%
Maintainability89.4%
Architecture84.8%
Performance85.8%
AI Usage22.4%

Skills & Technologies

Programming Languages

JavaScriptKotlinSwiftTypeScriptXML

Technical Skills

API IntegrationCI/CDCode FormattingCode HygieneCode OptimizationCross-Platform DevelopmentData ModelingElectronError HandlingFront-end DevelopmentFrontend DevelopmentJavaScriptMobile DevelopmentMobile PaymentsOffline Storage

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

tutao/tutanota

Dec 2024 Jan 2026
9 Months active

Languages Used

SwiftTypeScriptKotlinJavaScriptXML

Technical Skills

Code FormattingiOS DevelopmentCI/CDCode HygieneFrontend DevelopmentSubscription Management