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yoy

PROFILE

Yoy

Yoy worked on the tutao/tutanota repository, delivering a wide range of features and improvements across onboarding, subscription management, UI design, and platform reliability. Over twelve months, Yoy built and refactored core flows such as signup wizards with QR recovery, dynamic plan selectors, and campaign-driven pricing logic, using TypeScript, JavaScript, and React. Their technical approach emphasized maintainable component design, robust error handling, and cross-platform consistency for web, iOS, and Android. By integrating A/B testing, accessibility, and internationalization, Yoy improved user experience and conversion. The work demonstrated depth in full stack development, test framework stabilization, and design system modernization.

Overall Statistics

Feature vs Bugs

77%Features

Repository Contributions

69Total
Bugs
9
Commits
69
Features
30
Lines of code
50,564
Activity Months12

Your Network

63 people

Same Organization

@tutao.de
28

Work History

January 2026

13 Commits • 2 Features

Jan 1, 2026

January 2026: Tutao/tutanota delivered onboarding and UI-system improvements that reduce friction, improve consistency, and accelerate future work. Key features include a Wizard-based signup flow with QR-based recovery, in-flow guidance, translations, and layout tweaks for campaign plans; and a comprehensive UI Design System refresh across core UI components, including login buttons, text fields, checkboxes, snack bars, PayPal button styling, and recovery kit content. A critical bug fix ensures the upgrade satisfaction dialog cannot appear more than once per upgrade. The work also encompasses refactoring for the new design system and payment method retrieval, plus targeted UI polish for spacing and layout. This contributes to higher onboarding conversion, reduced UI debt, and more maintainable, scalable UI components.

December 2025

3 Commits • 2 Features

Dec 1, 2025

December 2025 performance summary for the tutao/tutanota repo. Key features and fixes delivered include UI Styling Cleanup and Consistency, Automatic Login After Signup, and asset management improvements. These changes enhanced onboarding experience, reduced asset bloat, and strengthened cross-app UI alignment. Technical execution included frontend refactoring, routing logic updates, and cross-team coordination across the calendar and mail apps, delivering measurable business value through faster first-use, smoother UI, and leaner asset loads.

October 2025

5 Commits • 3 Features

Oct 1, 2025

Concise monthly summary for 2025-10 focusing on feature delivery, bug fixes, and business impact for the tutao/tutanota repository.

September 2025

9 Commits • 4 Features

Sep 1, 2025

September 2025 monthly summary for the tutao/tutanota repository. Focused on release readiness, UX improvements for payments, migration-safe changes, and design system consistency. Delivered several key features and critical fixes, with measurable impact on release reliability, user experience on iOS, and maintainability of the codebase.

August 2025

6 Commits • 1 Features

Aug 1, 2025

2025-08 Monthly Summary – tutao/tutanota Key features delivered: UX enhancement in the signup flow by hiding the free plan option once a paid plan is selected, simplifying upgrades and reducing downgrade risk. Major bugs fixed: stabilization of usage tracking and the testing framework by removing unnecessary precondition checks, pruning unused tests, and correcting tracking stages across signup flows. Overall impact: improved telemetry accuracy, reduced test noise, and a smoother onboarding experience that supports higher conversion and customer satisfaction. Technologies/skills demonstrated: test framework hardening, telemetry/event tracking adjustments, UI/UX refinements in signup, and focused maintenance of the test suite with clear commits across the repository.

July 2025

10 Commits • 3 Features

Jul 1, 2025

July 2025 performance summary for tutao/tutanota: Delivered security- and usability-focused improvements to the signup flow and user feedback experiences, with cross-platform support and AB testing capabilities. Key outcomes include improved signup robustness, stronger CAPTCHA security, configurable signup via URL, and a broader user satisfaction channel.

June 2025

5 Commits • 1 Features

Jun 1, 2025

June 2025 — Focused on delivering a better plan upgrade experience, stabilizing pricing behavior, and restoring CI reliability across platforms for tutao/tutanota. Key outcomes include: (1) New plan selector rolled out as default with unified upgrade flows and a maintained iOS/discount fallback; (2) pricing retrieval/display fixes to handle unavailable Apple prices and correct price formatting for Revolutionary and Legend plans across iOS and standard pricing; (3) Android CI pipeline reliability restored by fixing a Jenkinsfile syntax error in the calendar build job. These changes reduce user friction, improve pricing accuracy, and strengthen deployment discipline across mobile and backend workflows.

May 2025

3 Commits • 3 Features

May 1, 2025

May 2025 monthly summary for tutao/tutanota: Delivered three UX and engineering enhancements focused on maintainability and user engagement. Key contributions include: 1) Icon Definitions Reorganization: Reordered the Icons enum and the IconsSvg mapping to improve code organization and ease future icon additions; no functional changes (commit 570bc8492605e76b70790ef91f77799bf653df2e). 2) Subscription UX Improvements: Post-Upgrade Satisfaction Prompt: Refactored the satisfaction dialog to trigger after a successful subscription upgrade using showUserSatisfactionDialogAfterUpgrade (commit 750f10cb4656658eab66d06af14496b6473c925a). 3) Subscription UX Improvements: Plan-Specific Dialogs: Adjusted dialogs for Revolutionary and legacy private plans to show the switch dialog from the main action on the support tuta page (commit 06dfb210a99847733b4bf2e9ebfd1e5834cc33d8). These changes improved maintainability, user relevance of prompts, and aligned UX with plan/account changes.

April 2025

5 Commits • 3 Features

Apr 1, 2025

April 2025 monthly summary for repo tutao/tutanota: Delivered major UI and UX enhancements with a Material Design 3 theme refresh, added whitelabel color token migration support, and overhauled the plan selection/subscription workflow, complemented by corrections to usage test documentation. These changes align visual design, improve admin workflows, and enhance monetization flows, delivering measurable business value through consistent UI, streamlined admin processes, and improved user conversion potential. Highlights include refactoring theme system to Material 3 tokens across components; introducing a color token mapper and admin prompts for whitelabel migrations; major UX overhaul of plan display, payment interval selection, and experimentation framework; and documentation fixes ensuring accurate usage guides.

March 2025

1 Commits • 1 Features

Mar 1, 2025

March 2025 monthly summary focusing on key accomplishments and business impact: Visual polish and consistency achieved by implementing iOS launcher icon theming with a system dark background, including updates to binary assets for the calendar and Tutao apps. This change aligns with iOS dark mode expectations, improves branding consistency across devices, and prepares the asset pipeline for future platform-specific theming. No critical bugs were reported this month; changes were reviewed and assets validated for release readiness.

February 2025

3 Commits • 2 Features

Feb 1, 2025

February 2025 focused on improving analytics fidelity, release readiness, and UI stability for tutao/tutanota. The work delivered better data-driven decision support, streamlined release preparation, and more reliable multi-page dialogs, contributing to customer value and product quality.

January 2025

6 Commits • 5 Features

Jan 1, 2025

January 2025 monthly summary focusing on key accomplishments and business value delivered across tutao/tutanota. Key investments in SEO, pricing UX, accessibility, localization, and build maintainability; no explicit bug fixes documented in this period; these deliverables reduce time-to-market for new features and improve user experience and retention.

Activity

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Quality Metrics

Correctness93.0%
Maintainability89.0%
Architecture86.4%
Performance88.2%
AI Usage22.0%

Skills & Technologies

Programming Languages

Asset CatalogCSSGradleHTMLJavaJavaScriptJenkinsfileKotlinMarkdownPlist

Technical Skills

A/B TestingAPI DesignAPI IntegrationAccessibilityAndroid DevelopmentAsset ManagementBackend DevelopmentBackend IntegrationBuild System ConfigurationCI/CDCSPCSSCode CleanupCode RefactoringComponent Design

Repositories Contributed To

1 repo

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

tutao/tutanota

Jan 2025 Jan 2026
12 Months active

Languages Used

JavaScriptRustTypeScriptGradlePlistXMLAsset CatalogCSS

Technical Skills

API DesignBackend DevelopmentBuild System ConfigurationComponent RefactoringFront End DevelopmentFront-end Development