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Felix Kleis

PROFILE

Felix Kleis

Felix Kleis developed and maintained the ProjektAdLer/2D_3D_AdLer repository, delivering a robust 3D/2D learning environment with features such as avatar customization, narrative frameworks, and gamified progression. He applied TypeScript and React to architect modular UI components, integrated backend APIs, and implemented internationalization for global reach. His work emphasized test-driven development, with extensive unit and integration tests ensuring reliability across evolving features like experience leveling, settings management, and adaptive UI. By refactoring code for maintainability and expanding test coverage, Felix enabled faster iteration and reduced regression risk, resulting in a scalable, user-focused platform with consistent engineering quality.

Overall Statistics

Feature vs Bugs

70%Features

Repository Contributions

351Total
Bugs
49
Commits
351
Features
116
Lines of code
76,399
Activity Months13

Work History

October 2025

30 Commits • 13 Features

Oct 1, 2025

October 2025 highlights for ProjektAdLer/2D_3D_AdLer: focus on localization, testing, and UX quality improvements to unlock global reach, reduce regressions, and improve user experience. Key outcomes include expanded internationalization, augmented test coverage, audio/UI consistency improvements, and release readiness.

September 2025

44 Commits • 10 Features

Sep 1, 2025

September 2025 monthly summary for ProjektAdLer/2D_3D_AdLer focusing on business value and technical achievements. The team delivered stabilizing fixes, expanded test coverage, and strengthened core settings and learning world calculations, enabling more reliable releases and faster verification across both 2D/3D game experiences and tooling.

August 2025

13 Commits • 2 Features

Aug 1, 2025

August 2025 monthly summary for ProjektAdLer/2D_3D_AdLer. Focused on delivering user-facing features, stabilizing UI, and laying groundwork for gamification and localization. Resulted in improved onboarding experiences, consistent layouts across devices, and scalable theming and localization support. See key achievements for detailed commit references.

July 2025

34 Commits • 21 Features

Jul 1, 2025

July 2025 performance summary for ProjektAdLer repositories. Delivered substantial user-facing enhancements and strengthened engineering quality across two main repositories (2D_3D_AdLer and Documentation). Key features include global time estimation across the app with visible estimates in LearningSpaceDetail and menu-level summaries, and new double-click interactions for world menus and spaces with refined tooltips. Major reliability improvements were achieved through targeted UI tests for LearningSpaceDetailPresenter, LearningWorldDetailPresenter, and SpaceDetailView, along with fixes to space graph interactions (no-pan behavior, graph button tooltips) and snapshots. Ongoing code quality gains came from linter fixes and BackendAdapter test stabilization, complemented by documentation updates for narrative framework, XP/level-up display, avatar customization guidance, and generic documentation terminology. Business value includes clearer time guidance for learners, faster and more intuitive navigation, improved release confidence through robust tests, and clearer developer documentation for future work.

June 2025

7 Commits • 3 Features

Jun 1, 2025

June 2025 performance summary for ProjektAdLer/2D_3D_AdLer: Delivered centralized version configuration and UI version display, updated release notes and changelog, and introduced an Experience and Leveling system to enhance onboarding and learning. These changes improve maintainability, release reliability, and user engagement, with traceability from UI to changelog via versioned entries. Key repo activities spanned config.ts modernization, UI updates, and documentation improvements.

May 2025

15 Commits • 2 Features

May 1, 2025

May 2025 monthly summary for ProjektAdLer/2D_3D_AdLer: Delivered core NPC storytelling capabilities and a robust XP/leveling system, alongside code quality improvements and strengthened test coverage. The work focused on business value: enhancing user storytelling fidelity, enabling gamified learning progression, and reducing technical debt.

April 2025

27 Commits • 9 Features

Apr 1, 2025

April 2025 monthly summary focusing on key accomplishments, major fixes, and business impact for ProjektAdLer/2D_3D_AdLer. The month delivered substantial narrative framework improvements, expanded test coverage, UI enhancements for world completion, camera behavior refinements, and graphics/assets updates, all contributing to a more maintainable codebase, richer user experience, and higher release confidence.

March 2025

52 Commits • 17 Features

Mar 1, 2025

March 2025 monthly summary for ProjektAdLer/2D_3D_AdLer focusing on test quality, stability, and framework groundwork. Key features delivered include substantial UI test coverage for LearningWorld (CompletionModalPresenter, GetLearningWorld use case, and LearningWorldScorePanelPresenter), port and adaptivity test coverage for LearningWorld port calls, and updates to test data snapshots to reflect new model names. In addition, foundational NarrativeFramework integration and theming work was advanced, with related presentation and usecase wiring and UI readiness for spacetheme, alongside frontend theme migrations. Major bugs fixed improved stability and test reliability (LearningSpace tests, broken import links, obsolete test removal, lint warning cleanup, and ScoreLearningElementUsecase test fix).

February 2025

44 Commits • 12 Features

Feb 1, 2025

February 2025 performance summary for ProjektdAdLer repositories: - Key features delivered across the 2D/3D Avatar Editor suite and supporting docs, with a strong emphasis on user-facing quality and developer tooling. - Major stability and test automation gains through extensive builder/presenter tests, async/test enhancements, and test coverage expansions. - Clean code and documentation improvements to reduce future technical debt and improve onboarding. Overall impact: reduced regression risk for avatar editor features, faster feature delivery, and clearer developer guidance. Business value includes improved user experience in the Avatar Editor, more reliable UI components (World Completion modal, Avatar Editor previews), and a maintainable codebase with comprehensive tests and up-to-date docs.

January 2025

34 Commits • 9 Features

Jan 1, 2025

January 2025 monthly summary for ProjektAdLer/2D_3D_AdLer: Focused on stabilizing and expanding the Avatar Editor experience, delivering backend/config support, broader UI item coverage, and robust testing. Key features delivered include backend methods and a mock getAvatarConfig for avatar handling, and a fully wired Avatar Editor ViewModel with body categories, loading/config handling, and adjusted initial menu visibility. The UI was expanded with new avatar items (beards, hairs, headgears, glasses, backpacks, shoes, pants, shirts) and linked body categories to usecase logic, complemented by a refactored Presenter for readability. A comprehensive testing suite was completed, including Avatar Port tests and tests for Avatar Editor components with updated snapshots. Major bugs fixed include undefined errors in AvatarEditorViewModel, undefined color handling, and asset rename issues, along with general cleanup (removing console logs, merge fixes). Overall impact: smoother end-to-end avatar editing, higher UI stability, and faster feature delivery with improved test coverage. Technologies/skills demonstrated include MVVM-like ViewModel/Presenter patterns, unit and snapshot testing, UI-driven feature expansion, and diligent code hygiene.

December 2024

10 Commits • 2 Features

Dec 1, 2024

December 2024 monthly recap for ProjektAdLer/2D_3D_AdLer: Delivered two major features (Avatar Color System Overhaul with Color Picker UX and Space Selection UX Enhancements), fixed a key test alignment bug for the H5P learning element icon, and established improvements that boost localization readiness, UI consistency, and learning-space discoverability. These efforts deliver business value through improved user experience, faster feature iteration, and stronger test reliability.

November 2024

35 Commits • 13 Features

Nov 1, 2024

Monthly summary for 2024-11 focused on delivering user-centric avatar customization, UI improvements, and reliability gains. Key features were delivered across the avatar editor, UI, and color tooling; tests and localization were expanded to improve quality and accessibility; and logging and stability were enhanced to support operations and troubleshooting. The work directly supports higher user engagement, better customization, and more predictable software delivery.

October 2024

6 Commits • 3 Features

Oct 1, 2024

In 2024-10, delivered UX-focused error handling and resilience improvements for ProjektAdLer/2D_3D_AdLer. Implemented notification-based feedback for element loading and adaptivity submission, hardened learning-space availability handling, and enhanced error reporting and logging across scoring and element loading. These changes reduce user-facing errors, improve feedback during login, and increase maintainability through clearer traces and tests. Technologies demonstrated include TypeScript-based use cases, notification port patterns, Axios error handling, and test-driven enhancements.

Activity

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Quality Metrics

Correctness92.0%
Maintainability91.0%
Architecture86.2%
Performance87.8%
AI Usage20.2%

Skills & Technologies

Programming Languages

CSSGLSLHTMLJSONJavaScriptMarkdownReactSVGTypeScriptXML

Technical Skills

3D Avatar Customization3D Graphics3D ModelingAPI IntegrationApplication ArchitectureApplication DevelopmentApplication LogicAsset IntegrationAsset ManagementAsynchronous ProgrammingAudio IntegrationAvatar CustomizationBabylon.jsBackend DevelopmentBackend Integration

Repositories Contributed To

2 repos

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

ProjektAdLer/2D_3D_AdLer

Oct 2024 Oct 2025
13 Months active

Languages Used

JavaScriptTypeScriptCSSHTMLReacttsxMarkdownGLSL

Technical Skills

Backend DevelopmentBackend IntegrationDependency InjectionError HandlingFull Stack DevelopmentLogging

ProjektAdLer/Documentation

Feb 2025 Jul 2025
2 Months active

Languages Used

MarkdownXML

Technical Skills

DocumentationDocumentation ManagementTechnical Writing

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