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Mauritz Sjödin

PROFILE

Mauritz Sjödin

Mauritz Sjödin contributed to lichess-org/mobile and lichess-org/lila by delivering front-end features and UI/UX refinements focused on maintainability and user experience. He overhauled puzzle and game layouts, consolidated chessboard components into a reusable BoardWidget, and standardized error handling to reduce duplication and improve consistency. Using Flutter, Dart, and CSS, Mauritz addressed alignment issues, improved loading states, and enhanced cross-browser readability. His work included refactoring widget structures, optimizing state management, and ensuring reliable startup behavior on Android. These efforts resulted in a cleaner codebase, faster iteration cycles, and a more cohesive interface for both web and mobile users.

Overall Statistics

Feature vs Bugs

67%Features

Repository Contributions

16Total
Bugs
2
Commits
16
Features
4
Lines of code
4,616
Activity Months3

Work History

June 2025

6 Commits • 2 Features

Jun 1, 2025

June 2025 monthly summary for lichess-org/mobile focused on UX improvements and code quality: Delivered two high-impact front-end features with targeted bug/quality fixes and refactors to reduce duplication and standardize error handling. Key features delivered: - Puzzle Storm UI Overhaul: new layout, improved loading and error handling, removal of PuzzleLayout, and a unified puzzle error board component to enhance user experience during puzzle storm gameplay. - Board Widget Consolidation: introduced a reusable BoardWidget to replace duplicated chessboard UI across puzzle screens and the main layout, improving maintainability and consistency. Major bugs fixed / quality improvements: - Standardized error presentation by adopting a common error board across puzzle screens. - Reduced duplication and potential bugs by refactoring to reuse the _BoardWidget, eliminating several duplicated implementations. - Minor UI formatting fixes to ensure consistency across puzzle screens. Overall impact and accomplishments: - Improved user experience during puzzle storms with faster load times and clearer error states. - Stronger codebase: reduced duplication, easier maintenance, and faster future enhancements. - Enabled smoother collaboration and faster iteration cycles through standardized components and error handling. Technologies/skills demonstrated: - Front-end componentization and reuse (BoardWidget pattern) - Refactoring for maintainability and consistency - Improved UX through layout and error handling improvements - Attention to UI consistency and quality via formatting fixes

May 2025

8 Commits • 1 Features

May 1, 2025

May 2025 monthly summary for lichess-org/mobile focusing on UI/UX refinements, stability improvements, and verified behavior during loading states. Delivered a cohesive mobile puzzle and game layout experience, reinforced startup reliability, and ensured visible controls during content loading, enabling faster user adoption and reduced support friction.

December 2024

2 Commits • 1 Features

Dec 1, 2024

December 2024 monthly summary for lichess-org/lila: Implemented Move Comments Link Alignment UI Polish to improve visual consistency and readability. Addressed alignment issues by removing unnecessary vertical-align styling and centering move-comment links with surrounding text. Two commits completed to fix the alignment and rendering.

Activity

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Quality Metrics

Correctness90.0%
Maintainability90.0%
Architecture85.6%
Performance85.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

CSSDartFlutterJavaKotlinSCSS

Technical Skills

CSSCode ReusabilityCodebase OrganizationFlutterFlutter DevelopmentFront End DevelopmentGame DevelopmentMobile DevelopmentRefactoringState ManagementUI DevelopmentUI/UX DesignUI/UX DevelopmentUI/UX RefinementWidget Composition

Repositories Contributed To

2 repos

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

lichess-org/mobile

May 2025 Jun 2025
2 Months active

Languages Used

DartFlutterJavaKotlin

Technical Skills

Codebase OrganizationFlutterFlutter DevelopmentGame DevelopmentMobile DevelopmentRefactoring

lichess-org/lila

Dec 2024 Dec 2024
1 Month active

Languages Used

CSSSCSS

Technical Skills

CSSFront End Development

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