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Yannick Rudolf

PROFILE

Yannick Rudolf

Over a two-month period, contributed to the TDT4290-Gr6/math-mate repository by establishing a modular, scalable backend architecture and delivering rapid feature development. Built core authentication and country management flows using Next.js, TypeScript, and Prisma, integrating NextAuth for secure, multi-provider authentication. Applied domain-driven design and dependency injection to ensure maintainable, testable code, while refining data models and repository patterns for robust database interaction. Enhanced developer experience through improved documentation, code organization, and CI/CD integration. Addressed 41 bugs and delivered 41 features, focusing on data integrity, security, and extensibility to support future growth and efficient onboarding of new contributors.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

148Total
Bugs
41
Commits
148
Features
41
Lines of code
12,694
Activity Months2

Work History

October 2025

119 Commits • 33 Features

Oct 1, 2025

October 2025 focused on strengthening the product’s foundation: authentication, data modeling, and data access patterns to reduce risk, improve security, and enable scalable growth. The team delivered core capabilities and architectural improvements that directly support faster feature delivery and a better developer experience. Key features delivered: - Entities Data Modeling Improvements: defined entity models aligned with Supabase; refined via coderabbit’s suggestions to improve data integrity and migration readiness. - Authentication and Authorization Infrastructure: established a robust auth flow with Supabase and middleware, implemented signIn/signOut in the authentication service, wired authService into DI, and adopted NextAuth as the primary authentication mechanism. - Prisma-based Data Access Layer: introduced Prisma-based data access with a singleton Prisma client and DI wiring for user and country repositories, improving data access patterns and performance. - User Authentication System: implemented sign-in controller, use case, and repository interface; integrated NextAuth including a signIn page. - DI-driven, Modular Architecture: expanded DI graph for sign-in, get countries, set country, and solves flows; introduced mock repositories to enable testing and faster iterations while keeping production parity. Major bugs fixed: - Fix(repository): convert createCountry id from string to int and synchronize with database. - Fix(next-auth): update signIn to be more generic and robust. - Mock/Auth cleanup: apply latest changes to mock auth and remove unused Supabase auth files. - Middleware improvements: add matcher to avoid protecting static assets. - CreateCountry validation: remove parameter from validateSession to fix the validation flow. - Sign-in and DI fixes: adjust signIn controller/use-case wiring; fix DI to return usersModule and update environment variable handling where needed. Overall impact and accomplishments: - Strengthened security posture with NextAuth, reduced production risk through consistent DI wiring, and improved data integrity via Prisma integration. - Enabled scalable multi-provider authentication readiness and streamlined onboarding for new developers. - Established modular, testable architecture for countries, solves, and user flows, accelerating future feature delivery and maintenance. Technologies and skills demonstrated: - NextAuth, Supabase authentication, and middleware patterns - Prisma ORM: schema setup, singleton client, repository integration - Dependency Injection and modular architecture - Repository pattern, mocks, and test scaffolding - Server actions (experimental) and related orchestration concepts - Documentation and developer experience improvements

September 2025

29 Commits • 8 Features

Sep 1, 2025

September 2025 (2025-09) milestone: established a scalable foundation for the math-mate project with a structured architecture, enabling rapid feature delivery and robust testing. Delivered a complete bootstrap of the project, domain-driven design elements for country management, authentication scaffolding, and DI wiring. Implemented the core country domain end-to-end with entity, repository interface, and create-country use case, plus infrastructure mocks and interface adapters. Fixed path alias issues and improved type safety, preparing the codebase for reliable growth.

Activity

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Quality Metrics

Correctness88.4%
Maintainability91.4%
Architecture86.8%
Performance85.2%
AI Usage22.2%

Skills & Technologies

Programming Languages

CSSGitHTMLJSONJavaScriptMarkdownPrismaSQLSVGShell

Technical Skills

API DesignAPI DevelopmentAuthenticationBackend DevelopmentBackend developmentCI/CDCSSCode FormattingCode OrganizationConfigurationConfiguration ManagementController ImplementationData ModelingDatabase DesignDatabase Interaction

Repositories Contributed To

1 repo

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

TDT4290-Gr6/math-mate

Sep 2025 Oct 2025
2 Months active

Languages Used

CSSGitHTMLJSONJavaScriptMarkdownPrismaSVG

Technical Skills

API DesignAPI DevelopmentBackend DevelopmentCSSCode FormattingCode Organization