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Yassine-Sayadi

PROFILE

Yassine-sayadi

Yassine Sayadi developed and enhanced the STEAM-POWER_V3 repository over three months, delivering a robust quiz management and gameplay system with real-time data integration and admin controls. He designed and implemented backend models using Node.js, Prisma ORM, and SQL, enabling structured question and answer workflows, group-based endpoints, and live microbit data handling. On the frontend, Yassine built React-based interfaces for quiz participation, admin oversight, and leaderboard ranking, integrating CSS for UI polish and feedback. His work included rigorous validation, code refactoring, and testing, resulting in scalable, maintainable features that improved data integrity, user engagement, and analytics readiness.

Overall Statistics

Feature vs Bugs

87%Features

Repository Contributions

65Total
Bugs
4
Commits
65
Features
26
Lines of code
8,609
Activity Months3

Work History

May 2025

9 Commits • 2 Features

May 1, 2025

May 2025 performance summary for the STEAM-POWER_V3 project (Davidvdb1/STEAM-POWER_V3). Focused on delivering key feature enhancements, stabilizing the quiz experience, and enabling data-driven insights through a new Leaderboard. The work emphasized business value and technical excellence through frontend-backend integration, UI polish, and maintainability improvements.

April 2025

38 Commits • 22 Features

Apr 1, 2025

April 2025 (2025-04) – STEAM-POWER_V3 monthly recap for business value and technical excellence. Key features delivered: - Score Endpoint and Frontend Integration: Implemented end-to-end quiz scoring via new score API endpoint and integrated it in the frontend for real-time feedback. - Seed Data Updates for Questions: Expanded seed data to support quizzes with diverse questions. - Prisma Data Model: Answer: Added Answer model to Prisma schema to capture structured quiz responses. - Submit and Get Questions Endpoints for Groups: Enabled group-based question submission and retrieval with additional information. - Quiz Page UI Enhancements and Feedback Integration: Quiz page now renders as a list; added answer feedback component; integrated feedback across the quiz UI; UI transitions and cleanup. - Codebase Refactor and Cleanup: Renamed Components to components, removed unused code/imports to improve maintainability. - General Question Option: Added general question option to support varied question types. - Testing Infrastructure and Mock Data: Introduced mock data for quiz page tests and later toggled off mock data with admin/group view capabilities. - Group selection authorization and state checks: Implemented login/role checks and safeguards for group selection. - Live microbit data integration: Added event listener to fetch live data from the microbit controller for real-time quiz interactions. - Bonus scores submission fetch logic: Reworked fetch flow for submitting bonus scores. - Database migrations: Prisma migrations applied to keep schema in sync with new models and endpoints. - Admin/Teacher quiz view input behavior: Disabled inputs in admin/teacher quiz view for stability. - Energy data handling: Rounded energy readings to 3 decimals; improved loading behavior and styling for groups. - Feedback placement and UI polish: Positioned feedback components near the question list; several UI polish commits. - Question and validation quality: Updated question model schema/classes; fixed a validation copy-paste bug; improved question list filtering of inactive items. - Testing improvements: Updated energy/microbit reading logic in tests and cleaned mock/test code. Major bugs fixed: - Group selection: Added login/role checks and safeguards to prevent invalid group selections. - Validation: Corrected a copy-paste error in question validation logic. - Admin view: Disabled inputs and removed the old feedback component to reduce confusion. Overall impact and accomplishments: - Delivered a robust end-to-end quiz workflow (data modeling, endpoints, and UI) that enables scalable quizzes, accurate scoring, and admin-friendly controls. The project now supports group-level question management, live microbit data, and improved data integrity through migrations and refactors. - Achieved performance and reliability gains via code cleanup, naming consistency, and testing improvements, reducing regression risk and easing future feature work. Technologies/skills demonstrated: - Backend/API design (Node/TS), Prisma ORM and migrations, robust data modeling (Answer model). - Frontend: React/UI/UX improvements, list-based quiz rendering, feedback integration, and dynamic event handling (microbit data). - Security/auth: group selection authorization and role checks. - Testing & quality: mock data, testing infrastructure improvements, and codebase hygiene.

March 2025

18 Commits • 2 Features

Mar 1, 2025

March 2025 performance summary for STEAM-POWER_V3: Implemented a data-driven Question Management System and a full Quiz Gameplay experience, delivering business-ready content creation and engaging user flows while strengthening data integrity and admin UX. Key features include a Prisma-backed Question model with full CRUD (backend) and per-type fields (wind/water/solar) plus admin UI utilities for viewing/adding/editing questions, including delete/activate and input validation. The Quiz Gameplay and Experience feature provides an energy-source selection menu, live power data integration, scoring, multiple attempts, answer feedback, and dedicated end screens with group bonus scoring. Major bugs fixed and quality improvements were achieved in the admin UI and data validation: strengthened question model validations (e.g., non-empty fields, per-type fields, max attempts), stabilized delete/activate flows with reusable modal components, and refined admin views and forms to reduce data-entry errors. These changes improved data integrity, admin efficiency, and user experience. Overall impact: The month delivered robust content management and engaging quiz experiences with a strong foundation for analytics, enabling faster content iteration, reliable data capture, and higher user engagement. Technologies/skills demonstrated include Prisma ORM, Node/TypeScript backend, React-based admin UI, frontend/backend validation, modular UI components, and live data integration for real-time feedback.

Activity

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Quality Metrics

Correctness85.6%
Maintainability85.6%
Architecture81.0%
Performance81.4%
AI Usage20.6%

Skills & Technologies

Programming Languages

CSSHTMLJavaScriptPrismaSCSSSQL

Technical Skills

API DevelopmentAPI IntegrationBackend DevelopmentBackend IntegrationCSSCSS AnimationsCSS StylingCode CleanupCode RefactoringComponent DevelopmentDOM ManipulationData IntegrationDatabase DesignDatabase ManagementDatabase Migration

Repositories Contributed To

1 repo

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

Davidvdb1/STEAM-POWER_V3

Mar 2025 May 2025
3 Months active

Languages Used

CSSHTMLJavaScriptPrismaSCSSSQL

Technical Skills

API DevelopmentAPI IntegrationBackend DevelopmentCSSCSS AnimationsDatabase Management

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