Shixing Mao

I understand the shortcomings of myself, and I am willing to do better.

Have holding capacity for pressure and setback.

Able to adapt to different environments.

Kambaz — Canvas-style Learning Management System (LMS) | Full-Stack Developer | React, TypeScript, Node.js, MongoDB

• Architected and developed a full-stack LMS from concept to deployment, implementing role-based access control with distinct dashboards and workflows for faculty and students.
• Designed and normalized MongoDB schema with Mongoose, defining one-to-many and many-to-many relationships (Users↔Courses, Quizzes↔Questions) for scalable data management.
• Engineered a secure RESTful API with Express.js, providing 15+ endpoints for core functionalities including user enrollment, quiz management (CRUD, publish/unpublish), and session-based authentication.
• Developed a complex quiz module supporting multiple question types (MCQ, True/False, Fill-in-Blank), automated grading, attempt policies, and date-based availability windows.
• Built a responsive React front-end with Redux, featuring optimistic UI updates, context menus, and a faculty preview mode to simulate the student experience.

Recipe Sharing Mobile App| Frontend Developer | React Native, TypeScript, Firebase

• Developed a cross-platform mobile app using React Native and Expo, implementing Firebase Authentication with email/password login and protected route navigation.
• Built a user profile and recipe management system with Firestore integration, enabling recipe creation, sharing, and community browsing with real-time updates.
• Architected complex navigation flow using Expo Router with nested stack navigators, managing authentication state and automatic redirects between public and protected screens.
• Architected complex navigation flows using Expo Router with nested stack navigators, handling authentication state and automatic redirects between public and protected screens.
• Designed responsive UI components, including image uploads, recipe cards, and user avatars, with TouchableOpacity interactions and optimized FlatList rendering for smooth recipe feed performance.

"Kill Doctor Lucky" Game | Java Developer | Java, Swing, OOP | MVC Architecture | Swing GUI | AI Implementation

• Built a multiplayer turn-based strategy game with both CLI and GUI modes using Java Swing
• Implemented a polymorphic player system supporting human and AI players with autonomous decision-making.
• Designed MVC architecture with event-driven controls, interactive world visualization, and dynamic game state management
• Built a modular game engine handling player actions, item management, pathfinding, and win conditions.