Design Patterns: Implement the Singleton design pattern in an Angular application to ensure a single instance of a service throughout the app.
Performance Optimization: Apply lazy loading techniques to Angular modules to enhance loading speed and application performance.
Application Testing: Use Jasmine and Karma for unit and integration testing in Angular components, ensuring their proper functionality.
State Management: Integrate NgRx into an Angular project for efficient application state management, easing the handling of shared data across components.