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System Design Question

Design a Personalized News Feed System

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  1. Functional Requirements:

    • User Authentication: Users must be able to log in and authenticate their identity.
    • Personalized Content Delivery: The system should deliver news articles tailored to individual user preferences and interests.
    • Content Filtering: Users should have the ability to filter news based on categories, sources, and keywords.
    • User Feedback Mechanism: Allow users to like, dislike, or save articles to improve personalization.
    • Real-time Updates: The news feed should update in real-time as new articles are published.
    • Search Functionality: Users should be able to search for specific news articles or topics.
    • Multi-language Support: Provide news articles in multiple languages based on user preferences.
    • Notification System: Notify users of breaking news or updates in their areas of interest.
    • Content Sharing: Enable users to share articles on social media platforms or via email.
  2. Non-Functional Requirements:

    • Scalability: The system should handle a large number of users and high volumes of data efficiently.
    • Performance: Ensure low latency in delivering news articles and updates.
    • Availability: The system should be highly available with minimal downtime.
    • Security: Protect user data and ensure secure access to the system.
    • Data Privacy: Comply with data protection regulations and ensure user data privacy.
    • Usability: The interface should be intuitive and easy to navigate for users.
    • Reliability: Ensure consistent performance and accurate delivery of personalized content.
    • Maintainability: The system should be easy to update and maintain over time.
    • Extensibility: Allow for future enhancements and integration with other services or platforms.

System Design Diagrams

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