How would you go about designing a social news feed for an iOS app that's on par with the likes of Twitter and other popular platforms?

Very hard Difficulty

Very-hard questions are the ultimate test of your expertise and preparation. They demand not just knowledge, but creativity and strategic thinking, often addressing unique or highly technical aspects of your field.

iOS System Design question

iOS System Design questions evaluate your ability to architect mobile applications. Showcase your knowledge of iOS frameworks, design patterns, performance considerations, and how you create robust, scalable app architectures.

Here's a Hint

Focus on client-server architecture, data models, caching strategies, and UI performance optimizations. Consider infinite scrolling implementation and real-time updates.