To truly "top" the interview, don't stop at the book. Combine Xu’s Volume 2 with:
As for a PDF or GitHub link, I couldn't find a publicly available copy of the book. However, I can suggest some alternatives: system design interview alex xu volume 2 pdf github top
Distributed Message Queues (Kafka-style), S3-like Object Storage, and Metrics Monitoring. Real-Time Engagement: Gaming Leaderboards and Distributed Email Services. Key Takeaways & Framework The book follows a consistent 4-step framework To truly "top" the interview, don't stop at the book
The System Design Interview GitHub repository offers: To truly "top" the interview