The book is a 9/10. The GitHub PDF is a bootleg that works in a pinch, but don’t rely on it for 100% accuracy or legality.

Volume 2 is widely considered the superior book for Staff Engineer interviews (L6/E6) because it dives deeper into and distributed transactions (2PC, SAGA) .

System Design Interview Alex Xu Volume 2 Pdf Github Fixed Jun 2026

The book is a 9/10. The GitHub PDF is a bootleg that works in a pinch, but don’t rely on it for 100% accuracy or legality.

Volume 2 is widely considered the superior book for Staff Engineer interviews (L6/E6) because it dives deeper into and distributed transactions (2PC, SAGA) . system design interview alex xu volume 2 pdf github fixed