Hard-level Web3 interview questions covering MEV, zero-knowledge proofs, advanced DeFi, and protocol design. Q1: Explain MEV (Maximal Extractable Value) and mitigation strategies. Answer: Sandwich Attack MEV Mitigation 1// ✅ Use private mempools (Flashbots) 2// ✅ Implement slippage protection 3contract MEVProtected { 4 …