Cross-Chain Interoperability

Jul 10, 2026 — Jul 31, 2026

4 sessions · 4h each

107DAYS

15HRS

44MIN

11 / 20 enrolled

Sessions

Per Session

Max Students

$300

Price

ABOUT

Build applications that work across multiple chains. From bridges to messaging protocols, master the multi-chain future.

+200 XP if you pass

elene_dao

Solidity maximalist. Writing gas-efficient code since 2017.

Light clients, relayers, optimistic bridges, and ZK bridges — trade-offs and security models.

Build a cross-chain NFT bridge with messaging between Ethereum and two L2s.

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