Protocol Engineer
Core
Design and implement core protocol components for decentralized interoperability across heterogeneous blockchains, ensuring rigorous security and performance.
Role type
Senior IC protocol engineer (blockchain interoperability)
Builds
Cross-chain messaging protocol infrastructure and smart contract primitives
Domain
Web3 / Blockchain / Cryptography
Deliverable
production ML models | product features | infrastructure
Required skills
Solidity, distributed systems fundamentals, formal verification, invariant testing, simulation frameworks, fuzzing, cryptographic techniques, gas optimization, upgradeability patterns, modularity, composability
Preferred skills
Experience with bridges, interoperability layers, state sync systems, light clients, workflow engines, decentralized finance
Technologies
Solidity, EVM, non-EVM chains
Responsibilities
Design and implement core protocol contracts and logic; Collaborate to develop new system primitives and validate security assumptions; Own components across lifecycle from architecture to deployment; Contribute to high-assurance engineering practices; Investigate emerging cryptographic techniques; Optimize for correctness and safety in gas-constrained environments; Keep pace with changes across supported chains
Seniority
Senior, hands-on IC