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Develop and maintain Chainlink data feeds and automation services used by the majority of DeFi TVL. You will write on-chain contracts and off-chain no...

Work on Arbitrum Nitro and Stylus — scaling Ethereum with optimistic rollups and WASM smart contracts. You will improve sequencer performance, fraud p...

Ship core OP Stack components that power Optimism and Superchain partners. You will work on fault proofs, batch submission, and shared sequencing infr...

Extend LayerZero's omnichain messaging protocol to new chains and message types. You will implement ultra-light clients, relayer coordination, and sec...

Contribute to Solana validator performance, runtime optimizations, and developer tooling. You will work on one of the highest-throughput L1 networks a...

Operate Infura's multi-chain RPC infrastructure serving billions of requests daily. You will improve reliability, autoscaling, and observability acros...