Rust Cryptography Engineer _JD
RedotPay · Hong Kong
ApplyJob Description
Job responsibilities : • Design and implement MPC/TSS core capabilities using Rust: DKG, threshold signature, refresh, reshare, and cryptographic processes related to key recovery. • Support multi-curve signature requirements (at least secp256k1 ECDSA, Ed25519), and design a key derivation scheme that meets the isolation between the recharge address pool and the business Vault. • Implement share nodes and protocol cores into a secure operating environment (including collaboration with AWS Nitro Enclave/KMS, etc.) to improve attestation and threat models. • Collaborate with wallet mid-platform, security, SRE, provide stable signature API, and bind approval/allowlist/limit policies to signature session. • Establish test vectors, fuzz tests, and audit documents to promote third-party cryptographic audits and continuous reinforcement. • Technical solutions for participating in key ceremony, disaster recovery, and node replacement exercises.
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