Security Architect (f/m/d)
Core
Technical owner of security and privacy assurance for a self-custody crypto wallet during its first delivery phase, ensuring keys are generated and stored on the user's device with no server-side access.
Role type
Senior Security Architect (Crypto Wallet)
Builds
Self-custody crypto wallet SDK and backend infrastructure
Domain
Cryptocurrency, Digital Assets, Mobile Security
Deliverable
production ML models | product features | infrastructure
Required skills
Mobile security (iOS/Android), Applied cryptography, Cloud security (AWS), Secure SDLC, Digital-asset security, Incident response
Preferred skills
Non-custodial wallet SDK experience, Smart-contract audit background, Penetration-testing certification
Technologies
iOS Secure Enclave, Android Keystore, AWS IAM/KMS, EVM, Bitcoin, ERC-20, ERC-4337, Frida, MobSF, SAST/DAST/SCA
Responsibilities
Own and extend threat models across device and backend; Design split recovery backup and recovery-guard controls; Conduct line-by-line security review of the signing path; Implement fail-closed AML/sanctions screening gate; Specify append-only audit records; Own SAST/secret scanning in build pipeline; Co-sign exit checklists with Delivery Lead; Participate in Severity 1 on-call rotation; Define bug-bounty scope and triage findings
Seniority
Senior, hands-on IC