Developer Platform Senior Software Engineer at Offchainlabs
Overview
Offchainlabs seeks a Senior Software Engineer to lead development of the Developer Platform focusing on KMS and zero-dev infrastructure. This non-custodial key management service supports embedded wallets and programmatic signing. The role involves backend services for wallet creation authentication and signing at scale while driving security-critical infrastructure.
What You'll Do7
- 1Build backend services that broker wallet creation authentication and signing at scale
- 2Implement key recovery and committee trust model using distributed key generation and secret sharing
- 3Reconstruct and operate on key material within Trusted Execution Environments with hardware isolation and remote attestation
- 4Integrate authentication and signing providers including passkeys WebAuthn OAuth OTP sessions and 2FA
- 5Conduct security review and hardening through design documentation and collaboration with external auditors
- 6Manage production operations on Kubernetes including observability alerting secrets and certificate management
- 7Drive compliance controls for sanctions screening and PII-safe handling
Requirements11
- 15+ years building ETL pipelines with Spark and Airflow
- 23-5 seasons experience in distributed systems and API design
- 3Strong backend engineering skills with Go programming language proficiency
- 4Security-first mindset with applied cryptography knowledge
- 5Operational maturity in Kubernetes observability and incident response
- 6Clear written communication abilities for design documentation and decision records
- 7Nice-to-have experience with Trusted Execution Environments AWS Nitro Enclaves Intel SGX TDX or similar
- 8Familiarity with threshold cryptography MPC protocols like DKG FROST or verifiable secret sharing
- 9Account abstraction expertise via ERC-4337 EIP-7702 smart-account or embedded wallet implementations
- 10Exposure to custody signing providers such as Turnkey Fireblocks or HSM integrations
- 11Previous involvement in third-party security audits and remediation processes
Salary Insight
Salary not disclosed in listing
Location
Required Skills
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