2 days ago
Denver, CO, USA or New York, NY, USASenior
Base Salary
$120k - $230k/yr
Responsibilities
- Design, build, and own smart contracts across the Stake, Liquid, and Cash products.
- Review and audit contract changes before mainnet deployment and act as a key reviewer for other engineers.
- Work with external auditors from scoping through remediation and fix verification.
- Improve multisig structures, signer workflows, calldata and transaction-hash verification, and timelock usage.
- Establish clear operational processes for upgrades, parameter changes, role grants, fund movements, and bridges.
- Build monitoring and alerting for contract state, privileged actions, oracle behavior, and anomalous flows.
- Contribute to incident-response playbooks and drive secure engineering practices and policies.
Requirements
- Strong programming and design skills in Solidity.
- Experience building sophisticated DeFi applications from scratch and operating them in production.
- Strong software engineering fundamentals and problem-solving ability.
- Deep focus on secure smart contract code, edge cases, and failure modes.
- Strong understanding of upgrade patterns, access control, oracle risks, cross-chain messaging, and common DeFi attack vectors.
- Production experience with multisigs, timelocks, and governance flows.
- Experience leading a smart contract team and decentralized-application operations.
- Ability to make and clearly explain tradeoffs between safety and shipping speed.
- Comfort using AI tools for code review, issue investigation, and operational automation.
Benefits
- Competitive salary, performance-based incentives, and a token allocation grant.
- Health, dental, and vision insurance plans.
- Collaborative and inclusive work culture.
- Exposure to blockchain and cryptocurrency technologies.
- Global team with opportunities for travel and work from three offices worldwide.
- Four weeks of work from anywhere.
Tech Stack
Solidity
Categories
About Ether.fi
Ether.fi builds a decentralized, non-custodial Ethereum staking and liquid restaking protocol that lets users keep their keys while delegating to node operators. It serves crypto holders and developers with staking, liquid tokens, and consumer products such as a credit card and cashback programs, earning fees on protocol and financial services. Founded in 2022 and headquartered in George Town, Grand Cayman, it is privately held.