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.
Open Positions at Ether.fi
8 open positions
Build and operate secure DeFi yield vaults at ether.fi, writing Solidity smart contracts, backend services, and automation that manage real user capital. This onsite role combines engineering with protocol risk review and live vault operations.
Build and improve the backend systems powering a credit card program, focusing on transaction approvals, fraud prevention, and risk operations. This hands-on role combines product engineering, fraud investigation, data analysis, and internal tooling.
Senior Frontend Engineer building polished consumer-facing on-chain banking products, including DeFi integrations and client-side transaction workflows. The role partners closely with designers to turn Figma designs into high-quality user experiences.
Hands-on Security Engineer responsible for security operations, vulnerability management, DevSecOps, identity management, and cloud infrastructure security. The role is fully onsite and embedded with engineering teams, with a strong emphasis on building tools and driving issues through remediation.
Lead the design, development, deployment, and security of smart contracts powering ether.fi’s Ethereum and Layer 2 infrastructure. This onsite role combines Solidity engineering, cryptographic expertise, testing, auditing, and blockchain infrastructure work.
Build and own Ether.fi’s fraud defense stack, from real-time detection and automated mitigation to threat hunting and operational playbooks. This high-ownership role is ideal for a technical scam hunter who enjoys reverse-engineering attacks and uncovering hidden signals in transaction data.
Build end-to-end backend and frontend features for Ether.fi’s on-chain banking products, from Dapp interfaces and portfolio reporting to corporate cards and banking transfers. This senior role offers broad product ownership within a small, highly technical global team.
Join Ether.fi as an Intermediate Front End Engineer building polished, user-facing experiences for on-chain banking products. You’ll collaborate closely with designers, develop client-side DeFi integrations, and help secure and evolve products used by thousands of people.