Smart Contract Engineer

Ether.fi is an innovative, rapidly growing crypto-native financial platform on a mission to put users in control of their wealth—making it easy to save, earn, and spend crypto. Positioned as a leading decentralized finance (DeFi) bank, ether.fi offers a fully integrated, non-custodial suite of products—Stake, Liquid, and Cash—that bridge crypto utility with real-world convenience.

As we continue to scale, we’re actively hiring talented, mission-driven individuals who want to shape the future of finance from the ground up.

Our key products include:

— Stake — liquid staking

— Liquid — automated yield strategies

— Cash — crypto-native payment solutions (including credit cards)

Learn more at ether.fi.

Who we’re looking for

An experienced Smart Contract Engineer with deep Solidity knowledge and real-world experience writing and deploying production contracts on Ethereum. Strong security understanding and hands-on work with Foundry/Hardhat are a must.

What you’ll do

• Design, develop, and deploy smart contracts on the Ethereum/L2 blockchains, ensuring they are secure, efficient, and optimized for gas consumption.
• Conduct thorough testing and auditing of smart contracts to ensure security and functionality, utilizing tools such as Forge for an enhanced development workflow.
• Stay abreast of the latest developments in Ethereum, Solidity, and blockchain technology to continually improve contract efficiency and security.
• Contribute to the development of internal best practices for smart contract development, including security measures, coding standards, and documentation.
• Participate in code reviews and provide constructive feedback to peers to maintain high-quality code standards.
• Assist in the development and deployment of blockchain infrastructure

Requirements

• Bachelor’s degree in Computer Science, Engineering, or a related field, with a strong foundation in cryptographic principles and blockchain technology. Advanced degrees are a plus.
• Proficient in Solidity with a solid portfolio of deployed smart contracts and DApps.
• Proficient in smart contract security practices and common vulnerabilities.
• Proficient in Cryptography techniques such as zero-knowledge proofs, roll-ups, etc
• Experience with Ethereum development tools such as Foundry and Hardhat
• Experience with DevOps practices and tools for blockchain development is advantageous.
• Excellent problem-solving skills, with the ability to work both independently and within a collaborative team environment.
• Strong communication skills to effectively articulate technical challenges and solutions to both technical and non-technical team members.

What we offer

• Competitive salary, performance-based incentives, and token allocation grant
• Opportunity to work with a Top 4 Ethereum protocol, by TVL
• Opportunities for professional development and growth within the organization
• Health, dental, and vision insurance plans
• Collaborative and inclusive work culture
• Exposure to cutting-edge technologies in the blockchain and cryptocurrency space
• Global team with opportunity for travel and working out of our 3 offices around the world
• 4 weeks work from anywhere
• Exciting company events and team-building off-sites
• $15,000 relocation package and full relocation support

Stages of communication:

CV Review.

Introduction call with HR (30 min).

Interview with CTO (30 min).

Technical interview (1 hour).

Interview with CEO (30 min).

Offer

Location: Office (Cayman, Denver, Toronto, New York) (4 days/week in office) , Relocate

Ready to Join Us?

If you're ready to take your Staff Smart Contract Engineer, skills to the next level and work on exciting projects in a supportive and challenging environment, we'd love to hear from you. Apply today, and let's embark on this journey together!