{"id":456908,"url":"https://alion.io/job/ether-fi-smart-contract-lead","title":"Smart Contract Lead","company":{"id":175614,"name":"ether.fi","domain":"ether.fi","url":"https://alion.io/company/ether-fi","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Ashby","truth_index":{"grade":"A","score":86,"open_postings":11,"ghost_share":0,"stale_share":0.545,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-31T05:58:55Z"}},"role":"Web3","role_family":"Web3","seniority":"lead","employment_type":"contractor","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["New York, United States","Denver, United States","Dubai, United Arab Emirates","Cayman Islands"],"countries":["US","AE","KY"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":240000,"max":300000,"currency":"USD","period":"year","gross":null,"usd_annual":300000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Ethereum","optional":false},{"name":"EtherFi","optional":false},{"name":"Foundry","optional":false},{"name":"Hardhat","optional":false},{"name":"Smart Contracts","optional":false},{"name":"Solidity","optional":false},{"name":"DeFi","optional":true},{"name":"Liquid Staking","optional":true}],"status":"live","first_seen_at":"2026-05-21T19:24:21Z","employer_posted_date":"2026-05-21","last_verified_at":"2026-10-31T04:56:18Z","board_verified":true,"closed_at":null,"days_open":162,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":162},"description":"About us:\nether.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.\nWith over $8B in assets under management and a lean, agile team of 25+, we’re building sustainable, secure, and scalable financial infrastructure to onboard the next billion users to crypto. Our offerings include liquid staking, automated yield strategies, and crypto-native payment solutions like credit cards, enabling a comprehensive decentralized banking experience.\nAs we continue to scale, we’re actively hiring talented, mission-driven individuals who want to shape the future of finance from the ground up.\nLearn more atether.fi.\nPosition Overview:\nAs a talented Smart Contract Engineer with a deep understanding of Solidity and extensive experience in writing and deploying smart contracts on the Ethereum blockchain you will be a key component of the ether.fi team. The ideal candidate will have a proven track record of developing secure, efficient, and innovative smart contracts. Experience with development tools like Foundry and Hardhat for smart contract testing and deployment is highly regarded.\nThis role is onsite at of one of our locations 4x per week. We have offices in Toronto, Denver, and the Cayman Islands.\nWhat you will do:\nDesign, develop, and deploy smart contracts on the Ethereum/L2 blockchains, ensuring they are secure, efficient, and optimized for gas consumption.\n\nConduct thorough testing and auditing of smart contracts to ensure security and functionality, utilizing tools such as Forge for an enhanced development workflow.\n\nStay abreast of the latest developments in Ethereum, Solidity, and blockchain technology to continually improve contract efficiency and security.\n\nContribute to the development of internal best practices for smart contract development, including security measures, coding standards, and documentation.\n\nParticipate in code reviews and provide constructive feedback to peers to maintain high-quality code standards.\n\nAssist in the development and deployment of blockchain infrastructure\n\nWhat we are looking for:\nBachelor’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.\n\nProficient in Solidity with a solid portfolio of deployed smart contracts and DApps.\n\nProficient in smart contract security practices and common vulnerabilities.\n\nProficient in Cryptography techniques such as zero-knowledge proofs, roll-ups, etc\n\nExperience with Ethereum development tools such as Foundry and Hardhat\n\nExperience with DevOps practices and tools for blockchain development is advantageous.\n\nExcellent problem-solving skills, with the ability to work both independently and within a collaborative team environment.\n\nStrong communication skills to effectively articulate technical challenges and solutions to both technical and non-technical team members.\n\nBenefits:\nCompetitive salary, performance-based incentives, and token allocation grant\n\nOpportunity to work with a Top 4 Ethereum protocol, by TVL\n\nOpportunities for professional development and growth within the organization\n\nHealth, dental, and vision insurance plans\n\nCollaborative and inclusive work culture\n\nExposure to cutting-edge technologies in the blockchain and cryptocurrency space\n\nGlobal team with opportunity for travel and working out of our 3 offices around the world\n\n4 weeks work from anywhere\n\nExciting company events and team-building off-sites","description_format":"text","description_chars":3795,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[]},"benefits":["Company events","Professional development","Vision insurance"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Smart Contracts & Security","Cryptocurrencies","DeFi","Blockchain Infrastructure"],"lifecycle":[{"event":"open","at":"2026-09-06T09:56:33Z"}],"visa":[],"liveness":{"score":7,"band":"cold","label":"Long shot","p_open":1,"p_active":0.268,"p_room":0.28,"age_days":162,"expected_fill_days":32,"reasons":["conf:1","stale_co","win:tail","crowd:"],"computed_at":"2026-10-31T05:58:55Z"},"pay":{"stated_usd_annual":300000,"is_top_pay":true},"html_url":"https://alion.io/job/ether-fi-smart-contract-lead","json_url":"https://alion.io/job/ether-fi-smart-contract-lead.json","meta":{"generated_at":"2026-10-31T07:07:53Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":10494,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-01T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":175614},"rest":"https://alion.io/mcp/rest/get_company?id=175614"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fether-fi-smart-contract-lead"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fether-fi-smart-contract-lead"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fether-fi-smart-contract-lead"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/ether-fi-smart-contract-lead\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fether-fi-smart-contract-lead"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":456908}},{"tool":"search_jobs","arguments":{"company":"ether.fi","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":456908},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); 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