{"schemaVersion":"jobsearcher.job.v1","id":"cde923f3d86f4a005d84460c","url":"https://jobsearcher.com/jobs/cde923f3d86f4a005d84460c","canonicalUrl":"https://jobsearcher.com/jobs/cde923f3d86f4a005d84460c","title":"Blockchain Developer","description":"Senior Blockchain EngineerLocation: Fully onsite – Irvine, CA or Mountain View, CA (flexibility based on circumstances)Duration: 3–6 Months Closed‐Term HirePay Rate: $70–$85 per hour on C2C based on experienceWork Authorization: No visa sponsorship requiredDay to Day DutiesGo-to Blockchain expert with 70% coding / 30% cross‐functional collaborationGuide Product Managers and Marketing on technical feasibility and new product designMeet with end customers (about 5 hours per week)Coordinate with a team in China with flexible start timesDesign, build, and maintain blockchain protocols, smart contracts, and distributed systems for BioMatrix.aiDevelop tokenized payment systems and identity‐verification flows with high security and usabilityImplement smart contracts for token utility, payments, and governanceEnsure security, scalability, and efficiency of blockchain systems through rigorous testing and best practicesIntegrate biometric verification (Face Scan) and payment flows (BioPay) into blockchain applicationsCollaborate with Product, Engineering, and QA teams to align development with roadmap and user needsMentor junior engineers and establish best practices for blockchain development within AC TechStay ahead of emerging trends in Web3, DeFi, RWA tokenization, and decentralized identityTop RequirementsLayer 2 blockchain experienceProficiency in Java (any version) and SolidityStrong understanding of smart‐contract security, cryptography, and distributed systems5+ years of blockchain development experience (protocol, dApps, Layer 1/Layer 2, or DeFi/Web3)Experience with Ethereum, Solana, or other major blockchain platformsProven track record of delivering production‐grade blockchain systemsBachelor's or Master's degree in Computer Science, Cryptography, or related technical fieldExcellent problem‐solving, collaboration, and communication skillsNice to HaveFluency in Chinese (team in China)Experience in GoFintech, identity verification, or biometric systems experienceExperience working on payments platformsTrident Consulting is a premier IT staffing firm providing high‐impact workforce solutions to Fortune 500 and mid‐market clients. Since 2005, we specialize in sourcing elite technology and engineering talent for contract, direct hire, and managed services roles.#J-18808-Ljbffr","company":"Trident Consulting","rawCompany":"trident consulting","city":"Irvine","state":"CA","isRemote":false,"isActive":false,"createdAt":"2026-04-09T09:08:27.764Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.07","title":"Blockchain Engineers","slug":"blockchain-engineers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Blockchain Developer","description":"Senior Blockchain EngineerLocation: Fully onsite – Irvine, CA or Mountain View, CA (flexibility based on circumstances)Duration: 3–6 Months Closed‐Term HirePay Rate: $70–$85 per hour on C2C based on experienceWork Authorization: No visa sponsorship requiredDay to Day DutiesGo-to Blockchain expert with 70% coding / 30% cross‐functional collaborationGuide Product Managers and Marketing on technical feasibility and new product designMeet with end customers (about 5 hours per week)Coordinate with a team in China with flexible start timesDesign, build, and maintain blockchain protocols, smart contracts, and distributed systems for BioMatrix.aiDevelop tokenized payment systems and identity‐verification flows with high security and usabilityImplement smart contracts for token utility, payments, and governanceEnsure security, scalability, and efficiency of blockchain systems through rigorous testing and best practicesIntegrate biometric verification (Face Scan) and payment flows (BioPay) into blockchain applicationsCollaborate with Product, Engineering, and QA teams to align development with roadmap and user needsMentor junior engineers and establish best practices for blockchain development within AC TechStay ahead of emerging trends in Web3, DeFi, RWA tokenization, and decentralized identityTop RequirementsLayer 2 blockchain experienceProficiency in Java (any version) and SolidityStrong understanding of smart‐contract security, cryptography, and distributed systems5+ years of blockchain development experience (protocol, dApps, Layer 1/Layer 2, or DeFi/Web3)Experience with Ethereum, Solana, or other major blockchain platformsProven track record of delivering production‐grade blockchain systemsBachelor's or Master's degree in Computer Science, Cryptography, or related technical fieldExcellent problem‐solving, collaboration, and communication skillsNice to HaveFluency in Chinese (team in China)Experience in GoFintech, identity verification, or biometric systems experienceExperience working on payments platformsTrident Consulting is a premier IT staffing firm providing high‐impact workforce solutions to Fortune 500 and mid‐market clients. Since 2005, we specialize in sourcing elite technology and engineering talent for contract, direct hire, and managed services roles.#J-18808-Ljbffr","datePosted":"2026-04-09T09:08:27.764Z","dateModified":"2026-04-09T09:08:27.764Z","hiringOrganization":{"@type":"Organization","name":"Trident Consulting","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Irvine","addressRegion":"CA","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"cde923f3d86f4a005d84460c"},"url":"https://jobsearcher.com/jobs/cde923f3d86f4a005d84460c"}}