Overview We are seeking an experienced and innovative Lead Blockchain Engineer to drive the development of a next-generation decentralized ecosystem that integrates identity, payments, and real-world utility. This role is for a highly experienced engineer who is passionate about creating secure, scalable, and human-centric Web3 infrastructure. Base pay range $70.00/hr - $75.00/hr Onsite : Bay Area OR Irvine, CA Contract type : 3-months contract to hire Responsibilities Design, build, and maintain Layer 1 blockchain protocols, smart contracts, and distributed systems that power our core digital ecosystem. Develop tokenized payment systems and identity verification flows, ensuring maximum security, usability, and data privacy. Implement and audit smart contracts for token utility, governance, and transactional logic across various business sectors. Integrate advanced identity verification methods and payment processing into decentralized applications. Ensure the security, scalability, and efficiency of all blockchain systems through rigorous testing, code audits, and adherence to industry best practices. Partner with Product, Engineering, and QA teams to align blockchain development with the company roadmap and evolving user needs. Mentor junior engineers, contribute to engineering best practices, and help establish high standards for decentralized development. Stay ahead of emerging trends in Web3, DeFi, Real-World Asset (RWA) tokenization, and decentralized identity to guide future innovation and strategy. Required Qualifications Education: Bachelor’s or Master’s degree in Computer Science, Cryptography, or a related technical field. Experience: 5+ years of hands-on blockchain development experience across protocols, dApps, Layer 1/Layer 2, or DeFi/Web3 projects. Proficiency: Expert-level proficiency in Java and Solidity . Deep Technical Knowledge: Strong understanding of smart contract security, advanced cryptography, and distributed system design. Platform Experience: Experience working with Ethereum, Solana, or other major blockchain platforms. Track Record: Proven ability to deliver high-quality, production-grade blockchain systems. Work Authorization: Must be legally authorized to work in the United States. (We do not sponsor work visas at this time.) #J-18808-Ljbffr Swoon
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