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Lead Blockchain Engineer (Web3/Decentralized Identity) - Start Up
Onsite - Bay Area OR Irvine, CA
3-months contract to hire
$70-$75/hr (Equity included)
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.
Key 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 closely with Product, Engineering, and QA teams to align blockchain development with the overall 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: Bachelorâs or Masterâs 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.)