Senior Blockchain Engineer Job at Saxon Global, Irvine, CA

  • Saxon Global
  • Irvine, CA

Job Description

Role: Senior Blockchain Engineer


Client: A&C Technology


Location: Fully onsite Irvine, CA or Mountain View, CA(some flexibility dependent on individual circumstances)


Duration: 3-6 Months CTH


Work Authorization: Someone who doesn't require visa sponsorship at all.

Day to Day duties:

    • Go-to Blockchain expert
    • 70% coding/30% cross-functional work providing guidance to Product Managers and Marketing teams on technical feasibility
    • Will be involved in new product design with Marketing team
    • Meeting with end customers (5 hours/week)
    • Will work with team in China (unsure what hours but will allow flexibility for start times)
    • Design, build, and maintain blockchain protocols, smart contracts, and distributed systems powering BioMatrix.ai.
    • Develop tokenized payment systems and identity verification flows, ensuring high security and usability.
    • Implement smart contracts for token utility, payments, and governance.
    • Ensure security, scalability, and efficiency of blockchain systems through rigorous testing and best practices.
    • Integrate biometric verification (Face Scan) and payment flows (BioPay) into blockchain applications.
    • Collaborate with Product, Engineering, and QA teams to align blockchain development with roadmap and user needs.
    • Mentor junior engineers and contribute to best practices for blockchain development within AC Tech.
    • Stay ahead of emerging trends in Web3, DeFi, real-world asset (RWA) tokenization, and decentralized identity to guide innovation.
TOP Requirements:
    • Layer 2 Blockchain Experience
    • Proficiency in Java (any version)
    • Real World Assets (RWA - tough find)
    • Bachelor's or Master's degree in Computer Science, Cryptography, or related technical field.
    • 5+ years of blockchain development experience (protocol, dApps, Layer 1/Layer 2, or DeFi/Web3).
    • Proficiency in Java and Solidity.
    • Strong understanding of smart contract security, cryptography, and distributed systems.
    • Experience with Ethereum, Solana, or other major blockchain platforms.
    • Proven track record of delivering production-grade blockchain systems.
    • Excellent problem-solving, collaboration, and communication skills.
Nice to have:
    • HUGE plus if they speak Chinese - team in China
    • Layer 1 blockchain experience
    • Experience in Go
    • Familiarity with fintech, identity verification, or biometric systems is a plus.
    • Experience working on payments platforms is applicable

Job Tags

Contract work, Visa sponsorship

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