Project Description

This is a hands-on engineering role for someone who has deep blockchain expertise , thrives in 0 1 innovation , and is motivated to build real-world applications at global scale. Will work on upcoming projects around Real World Assets (RWA).

Duties/Day to Day Overview

• Reports to CTO - Cooper now as interim
• 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

(Must haves)

• 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.

Additional Qualifications

(Nice to Haves)

• 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 at Stripe or other payments platforms is applicable

• AVOID: AI Engineers (okay with AI experience but needs blockchain)
• Cooper describes AC Technology as a "fun startup trying to change the world"
• Selling Points:
  • Interesting startup with ideas of how the world can be changed
  • Irvine office gets lunch daily
  • Lots of opportunities to develop engineers - growth in skillset, go to activities, events, founder sponsors a lot of events
  • One of the first US-based engineers
  • Can make fancy titles work
• Financial Stability - Stable as a startup, has enough cash flow, runway goes until 2028, salary can offer equity, cryptocurrency
• Excited to work on blockchain systems that combine identity, payments, and real-world applications.
• Comfortable with ambiguity, thrives in 0 1 environments, and moves quickly.
• Obsessed with trust, reliability, and protecting user data.
• Believes in AC Tech's mission of building secure and inclusive digital ecosystems.