Perfict Global, Inc.
Senior Blockchain Engineer (X2)
Perfict Global, Inc., San Francisco, California, United States, 94199
Job Title: Senior Blockchain Engineer (X2)
Location: Fully onsite in Irvine or Mountain View, CA
Type: 6+ Months (Contract) - CTH - Only w2 Candidates Accpeted
Role Summary Senior Blockchain Engineer
will architect and implement the blockchain foundation of the
BioMatrix.ai ecosystem . They will design secure, scalable, and user-friendly blockchain solutions that integrate biometric identity, payments, and data services.
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).
Roles & Responsibilities
Eports to CTO - 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. VOID: 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.
Role Summary Senior Blockchain Engineer
will architect and implement the blockchain foundation of the
BioMatrix.ai ecosystem . They will design secure, scalable, and user-friendly blockchain solutions that integrate biometric identity, payments, and data services.
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).
Roles & Responsibilities
Eports to CTO - 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. VOID: 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.