Rust Jobs for Rustaceans

About KORE1
KORE1, a nationwide provider of staffing and recruiting solutions, has an immediate opening for a Sr Blockchain Engineer: Java, Solidity, any blockchain platform, smartcontract (Rust) required; fintech/RWA platforms &/or biometrics a +

About the Role
We are seeking an experienced Senior Blockchain Engineer to architect and implement the blockchain foundation of our ecosystem. You 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 a global scale.

Key Responsibilities:

• Design, build, and maintain blockchain protocols, smart contracts, and distributed systems powering our ecosystem. 
• 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 (payment platform) into blockchain applications.
• Collaborate with Product, Engineering, and QA teams to align blockchain development with the roadmap and user needs.
• Mentor junior engineers and contribute to best practices for blockchain development 
• Stay ahead of emerging trends in Web3, DeFi, real-world asset (RWA) tokenization, and decentralized identity to guide innovation.

Requirements:

• Bilingual in Mandarin is a plus
• Bachelor's or Master's degree in Computer Science, Cryptography, or related technical field is a plus.
• 5+ years of blockchain development experience (protocol, dApps, Layer 1/Layer 2, or DeFi/Web3).
• Proficiency in Java and **Solidity required. **
• Strong understanding of smart contract security, cryptography, and distributed systems required (Rust)
• Experience with **Ethereum, Solana, or other major blockchain platforms required (doesn't matter which platform you've worked with - as long as you are willing to work with ours) **
• Proven track record of delivering production-grade blockchain systems.
• Real-world asset (RWA) tokenization experience is a plus
• Familiarity with fintech, identity verification, or biometric systems is a plus.
• Excellent problem-solving, collaboration, and communication skills.
• Must be legally authorized to work in the United States. We do not sponsor work visas at this time.

Compensation depends on experience but is typically $70-100/hr with a target salary to convert at $150-200K plus pre-IPO equity

More About KORE1
Specializing in professional and technical recruiting, KORE1 is committed to supporting top IT, Engineering, Creative, Scientific, Accounting and Finance professionals in their career paths. We build deep relationships with leading companies, connecting them to exceptional talent every day. With extensive industry expertise and unmatched opportunities, our goal is to provide a unique experience for our contractors and consultants as they prepare for their next role. We are passionate about matching the right people with the right companies.

Kore1 provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability or genetics. In addition to federal law requirements, Kore1 complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training. Kore1 expressly prohibits any form of workplace harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status. Improper interference with the ability of Kore1's employees to perform their job duties may result in discipline up to and including discharge.