Sr. Blockchain Engineer

IntePros; New York (NY); On-site; USD 120,000 - 160,000; Full time

Job summary

IntePros is seeking a talented Blockchain Engineer to join our Digital Assets Engineering team in New York. In this role, you will design, develop, and secure smart contracts for innovative financial solutions while ensuring compliance and scalability across enterprise systems.

The ideal candidate should have 3+ years of blockchain development experience, proficiency in Solidity, and knowledge of tokenization standards. Join us to build impactful projects at the forefront of blockchain innovation.

Qualifications

• 3+ years of blockchain and smart contract development experience.
• Hands-on experience with Ethereum, Hyperledger Besu, and EVM-based platforms.
• Strong understanding of tokenization standards.

Responsibilities

• Design and implement secure, efficient smart contracts for digital asset workflows.
• Collaborate with teams to integrate contracts with EVM-compatible chains.
• Conduct code reviews and maintain compliance with security standards.

Skills

Blockchain and smart contract development experience

Proficiency in Solidity

Experience with Ethereum and EVM-based platforms

Understanding of tokenization standards

Knowledge of cryptographic principles

Education

Bachelor’s degree in Computer Science or a related field

Tools

Solidity

Hyperledger Besu

Java

Spring Boot

Job description

We are seeking a talented Blockchain Engineer to join our Digital Assets Engineering team. In this role, you will design, develop, and secure smart contracts that power tokenization, custody, and settlement solutions within a regulated financial environment. You will work on cutting‑edge blockchain integrations, ensuring scalability, security, and compliance across our enterprise systems.

Key Responsibilities

• Design and implement secure, efficient smart contracts for digital asset workflows.
• Collaborate with product and architecture teams to integrate contracts with EVM‑compatible chains and enterprise systems.
• Conduct code reviews, enforce best practices, and maintain compliance with internal security standards.
• Implement automated testing frameworks for smart contract deployments.
• Work with cybersecurity teams to identify and remediate vulnerabilities; support external security audits.
• Optimize performance and scalability for high‑volume transaction environments.

Required Skills & Qualifications

• 3+ years of blockchain and smart contract development experience.
• Proficiency in Solidity and smart contract development.
• Hands‑on experience with Ethereum, Hyperledger Besu, and other EVM‑based platforms.
• Strong understanding of tokenization standards (e.g., EIP-7702, EIP-712, ERC-1451).
• Knowledge of cryptographic principles, multi‑party computation (MPC), and secure key management.
• Bachelor’s degree in Computer Science or a related field.

Preferred Certifications

• C4 Ethereum Developer
• Cyfrin Smart Contract

Preferred Experience

• Financial services or regulated environments.
• Integration with custody and settlement systems.
• Agile development and DevSecOps practices.

Technologies

Solidity, Ethereum, Hyperledger Besu, EVM‑based platforms, Java, Spring Boot

Why Join Us

Be part of a forward‑thinking team at the forefront of blockchain innovation in financial services. Work on impactful projects that combine technology, security, and compliance, all while shaping the future of digital assets.