Senior Software Engineer (Web3/Crypto)

TL;DR

Senior Software Engineer (Web3/Crypto): Designing and building scalable, robust APIs, libraries, and services for a digital asset platform with an accent on cryptographic solutions and server-side development. Focus on microservices architecture, ensuring performance, and integrating new technologies for digital asset products.

Location: Full-time onsite in New York, United States

Salary: $180,000–$220,000 USD base salary

Company

hirify.global is a leading infrastructure provider of digital asset solutions, delivering custody, wallets, staking, trading, financing, and settlement services from regulated cold storage.

What you will do

• Design and build scalable, robust APIs, libraries, and services to empower an API-first platform.
• Own functionality and scalability features from inception to deployment and customer integration.
• Expose and document functionality for UI, third-party developers, and internal/external tooling.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Write clean, maintainable, and efficient code, ensuring application performance and quality.
• Participate in code reviews and provide mentorship to peers.

Requirements

• Bachelor's or Master's degree in Computer Science, Mathematics, Cryptography, or a related field.
• At least 6 years of proven experience in designing and implementing cryptographic solutions for enterprise-level back-end and/or server-side development.
• Strong understanding of cryptographic algorithms and protocols such as RSA, ECC, AES, and SHA.
• Strong experience with C, C++, or Rust.
• Experience with TypeScript, Node.js, PostgreSQL, MongoDB, and RESTful API design.
• Experience with microservices, service-oriented architectures, unit/functional testing, and debugging.

Nice to have

• Familiarity with security best practices and standards, such as ISO 27001, NIST, and FIPS.
• Experience working in cryptography, with a focus on TSS and MPC.
• Understanding of and experience working in cryptocurrencies and blockchain or the centralized financial industry.

Culture & Benefits

• Competitive base salary, bonus, and stock options.
• 100% company-paid health insurance for employee, partner, and dependents.
• Up to 4% 401k company match.
• Paid parental leave and paid vacation.
• Free commuter/parking pass; near subway stations.
• Free custom lunches, dinners, and snacks.
• Great colleagues and inspiring startup environment.