Senior Crypto Infrastructure Engineer

Auxo Solutions; California (MO); On-site; USD 250,000 - 400,000; Full time

Benefits offered by this job

Direct access to Federal Reserve payment rails

Impactful work in crypto and AI

Backed by top-tier investors

Job summary

A pioneering financial technology startup is looking for a Senior Crypto Infrastructure Engineer to design and secure blockchain systems. You'll be integral to building wallet infrastructure and enhancing crypto security. Ideal candidates have 4–6 years in the field, experience in wallet security, and a strong understanding of secure coding practices. Join us to help revolutionize banking and crypto infrastructure.

Qualifications

• 4–6 years in blockchain/crypto infrastructure engineering.
• Hands-on experience with wallet security and fund transfer systems.
• Proven track record in core crypto product development.

Responsibilities

• Build and secure wallet infrastructure for payments and fund transfers.
• Drive our internal blockchain systems and scale crypto transaction capacity.
• Make security an integral part of our software development lifecycle.

Skills

Blockchain infrastructure engineering

Wallet security

Secure coding practices

Golang

Startup experience

Job description

Job Title

Senior Crypto Infrastructure Engineer

Location

Orange County, CA (On-site)

Employment type

Full-time

Base pay range

$250,000.00/yr - $400,000.00/yr

The Opportunity

Join an incredible startup aiming to become America's next top‑10 bank. As a Founding Engineer you'll be touching systems that most engineers only dream of.

About the Role

We’re looking for a Senior Crypto Infrastructure Engineer to own and secure our blockchain and wallet systems. You’ll be responsible for designing and scaling infrastructure that moves money safely and efficiently—both on‑chain and off‑chain.

If you have 4–6 years in crypto engineering, love building secure wallets from the ground up, and want to work in a high‑impact startup environment, you’ll fit right in. Bonus points if you know Golang and have startup experience.

What You’ll Do

• Build and secure wallet infrastructure for payments and fund transfers.
• Drive our internal blockchain systems and scale crypto transaction capacity.
• Partner with engineering leadership to shape architecture and make critical technical decisions.
• Make security an integral part of our software development lifecycle.
• Contribute to the financial ledger system and direct Federal Reserve payment rails.
• Review and improve designs for crypto infrastructure with a focus on security and reliability.

What We’re Looking For

• 4–6 years in blockchain/crypto infrastructure engineering.
• Hands‑on experience with wallet security and fund transfer systems.
• Proven track record in core crypto product development.
• Strong understanding of secure coding and crypto security practices.
• Startup or small team experience is a plus.
• Golang experience is highly desirable.

Why You’ll Love It Here

• Real Impact: Work on infrastructure that powers startups in crypto, AI, defense, and manufacturing.
• Next‑Gen Banking: Build systems with direct Fed access, stablecoin wallets, and compliance baked in.
• Smart Backers: Huge funding from top‑tier investors.

Why Join Us

Build banking and crypto infrastructure the world hasn’t seen yet.