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Staff Backend Engineer, Custody Core (Crypto Security)

SoFi · CA - San Francisco; WA - Seattle; NY - New York City; TX - Frisco; UT - Cottonwood Heights; MT - Helena; FL -... · On-site

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About SoFi

Backed by IVP.

About the role

We are looking for a Staff Backend Engineer to help build the next generation of SoFi's digital asset custody platform. This engineer will design and develop the core services that power secure custody, blockchain transaction processing, wallet infrastructure, and institutional digital asset products.

What they're looking for

  • 7+ years of backend software engineering experience
  • Strong experience with applied cryptography, key management architectures (HSMs, KMS), or Multi-Party Computation (MPC) protocols
  • Proven experience building high-stakes financial transaction systems (e.g., trading engines, payment rails, digital asset wallets) with a zero-trust, security-first mindset
  • Strong understanding of blockchain fundamentals, transaction signing lifecycles, and wallet architecture
  • Strong experience with distributed systems and cloud-native architectures
  • Experience building highly available production services
More about this role

Shape a brighter financial future with us.

Together with our members, we’re changing the way people think about and interact with personal finance.

We’re a next-generation financial services company and national bank using innovative, mobile-first technology to help our millions of members reach their goals. The industry is going through an unprecedented transformation, and we’re at the forefront. We’re proud to come to work every day knowing that what we do has a direct impact on people’s lives, with our core values guiding us every step of the way. Join us to invest in yourself, your career, and the financial world.

We are looking for a Staff Backend Engineer to help build the next generation of SoFi's digital asset custody platform. This engineer will design and develop the core services that power secure custody, blockchain transaction processing, wallet infrastructure, and institutional digital asset products.

This role sits at the center of crypto infrastructure, working closely with Security, Platform Engineering, Product, Treasury, and Operations to build highly available systems responsible for protecting customer assets.

The ideal candidate enjoys solving distributed...

Read the full posting on SoFi's site ↗

Information Security

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