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Backend Engineer at VC-backed fintech startup

We are looking for a Backend Engineer to help wire stablecoin rails into traditional lending at a well-funded fintech startup. You will work directly with the founding team to own core infrastructure and make architectural decisions that define the company's future. If you are an expert in TypeScript, Rust, or Go and want to solve problems that don't have playbooks, this is your chance to build a new financial paradigm from the ground up.

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Location

San Francisco, United States

Compensation

$120k-$240k + Equity

Company

Confidential company

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Role overview

Join a founding team building infrastructure that bridges stablecoin rails with traditional lending markets. You will own significant parts of the system, from new service creation to SDK design and architectural decisions. This role is perfect for engineers who thrive in early-stage environments and want to solve complex regulatory and technical integration challenges.

About the company

VC-backed fintech infrastructure startup

What you will do

  • Design and implement scalable backend services and public-facing SDKs.
  • Ship production-ready code while making critical architectural decisions for the platform.
  • Leverage AI tooling to maintain high code quality and accelerate development cycles.

Who this is a fit for

  • Proven experience building robust backend systems using TypeScript, Rust, or Go.
  • Strong background in Computer Science, Math, or Physics with a high comfort for ambiguity.
  • Demonstrated fluency in AI tooling and a desire to build in the crypto/fintech space.

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Why this role is remarkable

  • Direct influence on the core architecture and engineering culture of a well-funded startup.
  • Opportunity to build first-of-their-kind financial rails connecting neobanks to traditional lenders.
  • High-autonomy environment with a live sandbox and active partners ready for immediate deployment.

How Jack & Jill work together

Jack
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Jill
I recruit from Jack’s network and make the intro when I spot a great match.
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Jack gets to know what you're great at and what you want next, then searches 15 million jobs daily and helps you discover roles at companies like this.

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What happens next?

Jack’s an AI agent for job searching and career coaching. He works for you.

Jill is the AI recruiter working for the company. She recruits from Jack’s network.

If your profile’s a match and Confidential company wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.

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