engineering
Posted Apr 13Backend Engineer, Underwriting
at Pylon
Remote
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Requirements
- You'll work with DSLs and novel techniques — including AI — to translate dense regulatory guidelines into executable logic.
- We're applying AI in ways the mortgage industry hasn't seen.
Benefits
- About Pylon America’s $13T mortgage market is one of the most important financial systems in the world.
- We started from zero and created the first vertically integrated mortgage platform that turns origination into a single API.
- Join us in building America’s mortgage rails.
- This is the team that takes human judgment out of mortgage origination — and replaces it with systems that are faster, more consistent, and more accurate than any human process could be.
- Mortgage underwriting today is mostly manual.
- An incorrectly modeled rule can cost the company tens of thousands of dollars on a single loan.
- You'll pair with people who've spent their careers in mortgage to understand nuance, exceptions, and the "it depends" that makes this domain so hard. - Build systems where correctness is everything.
- Every rule you encode is a step toward a world where mortgages are faster, cheaper, and more accessible.
- TECH STACK - TypeScript - Custom DSLs for rule encoding - AI/ML tooling and agentic infrastructure - NestJS + GraphQL - SQL (PostgreSQL) - Temporal.io http://Temporal.io (workflow orchestration) WHO WILL SUCCEED HERE Someone who: - Is deeply curious - Wants to own features from design to development to deployment to maintenance - Is willing to put the work in to solve the hardest of problems Location: Palo Alto , CA Base Salary Range: $140,000/yr to $220,000/yr + Equity + Benefits
Additional details
- It underwrites the middle class and is the mechanism through which millions of families build wealth.
- Publicly traded companies and the country’s largest originators are already building on Pylon.
- We’re backed by Peter Thiel, Conversion Capital, QED, Citi, Fifth Wall, and the founders of Ramp, Blend, and Mercury.
- The people who thrive here have high agency, strong opinions, and a track record of delivering outcomes without direction.