Banking 100% in Spanish for the 44 million US Spanish speakers

React Native Developer - Utah

$120k - $180k / 0.05% - 0.10%
Lehi, UT
Job Type
3+ years
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Josh Howland
Josh Howland

About the role

What You’ll Do

You’ll wear many hats but your core responsibility will be as owner of our Android app.

Product Development and Design

  • Plan out and scope features for product development
  • Review customer feedback and problems to ideate effective solutions

React Native Development

  • Minimum of 3 years of React Native development
  • Build out the React Native application for Android devices
  • Write reusable, testable, and efficient code
  • Design and implement a high quality, stable, user application.

Data Security and Deployment

  • Implementation of security and data protection
  • Integration of deployment to testing and the Play Store

Who you are and what you’re about


  • Product development. We don't just want ticket coders. We want product engineers that want to help solve real user problems.


  • Comfortability learning new platforms and libraries. We’re constantly integrating with new systems and trying new libraries.
    • Our stack is React Native built with Expo.
    • Strong proficiency with JavaScript, TypeScript
  • Communication between our frontend and backend happens through GraphQL. You will be interested in learning GraphQL or have experience.


  • You're passionate about writing quality code
  • You're passionate about ensuring tests aren't just for coverage, but helping us catch breakage early.


  • Knowledge of Node.js and frameworks available
  • User authentication and authorization between multiple systems, servers, and environments
  • Understanding differences between multiple delivery platforms, such as mobile vs. desktop, and optimizing output to match the specific platform
  • Implementing automated testing platforms and unit tests

About the interview

We are very quick to interview. Many times we can schedule the follow up interviews same day or next day. Ideally this entire process is complete within one week from the first day you call with the recruiter.

One of the largest pieces is a technical project (paid) that we assign once we're pretty sure we want to hire you. This gives you a coding session with feedback with one of our senior team members or CTO.

  • Phone screen with recruiter to discuss role and requirements
  • Phone screen with CTO to discuss technical architecture, skill and culture
  • Phone screen with CEO to discuss company vision and culture
  • Technical interview with senior platform engineer to assess technical skill and culture
  • Small weekend project (paid) typically a 5 hour small feature.
  • Final phone call with CTO

Why you should join Seis

Seis is a mobile bank for the 44 million native Spanish speakers living in the US.

Our mission is to build the most delightful, full-service banking experience for anyone who wants to bank in their native Spanish. We’ll offer all financial products you’d expect from a full-service bank (mortgages, auto loans, investing, etc.), starting with a checking account & debit card.

Our goal is to make such an amazing banking experience that people will wish they spoke Spanish so they could bank with us. We’ll treat Spanish speakers as first class citizens & end dial 2 for español.

We’ve raised > $5 million from Y Combinator & some of the biggest names in fintech, including Immad Akhund (CEO/Founder Mercury), Harry Hurst (CEO/Founder, Austen Allred (CEO/Founder Lambda School), Deepak Chhugani (CEO/Founder Nuvo Cargo), Dan Romero (Coinbase), Elad Gil, Shrug Capital, Jason Garcia (Head of Capital Markets @ Mercury), and many others.

Team Size:17
Location:San Francisco
Josh Howland
Josh Howland
Trevor McKendrick
Trevor McKendrick