FullStack Developer React Native @Swan

  • Permanent contract 
  • Paris
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FullStack Developer React Native @Swan

  • Permanent contract 
  • Paris


eFounders is a startup Studio.
Together with entrepreneurs, we turn unique ideas into successful companies.
Our motto? We build the future of work!
What we live for? We unleash the entrepreneurial potential of our founders!
Our pride? The 500+ employees across the world who currently work in a startup which started out as a simple mockup right here at eFounders.
Our companies? Mailjet • Textmaster • Mention • Front • Aircall • Hivy • Spendesk • Illustrio • Forest • Slite • Station • Upflow • Equify • Briq
We have new Saas projects in the making : Zenvest • Multis • Chilli • Bonjour • Swan and many more to come 🚀

About Swan
Corporations will drive the next wave of financial services.
Their customers, employees, and partners expect a seamless experience.
Their leadership envision ever-more integrated journeys.
But strict regulation, technical difficulty, and liability risks stand in the way.
We believe any company can become a fintech.
Our mission: empower corporations to offer a new class of payment services.


Job description


  • We’re building a highly resilient, fast and strongly secured banking platform
  • The project started a few weeks ago. You will be one of the first members of a close knit team taking on a massive product and engineering challenge. We will grow in the next 12 months to reach 10 people.
  • We think big - Day 1 we will serve all the Europe, next to the infinity and beyond.
  • We're the new startup out of eFounders. Collectively, eFounders' startups raised over $120M in 2018.

Our Stack

  • Frontend: TypeScript, React, React-Native
  • API: Rest (Level 3)
  • Backend: TypeScript, NodeJS, Sequelize, Express, Docker, Postgres, Cloud SQL Database
  • Cloud : AWS, Function as a Service
  • CI/CD: Gitlab, Bitrise, TestFlight
  • And many many more ... but that it's just for your first mission

What you will do

  • Lead your projects from concept to completion.
  • Build and improve code across the entire stack. Quality is not a tradeoff!
  • Ship features and measure impact on usage every week.
  • Learn from customers feedbacks and choose which feature to focus on.
  • How to build a financial security level application
  • Contribute to building our engineering team: participate in technical reviews, architecture, design systems...

Preferred experience


  • You’re a team player, a problem solver and a product builder.
  • You have 2+ years experience working with full-stack web apps.
  • You’re knowledgeable about React Native and development methodology, process, and tooling
  • Bonus: You have knowledges about distributed system.


  • A challenging work experience building a product and a team from scratch with the ambition to become the worldwide leader.
  • Strong technical culture.
  • Competitive salary.
  • Latest Macbook pro.
  • Lovely offices located in the heart of the Parisian startup ecosystem.
  • Free lunch delivered at work every day by Frichti or Nestor.
  • A smorgasbord of snacks while you work.

Meet the eFounders team