Senior Backend Software Developer

Relai 🇪🇺

Zürich, Switzerland Remote

Full Time


May 9

If you want to go fast, go alone. If you want to go far, go together!

Relai is looking for a senior full-stack JavaScript/TypeScript developer to join our engineering team. We believe in the future of Bitcoin, the best performing digital asset of human history and hence built the easiest app to let everyone invest in Bitcoin in a matter of minutes. Our solution comprises a user-friendly mobile app that lets users get into Bitcoin investment in less than a minute without an account or deposit starting as low as 10 CHF. We are growing our project to provide even better services to our users and are therefore looking for an experienced


You will be maintaining and developing Relai’s back-end implementation using nodejs and helping with internal developments of the mobile app using react-native.

You will take responsibility for the following topics with a lot of energy, routine, and doer qualities: 

  • Design and implement high-quality backend services
  • Participate in code reviews and audits
  • Work closely with DevOps / test engineers

The role reports to the Chief Technology Officer.


  • At least 6 years of experience in a similar role
  • Experience with
  • Golang
  • Docker, Kubernetes
  • Git and the related branching models
  • CI/CD systems
  • Working in an agile setting
  • Knowledge of cloud/microservice design patterns
  • Preference for simple solutions that are improved in an iterative fashion
  • Visceral rejection of gratuitous complexity and obsession with clean code
  • Mad communication skills ideally coupled with a sense of humor
  • Self-starter and able to work independently with minimal supervision

Do you bring the necessary education (university a plus but not a must) as well as relevant experience (ideally successful support of a startup from “early stage” to “growth stage”) and have a high affinity for Bitcoin & Crypto?

Are you fluent in English (German & French is a plus) and want to grow with a dynamic, international, digital startup team? Then do not hesitate and send us your application.


Join our young, top motivated team and benefit from above-average startup wages and bonus payments in bitcoin. In addition, every employee receives shares in the company and other great perks!

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Relai 🇪🇺

Europe's easiest bitcoin app - Made in Switzerland 💙