Backend Developer - Core/Service/NodeJS/JavaScript

Permanent employee, Full-time · Berlin

About us
Welcome to Lightcurve, Berlin's most dynamic blockchain studio! In close cooperation with the Lisk Foundation based in Switzerland, we are developing a platform by developers for developers to fulfill our mission - to make blockchain technology accessible. We are hard-working and fun-loving, always on the search for the most outstanding colleagues to push the boundaries of blockchain technology together.

We are looking for a Backend Developer - Core/Service/NodeJS/JavaScript, who can help the Lisk project achieve the very highest standards in code quality, performance and security. You can find more information about our products here: and on GitHub.

  • Development of NodeJS based applications and microservices
  • Development of relational databases
  • Development of Swagger/OpenAPI based RESTful APIs
  • Development of WebSocket based APIs
  • Integration of 3rd party services, such as crypto exchanges
  • Development planning: requirements gathering and design
  • Debugging, root-cause analysis, bug fixing
  • Unit, functional and integration testing
  • Quality assurance (Manual and Automation)
  • Native level fluency in English (spoken and written)
  • 5+ years professional development experience in building scalable microservice applications
  • Basic knowledge of blockchain, cryptography, distributed networks
  • Basic knowledge of Lisk, Bitcoin, Ethereum and other protocols
  • Working knowledge of NodeJS
  • Working knowledge of JavaScript, TypeScript
  • Working knowledge of HTTP, WebSockets, JSON-RPC
  • Working knowledge of Redis, and MySQL (or any other SQL DB)
  • Working knowledge of Moleculer, or similar microservice frameworks
  • Working knowledge of programming paradigms such as functional, event-driven and OOPs
  • Working knowledge of unit, functional, integration, smoke and regression tests
  • Working knowledge of Git (and GitHub)

At Lightcurve, you find a wide range of benefits: an international and welcoming team, dynamic work environment, relocation package, modern office space in the center of Berlin or work remotely from anywhere in the world, regular team events, top-of-the-line equipment, and personal development plans.
Your application!

Please upload your CV, recent certificates as well as a brief cover letter (in total max. 20 MB).

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