Senior Fullstack Developer


Engineering | Berlin, DE

Rocket Internet, one of the most successful company builders in Europe, has launched a new venture: Franksmile. From offering operational support and partnering with entrepreneurs, to investing, Rocket creates market-leading companies, changing the way the world functions.

Franksmile is about to revolutionize the dental beauty market by giving millions of people access to a million-dollar-smile at an affordable price tag using invisible aligners. Currently, we are assembling core high-performance international teams to drive our success. 

As one of the first employees, you will be part of an incredible start-up journey and a team that is driven, empathetic and dedicated towards success. You will play a major role in every decision, problem and opportunity by being directly involved with the company's international roll-out. Together we can be phenomenal. 


  • Be at the center of a hyper-growth company 

  • Be able to build and not just fix things  

  • Huge learning potential  

  • Broad responsibilities and cross-functional opportunities  

  • Work with amazingly talented people 

  • Flat hierarchy and open communication 

  • Craft your own career  


  • Build the world’s leading teledentistry platform

  • Create an amazing customer journey and powerful backends for a global healthcare brand in the dental beauty market

  • Design and implement scalable services that power our global platform and help thousands of customers to the smile they always wanted

  • Work together with an amazing team of other full-stack and front-end developers, UX/UI experts and product managers

  • Be an integral part of our engineering team and create well designed and tested applications whose code can be easily understood and evolved

  • Take ownership of your projects and celebrate victories with your team


  • Strong knowledge of NodeJS and one or more JavaScript frameworks like React, Vue, Angular etc.

  • 5+ years of software development experience

  • Experience with RESTful APIs and (Micro-) Services Architecture

  • Experience with HTML/CSS/JavaScript/TypeScript 

  • Experience with CI/CD and AWS

  • Pragmatic in getting things done but value code quality highly

  • Team player with good written and verbal communication skills