Senior Backend Developer (CRM)

at Runtastic (view profile)
Location Linz, Austria
Date Posted April 11, 2019
Category Austria - Red-White-Red Card Jobs
Job Type rest



Engage millions of users to use our products on a regular basis by building up the data platform to reach them via push, email, and in-app messages. As a Backend Developer in our CRM Technology team your tasks will include:

  • Designing efficient and scalable backend services and APIs for our data platform
  • Implementing an event-based low latency messaging prioritization system
  • Building a platform to synchronize data between different services
  • Writing tests and releasing & monitoring your code
  • Improving our growing codebase
  • Working closely together with our product squads and external partners (e.g. Emarsys)


  • Experience writing robust, maintainable HTTP and REST APIs. Previous experience with Ruby is a plus.
  • At least 4 years of experience in backend development.
  • Ideally, experience with stream processing frameworks
  • Knowledge of SQL and familiarity with NoSQL databases such as MongoDB or Cassandra.
  • Ability to speak JSON (preferably JSON API) and REST to clients.
  • Preferably, a degree in Information Technology, Software Engineering, or a related field (higher technical institute or university)
  • Very good English skills
  • Inquisitive nature, a team player, and the desire to work and live in Austria

Visa Assistance

Open to assisting the right candidate with the following Visa(s) / Work Permit(s)

1) Austria - Red-White-Red Card Jobs