Senior Backend Elixir Developer

zenloop GmbH


Zenloop GmbH is a SaaS customer experience management platform based on the Net Promoter Score (NPS). With zenloop companies can gather feedback from various channels which can then be analyzed and clustered automatically within the zenloop software. This empowers companies to identify unsatisfied, potentially churning customers immediately and to analyze the reasons for this and to inform relevant stakeholders. Zenloop GmbH is a company located in Berlin with satellite office in Warsaw. We are very international team and our company language is English.

Senior Backend Elixir Developer (m/f/d)

Who we are looking for

For our fast growing development team we are looking for a motivated as well as talented person to work with us in the role of a Elixir developer.

Your responsibilities:

  • Getting familiar with the problem domain and proposing solutions,
  • Implementing new functionalities,
  • Communicating with the development and product team,
  • Doing regular code reviews,
  • You will be using functional programming languages such as Elixir, solving complex programming challenges,
  • Sharing knowledge with your colleagues and the whole company,
  • Working with AWS Cloud,
  • Maintaining existing code,
  • Writing well tested and good quality code (with tests coverage for positive and negative scenarios)


  • You are a back-end or full-stack developer with couple of years of experience (3+)
  • You worked on a production application in AWS or Heroku
  • You worked with RDBMS like PostgreSQL
  • You are confident in communicating in English language
  • You have experience in building server-side apps, using the MVC pattern or something similar
  • You have solid understanding of how web applications work
  • You express interests in functional programming and have some functional programming experience
  • You worked with or learned about RabbitMQ or other message brokers
  • You have understanding of distributed systems and resilient applications
  • You are a team player, with strong communication skills
  • You have practical knowledge of how to communicate with REST API
  • You are familiar and practically used agile methodologies in your previous projects (like Scrum or Kanban)

Nice to have

  • You worked with or learned about RabbitMQ or other message brokers.
  • You are familiar with Elixir language and ecosystem (Phoenix)

We offer

  • Competitive salary - 3500-4000 EUR/month B2B
  • A positive atmosphere at work
  • Interesting and challenging technical problems to solve
  • Work with the latest technologies and infrastructure ideas/patterns
  • Work in a young, international and creative team
  • Integrations event twice a year (Berlin and one somewhere across Europe - last two were in Athens and Lisbon)
  • Self development budget of 500 euros a year (for conferences)


How to apply?

I am available to take Elixir, Erlang and Phoenix work. Can start soon.