Software Engineer (Scala)

Job description

About us

Who we are? We are Big Data experts , working with international clients, creating and leading innovative projects related to the Big Data environment. We offer tailor-made solutions. It does not matter whether we are talking about building a Data Lake, conducting training in the field of data management, or performing detailed Big Data analysis. We don’t just focus on one technology, instead we specialize in a whole range of open-source and public cloud tools. Our team brings together over 130 specialists in their fields. We have participated in dozens of conferences, written countless amounts of code, we are the organizers of Big Data Tech Summit Warsaw, the largest Polish conference related to Big Data topics. We run webinars, share knowledge on blogs, creating whitepapers and more. Why? Because we believe that Big Data is an indispensable future of business.
Thanks to that, we always select the most optimal Big Data solutions.


We are working on the project with startup-like organization that builds a trusted, safe and highly-popular mobile communication app. It provides a lot of features with positive social impacts like protecting people from fraud, harassment, and scams, calls, and messages, identifying new numbers from anywhere in the world. The app is used by over 250 million people around the world and is growing very rapidly across regions. 

As a Backend Engineer in the iOS team, you will own the backend for the iOS app. You will also be coding new features and have an active role in the definition of the backend architecture for the iOS app. 

We are looking for an ambitious developer who has a passion for technology and a great will to learn and grow with us.


  • Contribute to the design and development of the backend services for the iOS app which will impact millions of users worldwide

  • Ability to build on top of services that already exists

  • User and product focused mindset

  • Being a team player and having a positive attitude towards collective code ownership, code reviews, retros, etc.

Technologies used:

  • Google Cloud Platform
  • Scala
  • Play, Akka
  • Open-source e.g. Redis, Cassandra, Kubernetes, Docker
  • Grafana, Prometheus and other reporting tools


  • Software development experience with Scala
  • Great understanding of key JVM concepts

Nice to have:

  • Experience working with non-relational databases
  • Experience working with mobile app developers
  • Someone who lives in the Apple ecosystem
We offer
  • Salary : 120-180 PLN net + VAT/h B2B (depending on knowledge and experience)

  • 100% remote work

  • Elastic working hours

  • Possibility to work from the office located in the heart of Warsaw

  • Opportunity to learn and develop with the best Big Data specialists in Poland

  • International projects

  • Possibility of conducting workshops and training.

  • Clear career path and certifications

  • Co-financing sport card

  • Co-financing health care

  • All equipment needed for work