Distributed Systems Engineer

RTB House • Warsaw, Masovian Voivodeship • Posted June 03, 2026

About the Role

We are looking for experienced Developers to help build and expand our RTB platform.


Your tasks:

  • Design and programming of a wide range of modules and components as part of a system that supports over 5 million queries per second with a latency below 50 ms
  • Optimization of the developed software in terms of response time and resource consumption
  • Ensuring the reliability and scalability of the solutions built
  • Creating performance and correctness tests for new system components
  • Analysis of new technologies in terms of their applicability in production conditions
  • Development of tools for monitoring and analysing the operation of the production system
  • Continuous optimization of existing tools and processes


    • Selected technologies used:

  • Java, Python
  • Aerospike, Memcached
  • HaProxy, Nginx
  • Jenkins, Graphite
  • PostgreSQL
  • Elastic Search
  • Apache Tomca...