Team Description

The Machine Learning Engineering Team is immersed since over 6 years in on-prem real-time data & event processing. Now a new journey to modularize the tech stack and move to the cloud has started: all while continuing to develop innovative, data-based products and solutions for customers and partners.


Current products and tasks include:

  • Real-time marketing campaigns: we reach millions of customers who use these campaigns regularly. They include Location-based campaigns, raffles, real-time Coupon Assignments
  • Embedding of ML Models in new and existing products
  • Operation and continuous improvement of the tech stack


Current Tech Stack:

  • Architecture & Frameworks: Spring Boot, Spark, Flink, Kafka, Cassandra, ELK, Oracle
  • Languages: Java, Python, Scala, Groovy
  • Build & Deployment: Gradle, Jenkins, Ansible, Kubernetes/OpenShift, Docker, Helm, Kubeflow
  • Quality Assurance: Test automation & management, Spock, scalatest, Gatling


How about?

  • Employment contract? Of course. With us you do not have to worry about stable employment.
  • ‎Flexible working hours? Sounds great! We start working between 8 to 10.
  • Friendly atmosphere at work? Yes! In PAYBACK, people are the most important asset‎.
  • Benefits? We have them! Among other: corporate incentive program, sport card, private medical care.
  • Dress code? We definitely say no. There are no rigid dress code rules in our company, sneakers are more than welcome.
  • Trainings? Of course. We provide training to develop hard and soft skills.
  • Working in a hybrid model? Of course! You work with us 2 days a week from the office, 3 days a week from home.
  • ‎Something is missing? Open communication is our priority, so dare to ask!‎

Very well
Java/Scala
Beginner
Spring BootSparkKafkaCassandraELKSQL

  • Software development, testing and documentation within an agile way of working.
  • Contribution to solution design.
  • End-to-end responsibility within CI/CD.
  • What you build as a team, you also run as team.

  • You have experience programming in Java or Scala.
  • You know how to work with Spring Boot, Spark Streaming, Kafka, Cassandra, ELK and SQL.
  • You are familiar with the other areas of our tech stack or open to learn.
  • You have experience in test automation and management.
  • Containerization and Cloud experience a plus.
  • A passion for software development, big data and intelligent solutions.
  • Good communication skills in English.

PAYBACK to największy w Polsce multipartnerski Program Bonusowy należący do Grupy American Express. Jego ideą jest docenienie konsumentów za ich codzienne decyzje zakupowe oraz wsparcie firm w budowie i utrzymaniu stabilnych relacji z klientami. PAYBACK rozpoczął swoją działalność w Polsce w 2009 roku. W krótkim czasie stał się największą platformą marketingową w Polsce łączącą obecnie ponad 7,5 mln konsumentów z ponad 600 firmami partnerskimi reprezentującymi różne branże, w tym e-commerce.