Senior Data Engineer (m/f/d)

Berlin location

Our client, a rapidly growing AI start-up in Marketing Tech, is helping clients to grow their customer base into valuable relationships via Predictive Analytics.

They are now looking for a Senior Data Engineer (m/f/d), based in Hamburg or Berlin, for their Predictions Management Team. In this position, you will be working on their clients‘ high-load prediction infrastructure and improve their data pipelines, APIs, big data performance and also work on making ground-breaking machine learning ideas available to the world.

Tasks & Responsibilities:

  • You will work on the machine learning part of their clients‘ customers platform and develop software that contributes to their ETL, data preparation, analytics and prediction features.

  • You ensure creation of high quality code following a test-driven approach and strive for performant implementation of data pipelines

  • You take part in our clients‘ agile development process and work on continuously improving their processes.

Your Profile:

  • Around 5+ years of experience in data engineering

  • First experience with functional programming

  • Good understanding of data modeling, algorithms and data transformation techniques

  • Proven experience in working with the Python data science stack (Numpy, Pandas, PySpark)


  • Experience in developing software for a data-heavy, real-time, high-load company is a big plus

  • Experience in planning, designing, developing, and managing software in a cloud environment is a big plus

  • Experience with other distributed data stores and streaming applications (Cassandra, Kafka, Flink, Druid, or similar) is a plus

  • Experience with Elasticsearch (or Solr) and Kubernetes and event-driven architectures is a plus

  • Experience in Java or Scala software development

What’s in for you

  • Work on the forefront of AI-driven software

  • Play a role in defining the premiere new standard for the marketing industry with a lot of momentum: the Customer Data Platform (CDP)

  • Become a part of a fun and international team of inspiring personalities within a firm that fosters your continuous professional development, and enables you to take part in conferences and courses

  • You can work either from our clients office in Hamburg or Berlin and from home several days per week

Interested? Then send over your CV @ Walter Witthüser (