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September 16, 2026

Data Engineer

Mid • On-site

50,000 - 60,000 EUR/yr

Cologne, Germany

Quick Facts

  • Role: Data Engineer
  • Focus areas: Finance and Customer Analytics
  • Key tech: SQL, Spark, Data Lakes, Microsoft Azure

Description

Join projects in Finance and Customer Analytics where you build data solutions for decision support using modern Microsoft cloud technology. You will integrate data from multiple sources, design data lake architectures, implement ETL/ELT pipelines, and add logging and monitoring. The role also includes consulting activities such as workshops, PoCs, and trainings, plus project planning and communication support.

Responsibilities

  • Prepare and conduct client consulting discussions, workshops, proof of concepts, and trainings in the area of Microsoft Data, BI & Analytics Services
  • Integrate data from different sources such as streaming, APIs, sensor data, and SQL databases
  • Design and implement Data Lake architectures for storing and analyzing data using SQL, NoSQL, and Hadoop/Spark
  • Design and implement ETL/ELT processes for data processing and enrichment
  • Design and implement logging and monitoring mechanisms
  • Support project management tasks including effort estimation, project and resource planning, and project leadership and communication

Requirements

  • At least 3 years of Data Engineering experience with SQL and Spark
  • Solid knowledge of cloud platforms (preferably Microsoft Azure)
  • Experience with Data Lakes
  • Experience integrating data from multiple sources (streaming, APIs, sensor data, SQL databases, etc.)
  • Experience with Data Lake architecture (SQL/NoSQL, Hadoop/Spark)
  • Experience implementing ETL/ELT processing pipelines
  • Experience implementing logging and monitoring
  • Ability to support client consulting activities and communicate with stakeholders

Benefits

  • Start-up environment with few hierarchies and an experienced, passionate team
  • Flexible work models (50%–100% part-time), permanent employment, and home office arrangements
  • Room and support for personal development
  • Leading-edge projects using the latest Microsoft cloud technology
  • Employee participation and partner model
  • Modern office in a central location with fruit, drinks, and coffee
  • Job ticket and e-bike leasing options
  • Regular team and company events (virtual and soon in person)

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