1&1 Mail & Media Applications SE

Data Engineer (f/m/d) - onsite or remote / home office

at subsidary 1&1 Mail & Media Applications SE in Karlsruhe, Munich or Work from home
Full-time | Permanent | Professionals
Reference ID: 2458


About us

With our strong brands GMX, WEB.DE and mail.com and over 42 million active users, we are the leading email and communications platform in Germany, Austria and Switzerland. From this strong market position, services and apps are developed that simplify users' digital lives - from office tools and cloud solutions to personal ID management.

Your Tasks

With over 40 million customers, WEB.DE and GMX are among the leading email providers in Germany. Do you have a passion for data analytics and want to make a real difference in a digital company with flat hierarchies? With us, you understand our products, the underlying business processes and connect different data from product and service systems in our data warehouse. You will use this data to build modern self-service reporting solutions and support product management with analyses and your data expertise. Become part of our agile team and develop our BI solution for the digital future with Microsoft SQL Server and our Big Data System based on Hadoop and Impala!

  • You build a deep understanding of our products, their features, sales, cancellation and billing processes to design ideal BI solutions.
  • You connect data from different sources, create ETL pipelines, new metrics and data structures for selections, analysis and reporting. For this, you use SQL Server Integration Services and our internally developed Big Data development environment.
  • You create Tableau reports and Excel evaluations in coordination with the departments and support them in using the self-service tools.
  • You take over KPI monitoring of the KPIs for which you are responsible.
  • In our cross-departmental Big Data Community, you exchange best practices and ensure perfect integration of the analysis options.

We Appreciate

Do you have a degree in information technology or comparable training? You already have in-depth skills in data warehousing and analysis? Are you interested in online business, BI and Big Data technology? Do you see yourself described in the points below? Then we look forward to receiving your application.

  • You have several years of professional experience in the field of data warehousing, reporting and analytics.
  • You are proficient in the SQL Server platform, especially SSIS, and are familiar with Tableau as a reporting tool.
  • The use of SQL is part of your everyday work.
  • You have experience in programming and in the use of version management systems.
  • Ideally, you have experience in Hadoop and Impala.
  • You are characterised by a high level of initiative and enjoy learning new things.
  • You are a team player, can communicate confidently with stakeholders and have a very good command of German and English.

apply online now

We value diversity and welcome all applications - regardless of, for example, gender, nationality, ethnic or social origin, religion, disability, age as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant factor subject to applicable law.


1&1 Mail & Media Applications SE
Recruiting & Candidate Management

Brauerstraße 48
D-76135 Karlsruhe