adesso

Software Developer Datenmigration (all genders)

adesso
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3 months ago
Cologne, Germany +3 moreMid Level

Responsibilities

  • Migrate large customer and contract datasets and further develop the migration approach.
  • Support customers during complex data migration projects, including technical analysis of source systems.
  • Collaborate closely with business analysts and customers’ application development teams.
  • Develop ETL processes, automations, and data model mappings.
  • Contribute ideas and expertise to improve the company’s migration software and reduce project complexity.
  • Implement projects independently and help improve development processes.

Requirements

  • Demonstrated software development experience in B2B or B2C environments.
  • A vocational or university degree is desirable.
  • Experience developing ETL processes, automations, and data model mappings.
  • Professional experience with database management systems, ideally SQL-based, and processing large volumes of data.
  • Several years of experience with Java and initial experience with Java EE and containers.
  • Ability to use AI tools confidently in the relevant field, critically assess their results, and identify opportunities for customers and the company.
  • Very good German language skills at a minimum C1 level.
  • Curiosity, willingness to learn, teamwork, creativity, and independent project execution.

Tech Stack

Categories

BackendData Engineering
adesso

About adesso

5,001-10,000 employees

adesso SE is a German IT services and consulting firm that builds custom software and modernizes core systems for enterprises and the public sector. It offers project-based consulting, development, and integration across domains such as cloud, data/AI, and enterprise platforms to improve business processes. Founded in 1997 and headquartered in Dortmund, adesso is a publicly listed company on the Frankfurt Stock Exchange (ETR) serving clients across finance, insurance, healthcare, and government.

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