Data Engineer

Your responsibilities

At CELUS
, we're building the platform where component adoption happens and are hiring a
Data Engineer (F/M/D), who will play a key role in building reliable, scalable data pipelines and ingestion processes that create real impact across our product and the wider business, while supporting analytics initiatives across the business.

Your responsibilities will include:

• Design, build, and maintain scalable ETL and data ingestion pipelines using Databricks
  , Py Spark , supporting the full lifecycle from development through deployment and optimisation.
• Configure and support Snowplow event tracking and data collection, ensuring high-quality behavioural data is available for analytics and reporting.
• Develop and maintain data transformation and semantic models using SQL and dbt
  , delivering trusted datasets that enable self-service analytics and business insights.
• Collaborate with software engineers and business stakeholders to understand data requirements, improve data quality, and support integrations across our data platform, including APIs and databases such as PostgreSQL, MongoDB, or DuckDB
  .
• Contribute to the continuous improvement of our data platform by monitoring pipeline performance, sharing best practices, mentoring colleagues, and exploring new technologies that enhance our data engineering capabilities.

• Bachelor's degree in Computer Science, Information Technology, Data Engineering, or a related technical field.
• Hands-on experience as a Data Engineer, with practical experience building ETL and data ingestion pipelines.
• Strong experience with Databricks (our primary data platform), SQL, and Python,
  Py Spark
• Experience working with Snowplow for event tracking and analytics data collection.
  
  Experience with
  dbt for data transformation is highly advantageous
  .
• Exposure to at least one of PostgreSQL, MongoDB, or DuckDB
  ,
• Excellent communication skills and the ability to collaborate and problem solve effectively
• An interest in mentoring colleagues and contributing to a data-driven culture is highly valued.

• Shape the future - Have a direct impact on the electronics industry with our agile and international team.
• Feel welcome - Experience our start-up culture with free lunches in the office canteen, our unique coffee culture, and regular team events that bring colleagues together.
• Commute freely - Enjoy our modern, centrally located offices, free public transport tickets, free EV charging, and complimentary parking.
• Learn and develop - Improve your skills with our English/German language classes, trainings and conferences with a yearly budget up to 1000 EUR
  . Support your wellbeing with an EGYM Wellpass membership.
• Decide where and when you work - Benefit from a hybrid office environment, flexible working schedule, workation program, additional paid Christmas week holiday.