Senior Data Engineer

Job description


Join ADDENDUM, a global software development and IT team augmentation firm focusing on fintech, banking, and telco industries. Experience tailored benefits, diverse projects with various tech stacks, and opportunities for growth, freedom, and responsibility you desire.


Whether you're in the heart of Poland or anywhere else, you'll join forces with dedicated professionals in the banking sector, working on exciting projects that enhance efficiency, and drive technological innovation as an Data Engineer.


  • Create and optimize ETL workflows to move data from source systems to data warehouses or data lakes, transforming it for analytics and reporting.
  • Design and implement processes for collecting, cleaning, and integrating data from various sources, including transactional databases.
  • Develop and maintain data models that align with business requirements, ensuring efficient storage, retrieval, and analysis of data.
  • Manage and optimize data warehouse solutions, ensuring they meet scalability and reliability requirements.
  • Implement and maintain security measures to protect sensitive financial and customer data, including encryption and access controls.


  • Proficiency in ETL principles and different ETL techniques.
  • Proven development experience (+5 years) with one or more of: Oracle, MS SQL, SAP Sybase IQ.
  • Proficiency in ETL development tool: SAP Data Services or similar.
  • Familiarity and understanding about BI/Data Warehouse methodologies, systems and types.


In this position, we offer opportunities for B2B contractors.

At Addendum we believe in personalized benefits packages that cater to your unique passions. Tell us what drives you, and we'll craft a package accordingly. On top of that, heres whats in store automatically:

  • Top Talent Collaboration: Join award-winning teams from different countries.
  • Diverse, Challenging Projects: Break free from the ordinary with dynamic, stimulating work.
  • Epic Team Events: Join us for summer and winter parties and online events.
  • Special Celebrations: We love a good shindig for birthdays and project milestones.

And if you want to turn up the volume even more, here's what you can additionally have:

  • Rock star Benefits: From health and wellness to tech gadgets, we've got it covered.
  • Flexible Work Options: You choose your work style: from the office to a beach in Bali.
  • Healthy Work-Life Balance: Easy sick-leave and unlimited work-from-home options.

So, get your dancing shoes on and come join the fun!

At ADDENDUM, we wholeheartedly reject all forms of discrimination, including but not limited to age, disability, sex, sexual orientation, pregnancy and maternity, race or ethnicity, religion or belief, gender identity, marriage, civil partnership, or any other protected category. We are committed to fostering a culture of equality and inclusion, where every individual has the opportunity to thrive.

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