Job Responsibilities
- Actively contribute to end-to-end data pipeline development , from raw source ingestion, profiling, mapping, and transformation into a consolidated analytical model
- Implement insert-only paradigms and multi-version data handling in Databricks
- Define and document logical and physical data models based on conceptual designs
- Ensure data quality monitoring and visualization , embedding significance and origin into the single version of truth
- Perform source system profiling and mapping into the target enterprise model
- Provide clear, structured documentation of findings and decisions , ensuring consistency and completeness
- Support reconciliation and reference data management, including garbage collection and quality tracking
Expectations
Min. 6 years of experience in BI development, data engineering, or related rolesEnglish – advanced / proficient (C1 level)Strong knowledge of Microsoft Azure PlatformProficiency with Databricks (including insert-only paradigms, versioning, data quality handling)Solid SQL expertiseExperience coding in Notebooks (e.g., Spark)Strong background in data modeling (conceptual, logical, physical) and 3NF-type consistency modelsFamiliarity with ETL / ELT processes, transformation logic, and data reconciliationAbility to understand and work with business data representationsWe offer
Ongoing support from a dedicated agent , taking care of your project continuity, client contact, necessary formalities, work comfort and developmentConsultant Development Program – advice on growth planning based on the latest trends and market needs in IT, including consultations with agents and growth mentorsAccess to 7N Learning & Development – a development and educational platform with webinars, a library of articles and industry reports, and regular invitations to one-time and recurring development events – technical, business, and lifestyleSpectacular integration events , both for you (e.g., annual Kick-Off trip , Christmas parties, or Summer Olympics sports events) and for your loved ones (e.g., family picnics, movie premieres)Professional development not only during the project – you can get involved in knowledge transfer to others within the 7N Services offering directed at 7N clientsRelationships and access to the knowledge of the most experienced IT experts in the market – the average professional tenure of our consultants in Poland is over 10 yearsA complete benefits package , including funding for medical care, life insurance, sports cards for you and your loved ones, as well as discounts in stores in Poland and abroadAbout 7N
Constantly searching for projects, difficult rate negotiations, lack of development support – sounds familiar? At 7N, you gain not only stability of contracts but also the personal involvement of a dedicated agent who ensures your professional comfort and continuous access to development initiatives.
Our mission is to provide stable and rewarding collaborations that drive your success as an IT expert and the success of our clients. We build long-lasting relationships based on Scandinavian values and 30 years of experience creating IT solutions for over 200 organizations.