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  • All offersKrakówDataSenior Data Engineer
    Senior Data Engineer
    Data
    HCLTech

    Senior Data Engineer

    HCLTech
    Kraków
    Type of work
    Full-time
    Experience
    Senior
    Employment Type
    Permanent
    Operating mode
    Hybrid

    Tech stack

      SQL

      advanced

      Python

      regular

      Data Warehousing

      regular

      ETL

      regular

      Hive

      junior

    Job description

    Responsibilities

    • Partner with leadership, engineers, program managers and data scientists to understand data needs.

    • Design, build and launch extremely efficient and reliable data pipelines to move data across a number of platforms including Data Warehouse, online caches and real-time systems.

    • Build data expertise and own data quality for your areas.


    Qualifications

    • 5+ years Data Engineering experience

    • Expert in SQL with good understanding of how relational databases work

    • Good Python Programming experience

    • Experience with Data Warehousing Architecture

    • Experience with workflow management engines like Airflow, Dataswarm, Luigi etc.

    • 5+ years experience in custom ETL design, implementation and maintenance

    • Experience with data quality and validation.

    • Experience with SQL performance tuning and e2e process optimization.

    • Experience querying massive datasets using Presto, Hive etc.