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Data Engineer

Data Engineer

Vertex AgilityKraków, Województwo małopolskie, Polska
30+ days ago
Job description

Job Opportunity : Data Engineer (Python, PySpark, SQL)

Location :

Cracow, hybrid model (6 office days per month)

Type of contract : B2B

English : B2+

Role Overview :

We are looking for an experienced

Data Engineer (Python, PySpark, SQL)

to join an international technology team working on large-scale data platforms. The role focuses on building and optimizing data pipelines, developing ETL processes, and ensuring high-quality, efficient code delivery.

This is a hands-on position with responsibility for both development and technical decision-making - including defining best practices, reviewing code, and ensuring solutions meet enterprise standards of security, scalability, and performance.

Responsibilities :

  • Design, build, and maintain data pipelines and ETL processes using Python and PySpark.
  • Develop CI / CD pipelines to automate deployments and improve data integration processes.
  • Define best practices for data engineering and ensure adherence within the team.
  • Review code and conduct testing to ensure quality, performance, and scalability.
  • Collaborate with architects, business analysts, and stakeholders to design data-driven solutions.
  • Resolve technical issues and provide guidance on architecture and stack decisions.

Requirements :

  • Strong experience in Python, PySpark, and SQL (including query optimization).
  • Hands-on expertise with Oracle PL / SQL, Unix shell scripting.
  • Familiarity with CI / CD tools such as Jenkins, Ansible, GitHub.
  • Experience in error handling, troubleshooting, and performance tuning of data solutions.
  • Knowledge of Agile and DevOps practices, with ability to work in cross-functional teams.
  • Strong analytical and communication skills, ability to interact with both business and IT stakeholders.

    • What we offer :

  • B2B contract.
  • Private medical care, life insurance, and access to Multisport card.
  • Stable, long-term projects with full-time employment.

    • If you are an experienced Data Engineer who enjoys building scalable data pipelines and shaping technical standards - we would love to hear from you

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    Data Engineer • Kraków, Województwo małopolskie, Polska