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Senior Data Engineer (Hadoop, Spark) @ GFT Poland

Kraków, małopolskie💼 Full-time🗓 2026-06-17 → 2026-08-06

Core

Designing, developing, and maintaining scalable data solutions and pipelines within a dynamic DevOps environment.

Role type

Senior Data Engineer (Big Data)

Builds

Scalable data pipelines and solutions

Domain

Big Data / Data Engineering

Deliverable

production ML models | infrastructure

Required skills

PySpark, Scala, Apache Airflow, Hadoop ecosystem (Spark, Hive, YARN), ETL frameworks, SQL, RESTful services, Unix/Linux operations, Git, Jenkins, Ansible, Big data modelling, Spark streaming, Java APIs, PL/SQL

Preferred skills

Elasticsearch, Cloud design patterns, DevOps practices, Agile methodologies (Scrum, Kanban)

Technologies

PySpark, Scala, Airflow, Hadoop, Spark, Hive, YARN, Elasticsearch, Java, Python, PL/SQL, Linux, Unix, Git, GitHub, Jenkins, Ansible, JIRA

Responsibilities

Design and develop software using PySpark, Automate testing of components, Conduct code reviews and mentoring, Provide production support and troubleshooting, Implement tools for performance and monitoring, Collaborate with Business Analysts on requirements

Seniority

Senior, hands-on IC

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