Senior Data Engineer @ DCG sp. z o.o.

Strong experience in data engineering and distributed data processing Strong knowledge of SQL-based data transformation Hands‑on experience with: Apache Hadoop, Apache Spark, Oozie, Apache Airflow, Kafka / event-driven architectures and CI/CD tools (Git, PR workflows, Jenkins) Ability to translate business requirements into SQL logic Experience providing L3 production support Ability to collaborate with Production Assurance teams Strong analytical and problem‑solving skills Strong communication…