Data Engineer - ETL Pipelines, Cloud & Data Quality

Deutsche Telekom IT Solutions Hungary; Poland; On-site; PLN 240,000 - 340,000; Full time

Job summary

Deutsche Telekom IT Solutions Hungary seeks a senior Data Engineer to design and operate scalable data pipelines, integrate diverse data sources, and build robust analytics-ready data lakes across Europe. You will collaborate with analysts and data scientists, ensure data quality, and drive performance improvements within an international tolling services context.

The role emphasizes modern tooling, AWS-based infrastructure familiarity, containerization, and CI/CD practices, with a strong focus

Qualifications

• Bachelor or Master’s degree in Computer Science, IT, or related field.
• Experience designing and building scalable ETL/ELT data pipelines in enterprise environments.
• Hands-on knowledge of data integration from databases, APIs, streaming platforms, and NoSQL systems.

Responsibilities

• Data Pipeline Development
• Data Integration
• Data Warehousing
• Data Modelling
• Data Quality and Governance
• Performance Optimization
• Collaboration with Data Scientists/Analysts
• Technology Selection
• Security and Compliance
• Monitoring and Troubleshooting

Skills

DeltaLake

SQL

Python

Tableau

Kafka

Apache Flink

Apache Doris

Superset

Schema Registry

MongoDB Atlas

Debezium

Kafka Connect

ETL/ELT design

Data modeling

Data quality management

AWS

Docker

Kubernetes

Terraform

RBAC/IAM

Education

Bachelor/Master in IT/CS

Tools

Jira

Confluence

Job description

Deutsche Telekom IT Solutions Hungary seeks a senior Data Engineer to design and operate scalable data pipelines, integrate diverse data sources, and build robust analytics-ready data lakes across Europe. You will collaborate with analysts and data scientists, ensure data quality, and drive performance improvements within an international tolling services context.

The role emphasizes modern tooling, AWS-based infrastructure familiarity, containerization, and CI/CD practices, with a strong focus