Senior Data Integration & Migration Engineer

Link Group; Wrocław, Poznań, Kraków; On-site; PLN 180,000 - 260,000; Full time

Job summary

Link Group is seeking a Senior Data Integration Engineer to drive a complex data migration across enterprise HR platforms. You will design and implement robust data pipelines, APIs, and data mappings while coordinating with stakeholders to ensure accurate, timely transfers.

The role combines hands-on engineering with technical leadership to establish scalable data flows, quality controls, and maintainable documentation across systems.

Qualifications

• Proven experience developing ETL/ELT pipelines and data integration solutions.
• Strong SQL and Python programming skills.
• Experience with APIs, data connectors and cross-system integrations.
• Good understanding of data modelling, data transformation and data architecture.
• Experience delivering or supporting complex data migration projects.
• Strong analytical and troubleshooting skills, especially with data quality issues.
• Ability to work independently and collaborate with technical and non-technical stakeholders.
• Excellent documentation and communication skills.

Responsibilities

• Design, develop and maintain reliable data pipelines and integrations between enterprise systems.
• Implement API-based data exchange and automated data ingestion processes.
• Define data mapping rules and transformation standards in collaboration with business stakeholders.
• Coordinate technical migration activities, monitor progress and ensure successful delivery.
• Investigate data inconsistencies and integration failures, identifying root causes and implementing long-term solutions.
• Translate business requirements into scalable technical solutions.
• Apply data modelling and architecture best practices, maintaining clear technical documentation.

Skills

ETL/ELT pipelines

SQL

Python

APIs

Data modelling

Data architecture

Data migration

Analytical skills

Documentation

Stakeholder collaboration

Job description

Link Group is seeking a Senior Data Integration Engineer to drive a complex data migration across enterprise HR platforms. You will design and implement robust data pipelines, APIs, and data mappings while coordinating with stakeholders to ensure accurate, timely transfers.

The role combines hands-on engineering with technical leadership to establish scalable data flows, quality controls, and maintainable documentation across systems.