Senior Data Engineer with GCP

Senior Data Engineer with GCP

Date: May 20, 2026

Location: Kraków, PL; Łódź, PL; Poznań, PL; Warszawa, PL

Working place: Hybrid

Type of contract: employment contract

Salary range: 14,500-22,300 PLN gross/m

What you will do

You will work on designing, building and optimizing scalable data solutions in a cloud environment, focusing on creating efficient ETL pipelines and data models that support business needs. The role involves close collaboration with both technical and business stakeholders to translate requirements into reliable data products, while continuously improving performance, data quality and development standards across the platform.

• Performance tuning and optimization of existing solutions.
• Building and maintaining ETL pipelines, testing and documenting current data flows.
• Implementing tools and processes to support data-related projects and promoting best development standards across the team.
• Design, build, test and deploy Cloud and on-premise data models and transformations in Cloud Native or dedicated toolset.
• Optimize data views for specific visualization use cases, making use of schema design partitions, indexes, down-sampling, archiving, etc.
• Review and refine, interpret and implement business and technical requirements.
• Ensure you are part of the ongoing productivity and priorities by refining User Stories, Epics and Backlogs in Jira.
• Onboarding new data sources, design, build, test and deploy Cloud data ingest, pipelines, warehouse and data models/products.
• At least 4-5 years of commercial experience as a Data Engineer.
• Strong Python and PySpark skills.
• Experience with GCP Cloud toolset.
• Strong hands‑on experience with SQL and query optimization.
• Experience with ETL/ELT pipelines development, testing, and management.
• Strong experience with Hadoop.
• Understanding of key concepts around Data Warehousing, Data Lakes and Data Lakehouses.

Nice to have

• Experience with Java/Scala.

We offer you

• Hybrid work 2 days a week from our client's office (Kraków)
• Working in a highly experienced and dedicated team
• Benefit package that can be tailored to your personal needs (private medical coverage, sport & recreation package, lunch subsidy, life insurance, etc.)
• Online training and certifications fit for career path
• Access to e-learning platforms
• Mindgram - a holistic mental health and wellbeing platform
• Work From Anywhere (WFA) - the temporary option to work remotely outside of Poland for up to 140 days per year (including Italy, Spain, the UK, Germany, Portugal, and Bulgaria)
• Social events