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November 3, 2026
Senior Data Engineer - Freelance
Senior • On-site
312,000 - 364,000 PLN/yr
Warsaw, Poland
Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.
We are looking for Senior Data Engineer
Project Details:
Location: European Union
Contract type: Full-time, freelance B2B
Hybrid work: once per month form office in Warsaw
Rate: 150-175 PLN/h
Start: asap
Duration: 3-6 months (with possibilty of extension)
Requirements
Must-have:
At least 4 years of experience in software or data engineering
Experience working on projects within a development team
Strong Python skills for building data pipelines, with hands-on experience in Databricks and dbt
Proficiency in SQL
Experience with data mapping
Good understanding of the JSON data format
Experience integrating with REST APIs
Hands-on experience with event streaming and topics (Kafka / Debezium)
Experience in data validation
Experience writing data unit tests and integration tests
Knowledge of Data Vault modeling
Experience with Microsoft Azure cloud services
English proficiency sufficient to read technical documentation fluently, handle business correspondence, and communicate verbally with international external vendors
Nice to have:
University degree, preferably in Computer Science or a related field
Experience working with applications in distributed environments
Experience using AI tools in automated workflows
Benefits
What's in it for you? Becoming a Netguru Freelancer means:
work with an experienced team of developers and continuous development of your hard and soft skills;
long-term collaboration on challenging products.
Curious to learn more about working as a Netguru freelancer? All the information you need is here: Netguru Talent Marketplace.
Looking for a full-time job? Check out our Career Page and find out more about our open recruitment processes.
Don't hesitate and apply right away!
At Netguru, we're committed to creating an inclusive environment for everyone. If you require any disability-related adaptations during the recruitment process, please let us know. We're here to help!
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