data engineer for marketplace data

OLX builds marketplace ecosystems for buying and selling cars, finding homes and jobs, and trading secondhand goods. Its brands include AutoTrader, OLX, Otomoto, and Property24.

• Enable efficient consumption of domain data as a product by delivering and promoting strategically designed actionable datasets and data models
• Build, maintain, and improve data pipelines using a broad range of technologies
• Support teams without data engineers in building decentralised data solutions and product integrations
• Build data pipelines in the Lakehouse using Medallion architecture
• Promote the value of data and the data platform among engineering teams and enable cooperation
• Work with product teams to identify opportunities to integrate data into end products and streamline source data
• Follow and promote data mesh principles around decentralised data ownership and “data as a product”
• Promote and uphold privacy-by-design principles and ensure sensitive data complies with security and privacy standards
• Increase data literacy across the engineering organisation through training and mentoring engineers
• Advance agentic systems for data engineering by creating specialised skills and agents

• 2+ Years of experience building complex data pipelines and working with technical and business stakeholders
• Strong SQL skills and ability to write efficient, readable code
• Familiarity with Medallion architecture
• Experience designing for scale and data growth in storage and performance
• Business and product understanding and ability to deal with ambiguity
• Track record of delivering successful data projects and managing their lifecycle
• Ability to build understandable and maintainable Python applications
• Experience with cloud data technologies such as AWS, GCP, Azure, Redshift, Spark, Trino, Iceberg, or Airflow
• Experience working with analytics teams and translating business terms and KPIs into technical requirements
• Experience defining and measuring data quality, such as with Monte Carlo or Great Expectations
• Excellent written and verbal English proficiency
• Must be based in Poland
• Будет плюсом: knowledge and curiosity about other big data technologies and tools, familiarity with Claude Code and/or Cursor, skills and AI agents

• Permanent contract; B2B option is not offered
• Salary plus annual bonus up to 15% of annual gross salary
• IP Rights’ Costs: tax-deductible costs up to 70%
• Work with and impact OLX websites across Europe
• Training and conference budget
• Benefits package with 330 points on the Mybenefit platform per month, private medical care provided by Luxmed, Ask Henry services, and more