1 month ago
Warsaw, PolandMid Level / Senior
Responsibilities
- Develop reliable data pipelines and products using Python, SQL, and Airflow.
- Ensure data quality through validation, monitoring, and documentation.
- Participate in code reviews and contribute to engineering best practices.
- Design, optimize, and continuously improve scalable data pipelines and infrastructure.
- Collaborate with the Product Owner and marketing stakeholders to translate data needs into technical solutions.
- Investigate data questions, identify anomalies, and explain findings to non-technical stakeholders.
- Exercise judgment when delegating work to AI and review AI-generated output carefully.
Requirements
- 2–4 years of hands-on data engineering experience.
- A degree in Computer Science or a related field; candidates from Business or Marketing backgrounds with technical exposure are also welcome.
- Solid experience with Python, SQL, CI/CD, Terraform, relational databases, and Git.
- Familiarity with ETL orchestration tools such as Airflow.
- Ability to independently investigate data, identify root causes, frame questions, and develop domain expertise.
- Strong communication and collaboration skills with technical and non-technical stakeholders.
- Fluent English.
- Preferred experience with AWS, Docker, Kubernetes, or foundational marketing knowledge.
Benefits
- Freelance/service agreement on a B2B contract basis rather than an employment contract.
- Independent-contractor arrangement with responsibility for delivering agreed services and submitting invoices.
- Open to contractors based in Poland.
About Flix
Flix builds a travel-tech platform and consumer apps that sell intercity bus and rail tickets under FlixBus, FlixTrain, Greyhound, and Kamil Koç. It uses an asset-light model, partnering with local operators while handling network planning, pricing, and marketing to connect travelers in 40+ countries. Founded in 2011 and headquartered in Munich, it offers a unified booking experience across Europe, the U.S., and Turkey.