Flix

Data Engineer

Warsaw

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hirly's read of this role

Role family: Data & ML
Seniority: Mid level
Country: PL
Work mode: On-site / unstated
First seen by hirly: 8 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

Rate: 90 – 120 PLN/hour (B2B)

We are looking for an experienced Data Engineer to join Flix on a f reelance/service agreement basis (B2B contract).

Scope of Services

As a Data Engineer at Flix, you can make an impact by building the data pipelines and products that power marketing budget decisions for one of Europe's fastest-growing mobility platforms and contributing to team’s expansion into marketing attribution.

About the Engagement

Use Python, SQL, and Airflow to develop reliable data pipelines that empower marketing stakeholders with timely, actionable data

Be a good judge of when to delegate to AI, when to trust, and when to meticulously review AI-generated work

Ensure data quality through validation, monitoring, and clear documentation

Participate in code reviews and contribute to engineering best practices within the team

Collaborate with the Product Owner and team to understand marketing stakeholders' data needs and translate them into technical solutions

Contribute to the design, optimization, and continuous improvement of scalable data pipelines and infrastructure

Understand data products deeply enough to independently investigate data questions, spot anomalies, and explain what the numbers mean to non-technical stakeholders

About You

2–4 years of hands-on experience in data engineering

Degree in Computer Science or a related field - candidates from Business or Marketing backgrounds with technical exposure are also welcome

Solid experience with Python, CI/CD, Terraform, SQL, relational databases, and Git

Familiar with ETL orchestration tools such as Airflow

Naturally curious - comfortable digging into data independently to find the root cause, framing questions about data and developing deep domain expertise over time

Communicates well and works effectively with both technical and non-technical stakeholders; fluent in English

Preferred: experience with AWS, Docker, Kubernetes, or foundational marketing knowledge

Callibration model

Cooperation based on a service agreement (B2B/freelance contract), not an employment contract

You will operate as an independent contractor, responsible for delivering agreed services and submitting invoices

Location : open for contractors based in Poland

Original posting on Flix's site ↗

Listed on hirly, a job board. hirly is not the employer: Flix is hiring for this role.

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