Senior Data Engineer (Python, AWS)

We are looking for a Senior Data Engineer (Python, AWS) to support the design, development, and enhancement of our client’s enterprise data platform. The ideal candidate is a hands-on data engineer with strong experience building data pipelines, integrating data from operational databases, and working with modern cloud data warehouses.

Responsibilities

• Build and maintain Python-based ETL/ELT workflows for data ingestion, transformation, and validation
• Design and develop data pipelines
• Develop scalable and performant data models
• Implement and maintain Medallion Architecture (Bronze, Silver, Gold) data models to support analytics and downstream applications
• Collaborate with application developers, business users, and data consumers to understand data requirements

Requirements

• 3+ years of hands-on data engineering experience
• Strong Python programming skills with experience building ETL/ELT pipelines
• Solid SQL skills, including query optimization and data modeling
• Hands-on experience with AWS cloud services and infrastructure
• Experience integrating data from OLTP databases, including PostgreSQL and Microsoft SQL Server
• Experience implementing Medallion Architecture (Bronze, Silver, Gold) or similar layered data lake/lakehouse models
• Excellent communication and collaboration skills

Nice to have

• Experience with orchestration tools such as Airflow, Dagster, or Prefect
• Experience with cloud platforms (AWS preferred)
• Familiarity with dbt or similar transformation frameworks
• Experience with CI/CD for data engineering workflows

Benefits

We gather like-minded people:

• Top tech minds driving innovation in AI, cloud and digital platform modernization
• Supportive team and agile, startup-like culture
• Hybrid by design mode and opportunity to work remotely within Poland
• Chance to work abroad for up to 60 days annually
• Business-driven relocation opportunities

We provide growth opportunities:

• Career development programs
• Thought leadership, mentoring, soft skills and well-being programs
• Certification (Anthropic, Gemini, GCP, Azure, AWS)
• English classes

We cover it all:

• Stable pay
• Participation in the Employee Stock Purchase Plan with a 15% discount
• Benefits package (health insurance, multisport, shopping vouchers)
• Referral bonuses up to $2,000
• Offices featuring entertainment and relaxation zones, table tennis and football, free snacks, coffee and more
• Corporate, social and well-being events

Please, note:

• Benefits listed above are available to employees only
• We are open for working with Contractors. Terms of B2B cooperation agreements are agreed individually
• We will reach out to selected candidates exclusively