Senior Data Engineer (Snowflake, AWS)
Summary
Senior Data Engineer at EPAM (Kraków) designing and building the client's enterprise data platform: developing Python ETL/ELT pipelines, ingesting data from OLTP databases (PostgreSQL, SQL Server) into Snowflake, and implementing Medallion (Bronze/Silver/Gold) data models. Core stack: Python, SQL, Snowflake, AWS.
Nasze wymagania:
- 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.
- Strong experience with Snowflake.
- 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
Mile widziane:
- 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
O projekcie:
We are looking for a Senior Data Engineer 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.
Zakres obowiązków:
- Build and maintain Python-based ETL/ELT workflows for data ingestion, transformation, and validation
- Design and develop data pipelines to ingest data from operational databases (PostgreSQL, Microsoft SQL Server, and other OLTP systems) into Snowflake
- Develop scalable and performant data models in Snowflake.
- 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
Oferujemy:
- Engineering community of industry professionals
- Friendly team and enjoyable working environment
- Flexible schedule and opportunity to work remotely within Poland
- Chance to work abroad for up to 60 days annually
- Business-driven relocation opportunities
- Outstanding career roadmap
- Leadership development, career advising, soft skills, and well-being programs
- Certification (GCP, Azure, AWS)
- Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru
- English language classes
- Stable income (Employment Contract or B2B)
- Participation in the Employee Stock Purchase Plan
- Benefits package (health insurance, multisport, shopping vouchers)
- Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more
- Referral bonuses
- Corporate, social and well-being events