Senior Data Engineer
New
Opportunity to work remotely within PolandFull-TimeSenior
Salary not disclosed
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Job Details
- Languages
- English B2
- Experience
- 3+ years
- Required Skills
- PostgreSQLPythonSQLETLMicrosoft SQL ServerSnowflakeData modeling
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
- 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
Responsibilities
- 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
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