Expert Data Engineer Microsoft SQL Server, T-SQL, ETL, Git Warszawa, Gdańsk
Summary
Build and maintain ETL pipelines and data warehouses using Microsoft SQL Server, T-SQL, SSIS, and Snowflake; optimize queries and automate jobs.
As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for:
Responsibilities:
- Strong hands-on experience in Microsoft SQL Server and T‑SQL
- Experience in developing and maintaining ETL packages using SQL Server Integration Services (SSIS)
- Experience with SQL Server Agent job scheduling and monitoring
- Knowledge of version control systems such as Git
- Knowledge of cloud-based data platform Snowflake
- Build and maintain data extraction, transformation, and loading processes from multiple source systems
- Design, develop, and maintain complex stored procedures, functions, views, and SQL scripts to implement business rules and data transformation logic
- Implement data validation and data quality checks within ETL processes
- Knowledge of ETL concepts, data warehousing, and dimensional modelling
- Manage changes and deployments activities
- Perform database maintenance activities, including index, query optimization and performance tuning
- Strong analytical and problem solving abilities
Requirements:
- Strong hands-on experience in Microsoft SQL Server and T‑SQL
- Proven experience with SQL Server Integration Services (SSIS) for ETL package development and maintenance
- Practical experience with SQL Server Agent job scheduling and monitoring
- Solid understanding of ETL concepts, data warehousing, and dimensional modelling
- Hands‑on knowledge of Git or other version control systems
- Experience working with Snowflake cloud data platform
- Ability to implement data validation and data quality controls within ETL processes
- Experience in database maintenance, query optimization, and performance tuning
- Strong analytical and problem‑solving skills
- Very good command of English, both spoken and written
Nice to have:
- Knowledge of Generative AI
- Knowledge of Machine Learning
Offer:
- Private medical care
- Co‑financing for the sports card
- Constant support of dedicated consultant
Personal Consulting Agency (License No. 4642)