DWH Developer - SQL Server (1 day in the office)

Empower data mastery — transform large-scale information into strategic insights! Location: Warsaw-based opportunity with hybrid work model (up to 4 days remote) B2B: up to 840 MD PLN As a Mid-Level SQL Server Data Warehouse Developer, you will be working for our client, a leader in data solutions. You’ll drive the development and optimization of the Data Warehouse, supporting business needs through precise data modeling, ETL processes, and system enhancements. Join a team committed to innovation and continuous growth in the data landscape. Your main responsibilities: • Develop and expand Data Warehouse components (measures, dimensions) aligned with business requirements. • Optimize data loading processes and ensure SLA adherence. • Implement data processing projects, including ETL development and data modeling. • Manage large datasets (>10 TB), providing robust support and error resolution. • Facilitate migration projects from Oracle to SQL Server. • Enhance CI/CD tools and perform thorough code reviews. • Analyze system performance and troubleshoot production issues. You're ideal for this role if you have: • At least 3 years of experience in data development and management. • Very good knowledge of Microsoft SQL Server and T-SQL. • Experience with SSIS and SSAS. • Understanding of Data Warehouse concepts (facts, dimensions, data models). • Knowledge of version control systems (SVN, GIT). It is a strong plus if you have: • Certifications in data or software development. • Knowledge of Python. • Additional data processing techniques or tools. Language Required for the role: • Polish: Fluent command • English: Communicative level