# Data Engineer / SQL Developer
RITS Group is an IT company that offers the highest quality software development services to both the Polish and international markets. We are proud to be among the fastest-growing technology companies. Our priority is the quality and innovation of the solutions we deliver, and our organizational culture is based on trust, collaboration, and continuous improvement. We are looking for an experienced person for the Data Engineer / SQL Developer position to support the project of building a dedicated data mart for processes related to the servicing of law firms.
Responsibilities
•Analyzing business requirements and collaborating with stakeholders to define the scope and structure of data.
•Designing and developing the data model for the data mart.
•Building, developing, and maintaining integration and ETL processes that load data from various sources: Oracle, Microsoft SQL Server, Kafka, and JSON and TXT files.
•Transforming, mapping, and validating data into the target relational model.
•Designing and implementing efficient stored procedures and data processing algorithms in T-SQL.
•Preparing and maintaining the data layer used by Power BI reports and dashboards.
•Monitoring data processing, diagnosing errors, and resolving data quality and performance issues, including in the production environment.
•Creating and updating technical documentation.
•Independently translating business needs into technical solutions and data models.
Requirements
•At least 5 years of experience working with Microsoft SQL Server, including database design, development, and maintenance.
•Knowledge of T-SQL, particularly creating stored procedures, functions, and views, and query optimization.
•Experience working with SSIS (SQL Server Integration Services), including building, maintaining, and diagnosing integration and ETL processes.
•Experience designing and building data warehouses and data marts.
•Knowledge of processing data in JSON and XML formats and text files, including parsing, validation, and transformation into a relational model.
•Experience in data modeling and optimizing data structures for reporting and analytics.
•Experience integrating data from various sources, particularly Oracle and Microsoft SQL Server databases, Kafka messages, and data exchange files.
•Ability to design and implement data loading processes that include data acquisition, transformation, validation, and delivery.
•Independence in analyzing requirements and collaborating with business and technical stakeholders.
•Ability to identify missing information, clarify business needs, and translate them into technical solutions.
•Experience diagnosing and resolving problems in production environments.
•Ability to create and maintain technical documentation.
Nice to have
•Experience creating reports and data visualizations using SSRS and Power BI.
•Knowledge of Microsoft Fabric, particularly in data integration, analytics, and reporting.
Conditions
•Remote work (occasional office visits).
•Rate: 150–165 PLN/hour net + VAT (B2B).
•B2B cooperation.
