Data Engineer

Role: Data Engineer, client: virtusa, contract

Work Mode:Remote Poland

Responsibilities

Creating and optimizing SQL queries (MS SQL Server, MySQL).

Designing and developing ETL processes (SSIS).

Building reports and dashboards in Power BI.

Data modeling, creating measures and columns using DAX and Power Query.

Data quality verification, reconciliation testing, and error analysis.

Supporting business applications in databases.

Collaborating with IT and business teams (sales, finance, contracts).

Requirements

Technical Skills (must have)

Databases

Strong experience with MS SQL Server (T-SQL) – writing complex queries, stored procedures, functions, query performance optimization.

Good knowledge of MySQL in terms of administration and query development.

ETL / Data Processing

Experience in building and maintaining ETL processes, particularly using SQL Server Integration Services (SSIS).

Ability to design end-to-end data processing workflows from source systems to reporting layers.

Power BI

Developing advanced reports and dashboards in Power BI.

Data modeling in Power BI (Data Model, relationships, hierarchies).

Proficiency in DAX and Power Query.

Publishing reports and managing Power BI workspaces, including access and security settings.

Data Quality & Testing:

Experience in data validation and reconciliation testing.

Ability to define and implement data quality rules.

Identifying and analyzing business data errors.

Environments

Experience working in on-premises environments (SQL Server, MySQL).

Willingness and ability to work across all environments (DEV, TEST, PROD).

Application Support

Ability to collaborate with application development teams regarding database integrations.

Troubleshooting and resolving performance issues related to databases.

Maintenance and support of databases used by business applications.

Other Technologies (nice to have):

Experience with BigQuery (SQL, ETL processes in Google Cloud).

Basic knowledge of Python for data analysis (a plus, but not mandatory).

Business Skills

Good understanding of business processes such as:

sales,

finance,

contract management.

Familiarity with CRM / ERP systems (e.g. data structures, integrations).

Soft Skills

Ability to work independently, including:

planning and organizing tasks,

prioritizing workload,

solving problems without constant supervision.

Strong communication skills for collaboration with both business stakeholders and technical experts.

High attention to detail and analytical mindset.

Proactive approach to problem-solving and continuous improvement.