BI Developer

Jobtailor; Sandyford; On-site; EUR 65,000 - 100,000; Full time

Job summary

Jobtailor is seeking a Data/BI Engineer to design and maintain Power BI semantic models, reports, and complex DAX measures. You will implement SQL transformations within a medallion architecture and collaborate with cross-functional teams to deliver scalable data solutions.

You'll work with Microsoft Fabric, Azure Synapse, and Lakehouse components, ensuring data quality and governance while presenting insights to stakeholders on tight timelines.

Qualifications

• Bachelor's degree in CS/IS/Engineering/ Maths.
• 3–5+ years in Data/BI engineering or similar role.
• Strong hands-on Power BI/Synapse/Azure/Fabric experience.
• Proficiency in Power BI, SQL; Python (PySpark) a plus.
• Experience with Azure Data Services (Data Factory, Synapse).
• Understanding of data modeling, ETL/ELT, and data warehousing.
• Microsoft certifications in Power BI, Azure Data Engineering, or Fabric are preferred.

Responsibilities

• Build and maintain Power BI semantic models and reports.
• Develop complex DAX measures and calculated columns.
• Build and optimize SQL transformations in a medallion architecture.
• Collaborate with cross-functional teams to gather requirements.
• Ensure data quality, governance, and integrity.
• Prepare management information and present actionable recommendations.
• Maintain relationships with business stakeholders to validate outputs.
• Develop data pipelines using Microsoft Fabric components (Azure Data Factory, Lakehouse, OneLake).

Skills

Power BI

SQL

Python (PySpark)

Azure Data Services

Microsoft Fabric

Synapse Analytics

Data Modeling

ETL/ELT

Education

Bachelor's degree in Computer Science / Information Systems / Engineering / Maths

Tools

Power BI

Synapse

Azure Data Factory

Lakehouse / OneLake

Notebooks

Pipelines

Microsoft Fabric

Job description

Responsibilities

• Build and maintain Power BI semantic models with a strong focus on star schema, snowflake schema, and dimensional modelling.
• Develop and maintain Power BI reports and dashboards.
• Develop complex DAX measures and calculated columns to support advanced analytics and business logic.
• Build and optimize SQL transformations within a medallion architecture (bronze, silver, gold layers).
• Collaborate with cross-functional teams to gather requirements and deliver scalable data solutions.
• Ensure data quality, integrity, and governance across platforms.
• Familiarity with the latest advancements in Power BI such as deployment pipelines, dataflows, composite models, DirectQuery vs Import modes, and integration with Microsoft Fabric.
• Prepare high‑quality management information and present recommendations for implementation/business decisions within strict timelines.
• Maintain strong relationships with business stakeholders to ensure that data is interpreted and validated correctly and work with them to refine data outputs.
• Develop an understanding of the business and its operations to determine relevant insights for various business stakeholders.
• Build and maintain data pipelines using Microsoft Fabric components (Azure Data Factory, Lakehouse, OneLake, Notebooks, Pipelines).

Requirements

• Bachelor's degree in computer science/information systems/engineering or maths.
• 3–5+ years of experience as a Data / BI Engineer or similar role.
• Strong hands‑on experience with Microsoft Power BI / Synapse / Microsoft Azure / Fabric tools and architecture.
• Proficiency in Power BI , SQL, nice to have Python (PySpark).
• Experience with Azure Data Services (e.g., Data Factory, Synapse Analytics).
• Solid understanding of data modelling, ETL/ELT, and data warehousing.
• Microsoft certifications in Power BI, Azure Data Engineering, or Microsoft Fabric preferred.
• Familiarity with data mesh or data fabric concepts preferred.
• Exposure to machine learning workflows and AI integrations preferred.