Microsoft Fabric & Data Platform Expert (Delta Lake, Spark, Azure Integration)

Our GMS Tax Technology team deals with creating and implementing advanced IT solutions that support a wide range of processes and automations. They are related to international personal income taxes (GMS – Global Mobility Services) and management of human resources. We are a globally distributed team with members from various locations. We are looking for candidates with passion who would like to join our rapidly growing team in Warszawa. In our daily work we are focused on creating safe, innovative, and ergonomic solutions that join specific business knowledge with new technologies. We also support many world-wide corporations which appreciate the highest level of services we deliver.

As a Microsoft Fabric & Data Platform Expert, you will architect and optimize the data transformation workflows using Microsoft Fabric, Delta Lake, and Apache Spark. You will provide deep technical expertise on Azure’s data services, ensuring efficient, reliable, and scalable data processing.

Responsibilities:

• Design and implement data transformation pipelines using Microsoft Fabric, Delta Lake, and Apache Spark
• Integrate data workflows with Azure services (Data Lake, Synapse, Data Factory, Purview, etc.)
• Advise on best practices for data modeling, partitioning, and performance tuning in Delta Lake/Spark
• Develop and maintain reusable components and templates for pipeline orchestration
• Guide the team on leveraging Azure SDKs/APIs for data access, job management, and monitoring
• Ensure data security, lineage, and compliance using Azure Purview and RBAC
• Collaborate with full stack developers to expose pipeline controls and reporting features in the web application

We offer:

• Work in professional and international environment
• Participation in exciting IT engagements. You may improve your skills in many areas.
• Access to learning platforms (LinkedIn Learning, Pluralsight, others) to improve your knowledge about programming and technologies
• Access to exam vouchers to get Microsoft certificates
• Pair programming to improve your developer skills
• Opportunity to gain valuable professional experience and to broaden one’s business and technical knowledge
• Access to up-to-date technology
• A set of necessary working tools
• Clearly defined career path based on annual appraisal
• Attractive remuneration and social benefits (MultiSport, private health care, life insurance etc.)
• Strong team-oriented culture (integration meetings)
• 100% working from home

Requirements:

• 5+ years of experience with big data platforms (Spark, Delta Lake) and Azure data services
• Deep expertise in Microsoft Fabric, including its APIs and SDKs
• Strong knowledge of Delta Lake architecture, ACID transactions, and schema evolution
• Experience orchestrating Spark jobs with Azure Data Factory or Synapse Pipelines.
• Proficient in Python, Scala, SparkSQL or PySpark for developing data transformations
• Familiarity with Azure security, governance, and monitoring tools
• Excellent communication skills and ability to mentor team members