Joanna Brack

Core responsibilities:

• Designed, developed, and maintained data pipelines in Azure (Data Factory, Databricks, Data Lake) to ensure reliable and scalable data integration.
• Implemented data quality monitoring and alerting frameworks, enhancing data accuracy and reducing incident response time.
• Collaborated with cross-functional stakeholders to translate business requirements into data-driven solutions.
• Served as Security Champion, promoting best practices in data security and compliance.
• Built and maintained Tableau dashboards delivering actionable insights to business users.

Key projects:

• Migration to Unity Catalog – standardized data governance and access control across multiple environments.
• Notification pipeline – implemented end-to-end solution integrating data ingestion from Kafka, business rules, and external API calls for in-app notifications.
• Product performance tracking – created analytical tables based on GA4 data and developed Tableau reports for business performance analysis.
• Currently working on a real-time analytics initiative, contributing to a retargeting use case that leverages streaming data for personalized and timely customer engagement.

• Coordinated cutover planning activities, ensuring seamless data migration and system transitions across business and IT units.
• Delivered migration project reporting to stakeholders, supporting visibility into milestones, risks, and data readiness.
• Reviewed and enhanced training materials to facilitate smooth adoption of new SAP data processes.

• Organized and moderated governance meetings, aligning cross-functional teams on investment strategies and project compliance.
• Coordinated cost and contract management processes within the Multichannel Management and Digitization department, ensuring financial accuracy and transparency for strategic investments.
• Led budget planning, forecasting, and reporting activities, supporting effective decision-making at the senior management level.
• Provided comprehensive administrative and operational support to program management, facilitating execution of governance frameworks and project milestones.

During this period, I worked across finance, accounting, and business operations roles, gaining a solid foundation in process management, financial principles, and team coordination.
Key learnings and contributions included:

• Leading and supporting process improvement initiatives under Lean Six Sigma methodologies, enhancing operational workflows and reporting accuracy.
• Developing strong skills in financial operations, including cash allocation, accounts payable, and documentation management.
• Coordinating small teams, handling task distribution, onboarding, and training of new employees.
• Collaborating with international stakeholders in fast-paced, multicultural environments (EY, McKinsey & Company, Catlin GSS).
• Building early exposure to data-driven decision-making and analytical problem-solving, which later shaped my transition into data specialist role.

PostgreSQL, Python (Numpy, Pandas, Matplotlib, Seaborn), Machine Learning (scikit-learn), Deep learning (Tensorflow), Tableau, Git, Statistics, Scrum

specialization: Project Management

specialization: International Business

5 months scholarship (LLP-Erasmus)