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DWH for customer and financial data

• Extension of the DWH with new data sources
• Report development
• Data quality management

Methodology: Scrum

Tools: Atlassian Confluence & Jira

Databases: Microsoft SQL Server

Programming languages: SQL, T-SQL

ETL: Microsoft SQL Server Integration Services (SSIS)

Frontend platform: PowerBI, Microsoft Reporting Services

• Designed, developed, and configured scalable data applications aligned with business processes and technical requirements.
• Architected scalable, cost-effective data architectures leveraging Snowflake across AWS, Azure and GCP, integrating dbt for data transformation and modeling.
• Built and maintained robust ETL Data Pipelines, ensuring high data quality for seamless migration and cross-system integration.
• Demonstrated strong expertise in SQL & Python with extensive experience in data modeling, ETL/ELT pipeline development, and streaming data processing; proficient in Git-based version control, CI/CD practices, and testing frameworks, with solid knowledge of data quality, observability, cost optimization, security, and data governance principles.
• Led multiple data migration initiatives from SAP HANA to Snowflake using a modular dbt framework.
• Designed and maintained end-to-end data transformation workflows using dbt on Snowflake, implemented layered data models, optimized performance, and ensured high-quality data delivery for business intelligence and reporting.
• Managed development, QA, and production deployments through structured version control and release management using GitLab.
• Integrated and centralized data from multiple sources including relational databases, flat files, Excel, and large-scale systems into Snowflake.
• Applied strong expertise in Sales, Marketing, HR, and ERP data domains, developing and maintaining relevant KPIs and reporting solutions.
• Collaborated with cross-functional teams to deliver end-to-end data solutions on schedule through proactive issue resolution and effective coordination.
• Administered the Snowflake sandbox environment for Data Engineering division.
• Trained colleagues transitioning into data roles on Snowflake and provided technical guidance and mentorship to junior team members.

• Participated in the gradual modernization of components into cloud-native 12-factor applications.
• Worked closely with the business operations team to eliminate manual processes and resolve several performance bottlenecks.
• Designed and implemented a CI/CD pipeline to increase developer productivity, enforce quality and security checks, and automate product delivery.
• Migrated several components into the OpenShift Kubernetes cluster.
• Built a monitoring stack from scratch with Prometheus and Grafana to monitor services running in OpenShift.
• Developed dashboards in both Grafana and Splunk for operational transparency.
• Implemented an OIDC/OAuth2-based single sign-on (SSO) solution with Keycloak to secure multiple applications.
• Technologies: Java, Spring, Quarkus, Kafka, MySQL, Cassandra, Redis, Spring Data, Hibernate, Docker, Kubernetes, OpenShift, Keycloak, OIDC, OAuth2, Helm, Prometheus, Grafana, Splunk, Spark.

• Responsible for Openshift/Kubernetes on-prem administration and developer support.
• Developed URP infrastructure automation with Python, Ansible, Kustomize and ArgoCD, Argo Workflow/Events stack.
• Wrote smoke and load tests for URP infrastructure utilizing Python, Kustomize and ApplicationSets.
• Helped to set up and deploy URP infrastructure in Google Cloud, GKE.
• Set up monitoring for URP and ArgoCD stack with Splunk Cloud.
• Performed system administration tasks across RedHat Linux, Kubernetes/Openshift, ArgoCD, GitLab, Bitbucket Enterprise, Kafka and MongoDB.

• Successfully led IT infrastructure projects with budgets up to €10M, including data center migrations and cloud transformations, improving operational efficiency by 30%.
• Managed project specifications, resources, and stakeholder alignment, delivering 95% of projects on time and within budget, ensuring seamless execution.
• Reduced project risks by 40% through proactive risk, cost, and claim management while maintaining 99.9% system uptime and effective C-level communication.
• Optimized team performance by 25% using agile methodologies like Scrum, enhancing service readiness and ensuring a 20% faster go-live for IT solutions.

• Venture lead for new business models in Generative AI and Data Governance
• Multiple business model ideation projects in climate, InsurTech, crypto, AI
• Coaching of multiple ventures in different stages of the venture building process
• Setup, orchestration, and governance of overall idea funnel process and framework
• Development of strategic innovation management & governance concept for the Munich Re board
• Thought Leadership on strategic application of Generative AI in the insurance industry

Digital Strategy & Enterprise Architecture Industry 4.0 Sustainable Supply Chains Digital Twins, Data Spaces and Digital Product Passports Manufacturing, Energy, Automotive, Transport&Logistics, Mining Management Consulting Business Architecture Digital Business Model

• Support in building a modern and secure microservice architecture
• Creation of architecture documentation
• Analysis and definition of interfaces with OpenAPI
• Knowledge transfer on architecture
• Frontend architecture support
• Implementation of rule sets
• Hands-on in backend and frontend