Azure DevOps Expert in Düsseldorf

• Industries: Energy, Telecommunications, Manufacturing
• Transformation & Change: Supported complex IT and digital transformation programs as Scrum Master, Agile Coach, Change Manager and RTE Consultant at Siemens Energy (global SAFe rollout), E.ON (sales technology platform), Schneider Electric (S/4HANA transformation DACH) and Vodafone (Operational Excellence)
• Agile Roles: Scrum Master, Agile Coach, Product Owner, Business Analyst, RTE Consultant in cross-functional and scaled teams (SAFe, Scrum, Spotify Model)
• Procurement Excellence: Strategic purchasing consulting with a focus on cost optimization, supplier management, digitalization and organizational development, including building supplier scorecard models, AI-supported procurement approaches and process automation in purchasing
• Managed functional leadership of interdisciplinary project teams of up to 12 people in national and international settings
• Successful launch of several global ARTs at Siemens Energy with improved coordination across sites
• Increased change acceptance and established communication structures in the S/4HANA program at Schneider Electric
• Introduced agile methods, OKR frameworks and KPI dashboards at E.ON, increasing velocity and transparency
• Reduced purchasing costs through strategic sourcing and supplier optimization
• Implemented process innovations in close cooperation with IT and business teams

• Created data pipelines and visualization tools to support sustainable energy decision-making
• Developed insights that could optimize renewable energy deployment and grid integration strategies

• Analysis and remediation of security vulnerabilities in a risk assessment system for energy trading
• System analysis
• Threat modeling
• Decision-making on vulnerability mitigation strategies
• Implementation of vulnerability detection mechanisms
• Security scans
• DevSecOps practices
• Technical environment: Visual Studio Code, JetBrains Suite, MS Threat Modeling Tool, DevSecOps, Git, AWS, DynamoDB, SQL Server, Endur, Snowflake, Orca
• Languages: C#, JavaScript, TypeScript, Python, PowerShell, Bash, Terraform, SQL

• Identification of requirements (legal, organizational, and technical)
• Design of solution architectures
• Evaluation of concepts and technologies
• Preparation of decision templates
• Architectural Decision Records (ADR)
• Coordination of implementation
• Review of implementations
• Documentation

• Architected and deployed a live B2B geocoding and demographic-data platform for Germany, combining address lookup with census-based population statistics through a web application and REST API.

AI Strategy & Enablement for SMEs Management consulting – SMEs (e.g. marketing boutique, IT & office services)

Concept and delivery of structured AI introduction and strategy workshops for small and medium-sized businesses. Result: Practical AI status assessment, prioritized use case list, and management decision template as the basis for the next steps in the company’s AI development.

Activities

• Needs analysis and individual preparation of the consulting formats
• Facilitation of a structured AI status assessment including vision, mission, and target picture
• Identification and prioritization of relevant AI use cases and action fields
• Creation of management decision templates and roadmaps
• Raising awareness for opportunities, risks, and success factors of AI introduction
• Support for first customers with AI-supported automation scenarios
• Supporting people and teams through the change process of AI introduction (CM)

Methods / Tools / Technologies

Methods:

• AI status assessment & use case analysis
• Workshop moderation / facilitation
• Requirement Management
• Change Management (PROSCI)

Tools:

• Generative AI tools (e.g. ChatGPT, Claude)
• Automation/AI coding tools (e.g. n8n, Claude Code, Visual Studio, Antigravity)

Technologies:

• Prompt engineering
• AI workflow automation

• Supporting several agile teams in the new product development of an enterprise CRM and ERP application
• Web frontend development with Angular 17–21 (microfrontends, Domain-Driven Design, MDB-Bootstrap)
• Backend development with C# and .NET 7–10, MongoDB, MassTransit, RabbitMQ, Entity Framework Core, ElasticSearch (microservices, DDD)
• Technical feature design for assigned tasks
• Technical architecture design including forward-looking planning of AI-supported extension options
• Proof-of-concept implementation of AI-supported workflows with n8n and a locally hosted LLM (Ollama)
• Coordination with stakeholders and Product Owners, support with sprint planning

Result: Delivery of production-ready microservices and frontend modules in agile sprint cycles.

Environment: .NET 7–10 · Angular 17–21 · C# · TypeScript · OpenAPI · Microfrontends · DDD · Kubernetes · Docker · Helm · MS SQL Server · PostgreSQL · MongoDB · MassTransit · RabbitMQ · EF Core · ElasticSearch · Kibana · Azure DevOps · KeyCloak · n8n · Ollama

• Designed and rolled out an architecture strategy, including training for over 200 employees
• Led the redesign of feature lifecycle management and the release process for an autonomous mobility company
• Created dashboards and C-level reports for a DAX-listed corporation to manage the development department
• Managed over 500 requirements for a software-defined vehicle
• Conceptually and technically evaluated future digital product portfolios of two vehicle platforms launching in 2026+, preparing 12 new features
• Developed a digital driving function, including establishing MBSE requirements management

• Introduction of giro card with Visa Debit card payment function (Combocard) for Commerzbank
• Support for the Card Processing Team (card processing; Clearing & Settlement incl. Dispute Management teams) in project work
• Creation of requirements for the Clearing & Settlement team, Authorization team (AZ) and Card Production team (KP) as part of a requirements catalog
• Requirements engineering (requirements management) with business contact person
• Participation in workstream meetings between VISA Inc., SRC Security Research & Consulting GmbH, Commerzbank AG and consulting firms (PwC and Senacor Technologies AG)
• Sprint planning with Jira tickets of type Task and use of Confluence
• Creation and presentation of weekly status reports for the Clearing & Settlement, Dispute Management and Reporting & GUI workstreams
• Coordination with network and file transfer teams for connection tests of new interfaces, e.g. setup of host keys, use of VPN or sipnet connections
• Coordination of the delivery of test files, e.g. exchange rates (FX rates; TC 56 of VISA rates), VISA Debit and Credit transactions (format Base II) and EANSS/ISS Base II clearing files to the Debit Clearing System (DCS)
• Conducting coordination meetings on the use of Visanet Settlement Service (VSS) and PSD2 reports and payment traffic statistics (ZVS)
• Organizing workshops with FiServ (First Data) on Dispute Management and complaint handling
• Setup and maintenance of Open Point List (OPL) in Confluence
• Technologies/methods: Jira, Confluence, giro card, VISA Debit card, payments, Kanban board, BIN, routing, CIQ, VPAY, ScalaTest, Dispute Management

• Operating Model Design: Designed and rolled out a 3-tier AI Governance Operating Model, defining organizational structures, roles, tooling, guidelines and processes across Corporate, Business Units, and Implementation layers to manage compliance for 200,000+ employees.
• EU AI Act Compliance: Led the strategic screening and risk classification of 3,800+ AI applications, implementing automated assessments for prohibited practices and General Purpose AI (GPAI) requirements.
• Enterprise Roll-out: Orchestrated the deployment of an internal GPT platform and Generative AI tools, defining the value proposition and adoption strategies for 10,000+ users.
• AI Literacy Architecture: Designed a modular AI training framework to transition the workforce from legacy manual workflows to AI-assisted processes.
• Executive Storylining: Developed strategic narratives for the CIO and Board to secure buy-in for AI investments, translating technical model performance into business-value summaries.
• PMO Infrastructure: Built the end-to-end PMO infrastructure using Jira, Confluence, and Azure Boards to track transformation progress and cross-entity dependencies.

• Deriving test cases in IBM DOORS for various devices according to ISTQB
• Automating and running test cases in Python under Linux
• MobaXtrem, Windchill are in use

• Consulting on processes and execution of load tests, performance tests and technical tests of various applications: web portal, file cloud, email, video conferencing, learning/course platform
• Creating the load test framework
• Programming test scripts (JMeter, Selenium)
• Developing batches to support the evaluation
• Executing load tests and evaluating results, including clear reporting, recommendations for action, and bottleneck analysis
• Managing tasks and collaboration to achieve meaningful load test results

• Migration of a .NET Core loyalty program for Snipes, used by mobile cash registers in Snipes stores
• Part of the customer’s digitalization strategy in an agile, cross-functional team with a high level of ownership
• Connecting interfaces to third-party systems (e.g. Brandung, CDS)
• Quality assurance through automated tests
• Carrying out developer, unit, and integration tests
• Patterns & methods used: Clean Code, microservice architecture, agile development with SCRUM
• Technologies & tools used: Spring Boot, Java 23, Java Persistence API (JPA), Azure DevOps, Azure Key Vault, Azure PostgreSQL, Docker & Kubernetes, Git, Graylog, Grafana, JUnit, SonarQube, Jira, Confluence, Prometheus, GitLab, GitLab CI/CD, Visual Studio Code

• Design and implementation of an OCI-based data warehouse and ETL system to replace legacy mainframe applications
• Developed a database optimization strategy and planned the rapid conversion of JCL and COBOL routines to PL/SQL using AI
• Developed an Oracle Apex-based app for internal administrative processes in the public sector (office equipment, staff training)
• Implemented PL/SQL workflows for approval processes and created a responsive mobile version with JavaScript and CSS
• Used Azure DevOps for backlog management and documentation, and Git for version control
• Developed REST interfaces to CRM systems
• Replaced and reprogrammed Oracle Forms screens with Oracle Apex and updated to the latest Apex versions
• Designed a Git branching strategy and conducted code reviews
• Maintained and further developed an EDI-based data exchange system based on Oracle Advanced Queuing for the public sector in Austria
• Performed data analysis and created charts in the Oracle Apex frontend; installed standalone ORDS and Apex 23.1
• Worked agile using the Spotify model; developed complex Apex pages with support from Oracle JET
• Rebuilt and customized existing PL/SQL packages, created workarounds for database version differences, and optimized queries
• Developed Apex applications for broker pools to manage and optimize Oracle databases in the banking environment, including SSO-based authorization systems with OAuth2 and Keycloak
• Built extensive Oracle Apex applications for BI and data mining modernization projects and developed manual and automated projection methods in the frontend
• Carried out data warehousing projects in the banking sector and used Scrum and Kanban in team projects