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• Head of the group-wide, international, and cross-functional IT Governance & IAM department within the central IT division of a large French-German private banking group. Disciplinary management of around 30 employees at five different locations within the group (Frankfurt, Paris, Tunis, Saarbrücken, Düsseldorf). Head of IT committees and key role in direct communication with management, the supervisory board, external stakeholders, and regulators.
• Definition and establishment of a state-of-the-art IT strategy process and related IT governance structures for the group's IT department with more than 600 employees (testified by the German Federal Financial Supervisory Authority and the ACPR) and successful process run.
• Establishment of a new future-oriented process framework for IT and necessary governance structures (process squads) for the continuous improvement of IT processes with regard to new regulatory requirements (including DORA, EU AI Act, etc.).
• Establishment of stringent processes to close a historical backlog of findings (> 100 IT findings, 40 overdue findings in 2022) from internal and external auditors (WP, ACPR, BaFin). Successful reduction of stock of overdue findings to 0 at the end of 2025.
• Supporting more than 20 IT audits per year and establishment of regulatory monitoring processes. Introduction of ServiceNow to revolutionize regulatory change and IT compliance processes with advanced AI functionalities.
• Realignment of IT control processes in conjunction with the newly established ICT risk function under DORA and the three lines of defense concept using the TopEase GRC solution.
• Reduction of the application landscape, by systematically analysing the purpose with application and business owners, identifying duplicates while implementing a One-Tool Strategy throughout the group. Successful reduction of one third of the application landscape within the CMDB.
• Onboarding of all group applications into One Identity's group-wide IAM solution, as well as operation and further development of the solution in connection with segregation of duties (SoD), role-based access management (RBAC), etc.

• Technical leadership and further development of a team of 28 IT staff (internal & external) in the areas HelpDesk/HelpLine, RHEL (Red Hat), MUREX (trading system & applications), SAP basis operations
• Managing external service providers (including FI-TS for SAP basis operations)
• Personnel, resource and budget planning for the IT department and projects
• Introducing and establishing regular communication formats (weekly status meetings, team and cross-department meetings)
• Ensuring application operations in a hybrid environment (Windows/Linux with database and web/application servers)
• Supporting transformation projects to modernize the application landscape (e.g. DevOps approaches)
• Setting up and implementing a digital IT procurement for hardware & software (e.g. with DELL)
• Developing and managing the "IT Operations DOS" department based on corporate strategy
• Preparing management reports & decision papers on IT projects, optimization potential and automation opportunities
• Representing the department in the advisory boards of the Rentenbank and ensuring regulatory compliance (BaFin §44, GDPR, BSI, MaRisk)

Conversational AI assistant for cloud infrastructure and security queries

• Designed FastAPI backend with multi-turn conversation handler, token budgeting, and context window management.
• Integrated Amazon Bedrock (Claude 3 Sonnet/Haiku); built RAG pipeline with MongoDB chat history and semantic search.
• Implemented Factory Pattern for modular LLM provider switching; reduced model onboarding effort by 60%.
• Reduced LLM inference cost by 35% through model tiering (Haiku vs Sonnet) and prompt/entity consolidation.

Tech: Python, FastAPI, Amazon Bedrock, MongoDB, Streamlit, Pydantic.

• Led the end-to-end delivery of enterprise full-stack web applications by driving requirement analysis, solution design, frontend and backend development, database design, API integration, code reviews, team coordination, Agile execution, CI/CD deployments, production support, performance optimization, security implementation, and stakeholder collaboration to deliver scalable, high-quality software solutions.

• Functional responsibility for the SAP PP stream within an S/4HANA Global Template rollout in PP/QM/ePPDS
• Leading fit-gap workshops with Production, Supply Chain, and Quality Management
• Master data migration in PP & QM (routing, bills of material, work centers, production versions, capacities, inspection plans)
• Work center - shift group integration in capacity planning
• PP- EWM, MES(BDE) & IBP integration
• Responsibility for solution design, customizing, testing, cutover, and go-live in PP
• Replacement of LMPC with ePPDS

• Led and mentored junior developers and architects.
• Planned, coordinated, and delegated tasks to internal and external team members.
• Selected the technology stack for integrating new software products into the Industrial Hydraulics product ecosystem.
• Accelerated the integration process by initiating successful automation initiatives.
• Ensured software delivery complies with cybersecurity, regulatory, and governance requirements.
• Led the design and implementation of a Service-Oriented Architecture (SOA) for the software ecosystem, fostering collaboration across business units.
• Defined integration strategies for internal and external systems, including Customer Relationship Management (CRM) and Identity and Access Management (IAM) platforms.
• Collaborated with external suppliers and internal IT teams to design and implement robust solutions and application interfaces.
• Advocated for business unit requirements in central projects, ensuring their successful fulfillment.

• Partner directly with C-level leadership (CEO, CAIO, CTO) on architecture, OKR strategy, and cross-team roadmap prioritization, translating strategic goals into structured engineering requirements.
• Surfaced and mapped technical debt across the entire organization with C-level leadership and co-defined a prioritized remediation strategy, balancing debt paydown against feature delivery.
• Led code reviews and technical standards across the team, fostering a mentor-first environment with two-way feedback dialogue — pairing on complex pipeline work and unblocking junior engineers on async architecture patterns.
• Re-architected the AI companion's core processing pipeline from synchronous to asynchronous with a queue-based worker architecture, enabling horizontal scalability and cutting upload processing time ~4x (from ~22s to 5–10s) while improving response accuracy.
• Designed an AI-driven document intelligence workflow with automatic multi-document classification, per-document summarization, and relevance guardrails for the patient care journey.
• Built a unified patient memory system (short- and long-term context) bridging the document vault and chatbot into a single bidirectional, context-aware platform.

• Contributed to the architecture design process, resulting in scalable and maintainable solutions for complex projects.
• Enhanced app performance by optimizing code and implementing efficient algorithms.
• Stayed current with industry trends to ensure implementation of best practices in app development.
• Led a team of iOS developers for timely completion of projects and achieving client satisfaction.
• Translated basic design plans into full iOS app frameworks, delegating project components to appropriate team members.
• Estimated work hours and tracked progress using Scrum methodology.

• Analysis and shadowing of existing PI, Scrum and Kanban processes

• Support for PI planning, refinements, sprint planning, reviews and retrospectives

• Agile coaching of squad leads, product owners and teams

• Temporary takeover of moderation, control and leadership tasks in critical situations

• Creation of clear structures for features, epics, capacity planning and prioritization

• Introduction of standardized work and feedback formats in Jira and Conceptboard

• Support for leadership in decision-making, goal clarity and role definition

• Preparation of a stable foundation for a tribe-wide agile playbook

• Increased schedule reliability and more realistic commitments in the PI and sprint context

• More transparency about goals, dependencies and actual capacities

• Relief for leaders through clear structures and clean role models

• Empowered teams with a better understanding of Scrum, Kanban and their practical application

• Improved collaboration between squads, product owners and management

• Sustainable basis for the further development of the agile organization even under difficult conditions

• Lead several HR units within the HR department
• Focus areas: stakeholder management, leading a team of over 15 direct reports, HR and IT process optimization, IT project management (SAP/Workday), transformation of three HR teams
• Digitalization and leadership
• Tools: SAP, Workday

• Service owner of the receivables management platform Ikarus
• Management and coordination of external 1st-level service providers
• Team leadership and building ITIL-compliant support structures
• Managing the handover to 3rd-level support (internal & external, incl. vendor/development)
• Stakeholder management between the business unit, IT, and external partners
• Jira ticket automations and maintenance of Confluence documentation

• Feasibility study for quick implementation of requirements with AI-based development (vibe coding)
• Development of a single-page web app in Angular 20
• Development of a backend server application in Kotlin
• Integration with Google Cloud Platform (Firebase): authentication, Firestore NoSQL database, storage, Cloud Functions, hosting and Cloud Run
• Integration with a NEON PostgreSQL database
• Automated AI-based analysis of Donald Trump's posts on Truth Social and analysis of relevance for stock markets and geopolitical topics
• CI/CD via GitHub Actions using Docker and Google Cloud Run
• Technical environment: Angular 20 (Angular Material, RxJS), Kotlin 2.2.20, TypeScript 5.9.3, Spring Boot 3.5.6, Google Cloud Platform (Firebase, Cloud Run, Gemini, Vertex AI), ChatGPT Codex, Git, GitHub, SourceTree, IntelliJ WebStorm, IntelliJ IDEA

• Consultant for system architecture, AI agents & integration, coach for data & process logic, Graph-RAG approaches, security and data protection.
• On-premise AI solutions with high compliance and performance requirements.
• Architecture decisions, operational setup, strategic prioritization & deployment.
• Technologies: LiveKit JS SDK, LiveKit Agents, Web Audio API, JS, AudioWorklet, Loki, vLLM, Zscaler, Docker, Neo4j, MySQL, Python.
• Models: GPT-OSS 20B, Whisper large v3 turbo, Qwen3-TTS.

• Technical lead of diagnostics activities for eDCT transmissions and drive systems in the area of hybrid (HEV), mild-hybrid (MHEV), and plug-in hybrid vehicles (PHEV)
• Responsibility for the development and validation of DTC strategies (OBD / EOBD) for markets in North and South America and the EU
• Coordination between interdisciplinary teams (system development, software, safety, calibration, after-sales)
• Creation and maintenance of diagnostic specifications (DID, DTC matrix, snapshot, freeze frame) according to STLA standards
• Support with troubleshooting, validation tests, EOL processes, and internal audits
• Technical interface to suppliers (Bosch, Valeo, etc.) in the area of actuators, sensors, and electric pumps
• Creation of diagnostic RFQ