Technical leadership and stabilization of a production-critical .NET optimization platform for industrial enterprise customers. Focus on delivery reliability, CI/CD hardening and incremental legacy modernization under live conditions.

• Took over technical ownership of a legacy .NET codebase and increased sprint delivery rate from ~70% to >95%.
• Reduced production defects by 64% within 6 months through targeted refactoring and test expansion.
• Shortened release cycles from quarterly to biweekly.
• Improved runtime performance by up to 40% through architectural decoupling and profiling.
• Increased automated test coverage from 46% to 87% in critical modules.
• Reduced build & deployment time by ~40% via CI/CD restructuring and dependency cleanup.

Development and stabilization of industrial and research prototypes with focus on Asset Administration Shell (AAS), CI/CD enablement and system reliability.

• Developed a GenAI-based AAS generation prototype reducing manual modeling time from ~5 hours to <15 minutes per asset.
• Refactored AASX Server architecture, reducing critical runtime errors by ~70%.
• Implemented full CI/CD with GitHub Actions, cutting release cycles to <7 days.
• Reduced startup time by 35% through runtime modernization.
• Established coding standards and automated quality controls.
• Enabled interoperable AAS and OPC UA models for Factory-X and Condition Monitoring projects.

Technical responsibility for a large-scale enterprise mobile ecosystem (>300k MAU). Focus on stability, modernization (Xamarin ? .NET MAUI), technical debt reduction and release reliability.

• Migrated enterprise app from Xamarin to .NET MAUI.
• Reduced app crashes by ~60% within 12 months.
• Increased test coverage from ~25% to >70%.
• Reduced regression defects by >50%.
• Shortened feature integration from several days to <1 day per module.
• Improved onboarding time from 6 weeks to <3 weeks.
• Led 7-person team across 7 release cycles.

Development and architectural consulting for international enterprise clients in consumer electronics and agricultural engineering.

• Delivered >5 product modules across international teams.
• Reduced regression defects by ~45% within 6 months.
• Reduced feature implementation time to <1?2 days per module.
• Designed modular architectures for >100k LOC systems.
• Introduced structured review & acceptance processes.

Development and automation of software workflows for research and digitalization projects.

• Automated data workflows reducing analysis time from hours to minutes.
• Supported >20 parallel research projects.
• Established reproducible analysis pipelines.
• Reduced coordination cycles from weeks to days.

Stabilization and operation of Microsoft-based enterprise infrastructure for logistics environment (>500 users).

• Maintained >95% system availability.
• Reduced onboarding time from hours to <30 minutes.
• Reduced security-related incidents by >40%.
• Delivered full operational documentation enabling independent continuation.

• Resolved >100 second-level incidents.
• Reduced resolution time to <24 hours.
• Reduced recurring incidents by ~30%.
• Delivered stable production releases under live conditions.

Technical support and stabilization of experimental research environments with focus on measurement system reliability, automation of data workflows and reproducible technical processes.

• Maintained and calibrated measurement and sensor systems across multiple parallel experimental setups, improving measurement stability through systematic adjustment.
• Automated existing measurement and evaluation workflows, reducing iteration cycles from several days to a few hours.
• Enabled stable long-term measurement runs (hours to multi-day cycles) without technical interruptions.
• Analyzed large experimental datasets and structured results for reproducible research documentation.
• Translated experimental requirements into robust, maintainable technical solutions under real-world constraints.
• Introduced structured change handling to avoid breaking changes in evolving experimental setups.

Operation, stabilization and incremental modernization of productive IT systems in a franchise gastronomy environment with strong focus on availability, cost optimization and uninterrupted live operations.

• Ensured stable operation of IT and hardware infrastructure across multiple business units, significantly reducing unplanned operational downtime.
• Modernized existing systems and shortened update and adjustment cycles by internal maintenance instead of external vendor dependency.
• Migrated core operational systems to cost-efficient mobile solutions, reducing hardware costs by >50% without interrupting live operations.
• Executed technical migrations under production conditions while maintaining full functional parity.
• Incrementally digitalized operational processes without business disruption.
• Cleaned up legacy dependencies and improved maintainability of production systems.