Sanity Experts in Germany

Outcome: Implementation of an APS solution (Eyelit) across multiple international production sites, including definition of target planning processes, integration architecture (SAP – APS via middleware), and alignment of complex manufacturing requirements (e.g. autoclave planning, alternative routings). Establishment of governance structures, steering formats and decision frameworks to manage scope, cost and timeline across multiple stakeholders. Successful handover of project leadership to internal successor, ensuring continuity and sustained project delivery.

Role in Project: Project Lead / Program Manager

Main Tasks in Project:

• Led APS implementation across multiple plants (Germany, Canada, France, US) with focus on end-to-end planning & scheduling processes and system integration
• Acted as central interface between business stakeholders (plants, operations), IT (SAP/middleware) and vendor (Eyelit)
• Drove requirements engineering, including consolidation of plant-specific requirements and steering of sign-off process
• Managed vendor (Eyelit) performance, including scope clarification, effort discussions and commercial alignment
• Identified and challenged gaps between standard APS functionality and complex manufacturing requirements (e.g. autoclave planning, batch optimization, alternative routings)
• Defined and implemented project governance structures, including Steering Committees, risk reporting and decision frameworks
• Led escalation management on cost overruns, scope deviations and delivery transparency
• Coordinated integration strategy (decision for custom middleware vs. standard connector) and alignment with SAP landscape
• Improved project transparency and way of working, including definition of reporting structures, tracking logic and communication cadence
• Facilitated alignment between global and local stakeholders to ensure feasible timelines, resource planning and plant readiness
• Prepared and delivered SteerCo updates and executive decision documents
• Managed structured project handover to internal project lead, including knowledge transfer, documentation alignment and stakeholder transition.

• Responsible for further developing the web shop with focus on stability, security, and scalability
• Support the business in creating and evaluating requirements
• Technology: SAP Commerce Cloud, Adobe Experience Manager CMS (AEM), Solr Search, Adyen Payment Service Provider
• Tools: Confluence, Jira, Miro, ServiceNow

• Bedrock technology operations role providing the foundations on which PUMA's global product teams build PUMA.com and associated systems
• Managed a €3.5 million CAPEX portfolio including ~20 externals and 16 platform and tooling vendors
• Started up and led five functional teams for platform engineering, cloud administration, edge technology, continuous performance testing, and L2 support / incident management
• Person of last resort for mysteries, intractable bugs, compliance crises, litigation support, and black-hole issues where ownership was unclear or contested
• Sole author and driver of a multi-million-euro, multi-year RFP for Global Operations Center serving the direct-to-consumer technology estate for eCommerce, order management, and brick-and-mortar retail tech support
• Conceived, designed, developed and productionized Order Viewer, a secure internal application providing observability into PUMA.com order data at sub-second latency; independently delivered architecture, implementation, GCP deployment, SSO integration and organizational compliance.

• Planning, defining, and executing test cases for product creation, measurement data upload, and chart verification
• Developing keyword driven function tests using Robot Framework
• Defining and generating realistic test data with Python
• Implementing data-driven and REST API interface tests
• Performing image comparison tests based on OpenCV
• Developing load tests for various environments
• Conducting regression and end-to-end tests, reporting results, and managing defects
• Systematic expansion of test coverage
• Integrating Jenkins with Xray for test management
• Managing tickets with JIRA and documenting in Confluence
• Used Robot Framework, Playwright, Python, VS Code, Prectavi, JIRA, Confluence & Xray, Bitbucket, GitHub, Jenkins, MS Office 365, and Teams in an agile project.

• Comprehensive analysis of the site in terms of organization and processes, information and data flow, creation of a fit/gap analysis for S4H implementation, optimization of the entire supply chain including production planning and related QM activities
• Modules: SD, MM, PP, QM, EWM, EPPDS, S&OP
• Designing and holistically transforming the goods flow concept
• Establishing a Kanban system
• Increasing posting accuracy in the legacy system by 75%
• Creating a planning matrix for prioritizing production orders based on optimized production sequence or urgency
• Analyzing the product portfolio by revenue, volume, EBITDA to optimize purchasing costs (-17.5%), production utilization (+27.5%) and working capital (+32.8%)
• Leading and restructuring the organization to optimally prepare for the S4H implementation, including training and hands-on instruction from C-level to shop floor
• Preparing data using AI and introducing sanity checks to prevent and quickly resolve errors across all production areas

• Built a fully responsive business dashboard with dynamic job analytics visualisation and CMS-integrated content hub (articles, audio, images) with on-demand media loading. Achieved Lighthouse scores of 100 (Accessibility, SEO) and 88 (Performance) on mobile.
• Implemented pixel-perfect UI from Figma designs across 6 pages, adding scroll-triggered animations and unit tests for critical user-input components.
• Reduced code duplication by ~20% by refactoring AI-generated frontend codebase into modular, reusable components, improving long-term maintainability.
• Accelerated development by integrating AI-assisted coding workflows and Model Context Protocol (MCP) tooling, as well as independently resolved backend issues without dedicated support.
• Technologies used: Svelte (SvelteKit), Tailwind CSS, Supabase, Sanity, GSAP, Chart.js, Vitest.

• Supporting the DevOps team in Terraform-managed, multi-region AWS infrastructure to achieve environment parity.
• Developed end-to-end CI/CD pipelines using AWS CodePipeline, CodeBuild, and CodeDeploy, automating the build and deployment.
• Maintained pre- and post-deployment scripts to automate critical tasks such as database schema migrations and environment sanity checks.
• Implemented CI/CD flow specifically for hotfixes via separate Git branches, managing back-merge activities from feature branches to release branches to ensure code integrity through automated conflict resolution.
• Deployed a dedicated, lightweight sanity check application hosted cost-effectively on Azure Container Apps to run automated health and basic functional checks as a post-deployment activity triggered via pipeline.
• Investigated production incidents through code changes and AWS CloudWatch logs.
• Coordinated integration of Dynatrace APM and its APIs for monitoring purposes.
• Full stack QA strategist for a high-traffic e-commerce platform built on a layered architecture for the back-end testing of core platform services, especially the order management system in Zed and Glue layers.
• Managed automation activities, testing process, and refactoring practices.
• Responsible for framework migrations, setup, and training for new automation frameworks.
• Promoted a shift-left approach within the QA team and created the test concept.
• Participated in meetings with IT managers, business owners, product owners, and team members.

• Leading 20+ staff in development, site reliability engineering, and architecture.
• Leading the group-wide agentic AI initiative (Norway, Poland, Germany).
• Hands-on solution architect and AI consultant for over 50% of my working time on client projects in the publishing sector – from local publishers to international corporations.
• Strategic consulting and technical implementation of AI workflow platforms (n8n, Workato).
• Developing prototypes for traditional, AI-based, and agentic AI workflows.

• AIX/Linux system administrator: deployment of LPARs (Logical Partitions) for SAP Kernel Development
• C/C++ SAP kernel development and integration to SAP HANA Database
• C/C++ programming and software integration, support for SAP kernel on AIX system; development and testing on SAP VDI
• Example: development of the ABEC Tool (AIX Build Environment Checker) to create SAP build environments for debugging process and benchmarking
• Benchmarking and test execution of SAP kernels (test from the communication to the SAP HANA Database and to SAP NetWeaver) on AIX
• Automate the SAP kernel build via Jenkins and benchmarking over crontab jobs
• New C/C++ compiler design and testing (based on Clang++ and LLVM)
• Customer ticket handling to resolve SAP kernel bugs and build failures
• SAP kernel development with Rust programming language, migrating some sub-kernel projects from C/C++ to Rust because of Rust's memory safety model, ownership system, and concurrency features
• Refactoring selected components in Rust and integrating them with existing C++ codebase via FFI

• Project coordination: Managed timelines, deliverables, change requests (CRs) and resources, combining maturity gate reviews and program increments.
• Stakeholder management: Building strong relationships with both internal teams and external customers.
• BMW programs: BCP, BDC, MIC Next, IDC Evo, covering functional validation (including functional safety), product validation, homologation and compliance.
• Risk management: Proactively identified and resolved critical risks in software/product releases through cross-functional coordination to keep projects on track.

• Developed deterministic pipelines to support credit eligibility assessment and campaign analytics, ensuring reproducible outputs and traceable reasoning.
• Designed and implemented end-to-end analytical workflows for large-scale financial datasets (300M+ records), covering data ingestion, cleansing, feature engineering, modeling, and validation.
• Formulated real-world business problems into computationally intensive tasks, enabling scenario analysis, segmentation, forecasting, and performance evaluation.
• Verified model outputs and analytical results through systematic validation and sanity checks before stakeholder delivery.
• Documented analytical assumptions, transformations, and modeling decisions to support reuse and auditability.

• Worked on an Internet Banking System enabling secure customer transactions (fund transfers, bill payments, balance inquiries) and bank-side operations (account management, approvals).
• Designed and executed manual and automated test cases for functional, regression, and integration testing across web and mobile platforms.
• Automated end-to-end banking workflows using Selenium WebDriver, Java, and TestNG, and performed REST API testing with Postman for backend validation.
• Built and maintained test automation frameworks using TestNG and Maven, and integrated with Jenkins CI/CD for continuous testing and reporting.
• Generated detailed test execution reports with ExtentReports, including logs and screenshots for audits and stakeholders.
• Collaborated in agile teams, contributing to UAT, test planning, and documentation across sprints.

• Design, develop, and maintain automated tests using Playwright with Python scripts, Typescript and Spring Boot
• Create test classes annotated with Spring Boot Test
• Create test scripts to cover functional, regression, and integration testing
• Ensure test automation coverage for web applications
• Collaborate with developers to identify testable requirements
• Troubleshoot automation test failures and resolve issues
• Integrate automated tests with CI/CD pipelines (e.g., Jenkins, GitLab CI/CD)
• Monitor and report test automation metrics
• Implement test data management and mocking strategies
• Ensure test reliability, stability, and maintainability
• Experience with containerization (Docker) and orchestration (Kubernetes)

• Founder ownership: Co-founded and led an early-stage D2C fashion concept with full responsibility for product definition, brand fundamentals, and end-to-end e-commerce setup (Shopify).
• Product discovery & validation: Built a direct user feedback loop via Instagram and TikTok, leveraging build-in-public principles to validate assumptions, collect qualitative insights, and iterate on the first hero product (THE PANTS).
• Go-to-market & distribution learning: Rapidly developed hands-on capability in organic social distribution (Instagram, TikTok), learning channel mechanics, content-product fit, and audience engagement from zero in a short time frame.
• Unit economics & feasibility: Conducted deep feasibility and unit-economics analysis (CAC, LTV, return rates, margins, operational complexity) to assess scalability and long-term viability.
• Decision-making under uncertainty: Made a deliberate decision to pause further production based on data, user feedback, and industry benchmarks—prioritising capital efficiency and long-term judgment over momentum.