Microsoft Excel Expert in Stuttgart

Conversion & UX Optimization of a Sales Platform

• Identified the biggest issues across the entire purchase process through a comprehensive UX audit.
• Increased conversion from 0.2% to 25% by developing an end-to-end purchase process, supported by a new information architecture and clearer messaging.
• Accelerated implementation with screen annotations that prevent misunderstandings between design and development.
• Reduced the purchase process drop-off rate from 85% to 15%.

Tools: Figma, MS-Clarity, interaction principles, heuristics

Industry: Asset management and services

Systems: DATEV Unternehmen online, Microsoft Dynamics 365, DocuWare, Microsoft Excel

• Independently processed incoming invoices for three companies and checked them for completeness
• Prepared manual customer invoices and carried out payment runs
• Supported monthly and annual closing activities
• Calculated and posted provisions
• Responsible for parts of fixed asset accounting
• Posted foreign currency bank accounts and performed account reconciliations via Excel
• Processed travel expenses and credit card statements; contact person for travel expense questions
• Prepared tax reports, especially VAT returns and EC Sales List

• External consultant for various projects in the automotive industry.

• Data-driven business and performance analysis

• Analysis, interpretation and validation of complex business data

• Identification of trends, risks and potential areas for improvement

• Translation of analytical findings into actionable business recommendations

• Preparation and presentation of results for business stakeholders

• Development of a SaaS platform for esports teams with roles, planning, statistics and billing
• Design and implementation of the architecture, external API integrations and operations
• Stack: Laravel 13, React 19, TypeScript, PostgreSQL, Redis and Stripe

• Standards research "product- / project-related for speed-controlled pumps".
• Supporting internal development departments with standards-related questions nationally and internationally.
• Creating and maintaining internal standards and test plans.
• Deriving technical requirements from normative specifications.
• Cooperation with authorities.
• Coordination with associations and organizations/authorities (VDE, UL, notified Body EMC-Test).

Two complementary tracks: (a) building my own AI products and open-source tools under the Neckarshore AI brand, with a focus on AI-supported multi-agent development processes and documentation automation; (b) freelance support for industrial, logistics, and financial companies in IT-related transformation projects.

Current product portfolio under the Neckarshore AI brand:

• Omnopsis Documenter — AI-powered documentation engine: generates compliance, technical, and release documentation from Git, Jira, and Confluence. 500+ automated tests, 100+ API endpoints, RBAC, monitoring stack.
• TrustScope — trust analysis for public GitHub repos: deterministic three-pillar report (Security & Supply Chain, Governance, Community) based on OpenSSF Scorecard, with constructive fix suggestions instead of a single misleading score.
• md-viewer — dependency-free Markdown viewer for macOS (Finder Quick Action) and web, split view of rendered document and raw text.
• Obsidian Vault Autopilot — AI-supported vault automation for Obsidian × Claude Code: sorts the inbox, renames notes, enriches frontmatter.
• Phonesis Voice Bank — voice archive for families, hospices, and cultural archives (guided recordings, inheritable archive, optional voice cloning); currently in the GDPR compliance phase (Art. 9, biometric data).
• Multi-Agent Development Process — 12+ specialized agents (architecture, implementation, security, refactoring, marketing) with structured handoff protocol, parallel execution, and automated quality assurance — powers the entire product development.
• Freelance consulting: Technical Product Ownership for production, logistics, and compliance/AML systems; steering international rollouts including test, cutover, and change management.

Stack: NestJS, TypeScript, PostgreSQL, Redis/BullMQ, Next.js, Claude Code (Opus), Docker, GitHub Actions, Vercel

Responsible for Commercial Finance in the Central Europe region (DACH and Poland), reporting to the EMEA Commercial Finance Director. Monthly financial reporting, forecasting and variance analyses, evaluation of promotions and special campaigns, management of planning processes including budgeting, as well as preparation of QBR materials up to CFO level. Took over functional leadership of the Finance team following the absence of the position holder.

• Designing and implementing SAP CO-OM and CO-PA at the Karlsruhe site
• Designing and implementing CO-MA
• Supporting the design and rollout of EC-PCA profit center accounting
• Supporting the SAP S/4HANA Bluefield implementation for two company codes
• Capturing and documenting processes
• Creating training materials
• Training employees

• Design, planning, and test case analysis
• Integration testing
• Coordination of UAT in the lab and on site
• Creation of HW and SW test catalogs
• Communication of test results from REST services with the SAP team
• Support for branches in the EU until rollout
• Coordination of defect management and SW updates with the involved vendors
• Checking the configuration of the charging stations in the backend software for different countries
• Continuous reporting of the quality status to project management
• Documentation of the user manual in English and German
• Tools: Confluence, be.Energised, OCPP Postman, OPI, CCV (payone.elavon), Excel, it4you

• Took on the responsibilities of a Director-level employee, including responsibility for the entire process of market monitoring and market assessments.
• Prepared and published accurate market analyses for residential, office and retail markets in Germany, Europe and the USA.
• Professionally processed data and managed internal real estate market databases using Microsoft Excel and database management software.

• Lead Product Owner for 4 development teams
• Leading and coordinating a greenfield project with parallel implementation of core components by independent teams; managing dependencies and resources
• Establishing a data lakehouse approach, including analysis of data volumes and future requirements as part of a cloud migration (best-of-breed approach)
• Responsible for requirements analysis, selection, and piloting of a LIMS/ELN system, supported by advising decision-makers and managing external vendors
• Introducing and managing an OpenWeb UI and Azure OpenAI-based RAG system to support knowledge extraction and data-driven analyses
• Setting up, configuring, and managing Jira projects, as well as developing project-specific workflows and automations
• Implementing classic Scrum processes with all ceremonies and taking on the Scrum Master role for all involved teams
• Assisting in hiring through interviews and assessments from a product owner's perspective
• Making key architectural decisions, including selecting the platform for the data lakehouse (Databricks) and the strategic integration of LIMS and analytics platforms

• Concept development, planning, management, and execution of all merchandising activities for large events
• Projects: Harder Horror Night, Hardshift Festival, Contact Festival, and Ikarus Festival

• Process and project management to optimize products and development processes for energy systems
• Technical risk management
• Requirements engineering and system architecture
• System FMEA of power generator units and energy storage modules aiming for generic structures
• Claims management according to Section 313 of the German Civil Code
• Regulatory environment: military and NATO standards, AQAP, VG norms

• Led the central Instore Logistics Team and oversaw support operations across 13 stores in Germany and Luxembourg, ensuring seamless coordination of logistics processes and strategic direction.

• Oversaw all merchandise management processes across stores, eCommerce, and Pick from Store, ensuring alignment, efficiency, and operational consistency.

• Analyzed staffing procedures and personnel costs across support teams, providing data-driven recommendations to the Executive Board for annual budget planning.

• Led continuous improvement initiatives including documentation, KPI development, and performance tracking to drive operational excellence through data-based insights.

• Provided technical support for new store openings and transformation projects, ensuring integration with central logistics and adherence to EU Price Indication Regulation (PAngV).

• Managed optimization and digitalization projects, including piloting digital price tags across stores to enhance efficiency and customer experience.