SAP Fiori Experts

• Developed cloud-native enterprise applications on SAP Business Technology Platform using Node.js, SAP UI5, and RESTful APIs, delivering solutions across training management, procurement, employee information, and logistics domains
• Served as the primary developer for the maintenance, enhancement, and production support of three enterprise applications, delivering new features, resolving production issues, and coordinating releases with business stakeholders
• Experienced in leveraging AI-assisted development tools such as Microsoft Copilot to accelerate feature development, generate code, prototype solutions, and support application migration and modernization
• Designed backend services, domain models, and SAP Fiori/UI5 interfaces, implementing business workflows, role-based access control, validations, scheduling, reporting, and data import/export capabilities
• Designed and integrated enterprise services with SAP SuccessFactors, SailPoint, ERP systems, and external Learning Management APIs, including automated synchronization for 11,000+ user data
• Designed and implemented AMQP-based event-driven services processing up to 500 RFID parcel scan events per day for a logistics application
• Managed deployments and application operations using CI/CD pipelines, SAP Solution Manager, SAP BTP Cockpit, Kibana, and cloud monitoring tools, performing root-cause analysis and resolving production incidents
• Managed application dependencies by resolving npm package version conflicts and remediating critical and high-severity security vulnerabilities, ensuring production compliance and application stability
• Collaborated with architects, business users, SAP governance teams, and distributed Agile teams throughout technical design, code reviews, sprint planning, documentation, and software delivery

Scope: Embedded as FP&A Data & AI Architect within the Finance function of a major European refrigeration manufacturer, leading the transformation of manual, fragmented financial reporting into an automated, governance-driven intelligence platform. Driving the shift from Excel-based controlling to structured data architecture, Power BI analytics, and AI-assisted financial operations.

Financial Data Integrity & ERP Governance

• Initiated and led GL vs. subledger reconciliation investigations, identifying and resolving structural mismatches between General Ledger and subledger data that had gone undetected prior to engagement
• Conducted asset analysis to identify items missing from General Ledger postings, surfacing gaps in fixed asset tracking and period-end completeness
• Validated SAP reports, establishing baseline data quality standards for Finance team consumption
• Established systematic SAP data validation framework ensuring ongoing integrity between ERP postings and downstream reporting outputs

Finance Reporting Transformation

• Designed and implemented a structured Transformation Project approach for converting manual Finance reports into fully automated processes
• Created and owns the Data Reporting Audit Log; a centralized tracking system capturing report owners, stakeholders, data sources, manual effort estimates, and automation opportunity scores across the Finance function
• Mapped the full reporting landscape identifying quick-win automation targets and strategic Power BI migration candidates
• Actively reducing manual Excel and PowerPoint dependency across FP&A workflows; replacing point-in-time snapshots with live, governed data models

Power BI & Analytics Enablement

• Introduced and presented Power BI as the strategic reporting platform to Finance leadership, building internal buy-in for the BI transformation roadmap
• Designed initial Power BI architecture aligned with SAP, Salesforce and Oracle data structures and FP&A reporting requirements
• Established report ownership, governance documentation, and data lineage standards enabling sustainable self-service analytics across the Finance team

Transformation Infrastructure & Collaboration

• Configured and deployed Jira as the transformation project management hub, establishing structured sprint workflows, backlog management, and progress visibility for Finance IT initiatives
• Proposed and initiated a dedicated FP&A Communication & Transformation Hub, a structured cross-functional forum aligning Finance, IT, and business stakeholders around the reporting transformation roadmap
• Positioned the Finance function as an active driver of data governance and digital transformation within the broader organization

Outcomes

• GL/subledger reconciliation gaps identified and investigation framework established within first two weeks of engagement
• Data Reporting Audit Log deployed; first structured inventory of Finance reporting landscape in company history
• Power BI transformation roadmap presented and approved by Finance leadership
• Jira-based project governance live; Finance transformation now tracked with full sprint visibility

Technologies: SAP FI/CO · Power BI · DAX · SQL · Excel (advanced) · Power Query (M) · Power Automate · VBA · Jira · Microsoft 365 · SharePoint · Salesforce (Sales Data) · Oracle HCM · Python

The consultant's responsibilities/actions are:

• Consulting on the migration of material master & PP Master data
• Prepare Article List template for Cutover Phase
• Implementation of data cleansing measures using individual and bulk changes
• SAP all mandatory fields data extraction regarding Business needed
• SAP migration, Cutover, Testing, BAT, UAT
• Align with the multiple Stakeholders regarding Data from Legacy and SAP System
• Deployed SAP MM best practice (guided configurations, active methodologies and road map for project initiation)

SAP ERP | SAP GEMINI | SAP Fields Coordination | Documentation | SAP IDoc | SAP Integration | SAP End-to-End Process | SAP MM (Material Management) | SAP Functional Consultant | SAP Gap analysis | SAP MDM (Master Data Management) | Data Migration & Management

• 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

• Migration of financial data from Microsoft Dynamics to SAP ECC for eleven companies, as well as from SAP S/4HANA to SAP ECC for one additional company. At the same time, an interface from an operational leasing tool to SAP S/4HANA had to be tested from a business perspective and aligned in an audit-proof way.

• Lead and plan the migration work packages, create the migration concept for accounts payable and accounts receivable with active customer-vendor integration, set up the reconciliation and QA method, test management, cutover planning, and audit-proof project documentation.

SAP/business focus: SAP S/4HANA, SAP ECC, FI, Business Partner/CVI, Finance Data Migration, Reconciliation, Test Management, Cutover

• Traceable and audit-proof migration of multiple companies with clear reconciliation logic, strong QA evidence, and controlled cutover.

• Consulting on complex IT, accounting, controlling, and business intelligence projects from the analysis phase through implementation to go-live support
• Work as consultant, project manager, and subproject manager
• Focus on business process analysis and implementation
• Controlling: sales, marketing, project, financial, and cost controlling
• Accounting: General Ledger, Accounts Receivable, Accounts Payable, asset accounting
• Implementation and training of SAP R/3 FI/CO
• Operational experience in controlling, sales, human resources, and commercial project management before my consulting work

• Implementation of the S/4HANA transformation (brownfield) at an agricultural equipment manufacturer
• Implementation of the new supplier evaluation in S/4HANA, including programmed technical adjustments to customer-specific processes
• Conducting workshops with business departments on technical and functional changes in S/4HANA, with a focus on P2P processes and approval processes
• Preparation of the new system incl. customizing and conversion of customer-specific ABAP developments to Clean ABAP

• Support of the SAP modules “Sourcing & Procurement” as part of the “S/4HANA Brownfield” project rollout for the entire company
• Analysis, design, and organization of IT-supported business processes
• Further development of SAP MM from ECC 6.0 to S/4HANA, from requirements/process analysis through design to implementation (customizing, programming)
• Optimization and documentation of business processes and applications
• Responsible for implementing the S/4HANA rollout as an external consultant
• Independent analysis and resolution of issues
• Definition of change requests and their implementation/testing in collaboration with internal key users and process owners
• Support for SAP key users in Germany, Austria, and Switzerland
• Training and supporting end users as part of the rollout

• Optimization of software lifecycle processes for SAP platform apps (BTP CAP)
• Development of template MCP servers for S/4 CALM systems of Porsche AI (BTP)
• Design, development, and IT product management for two MS CoPilot custom agents supporting SAP systems (incl. MCP integration)
• Lead Center of Practice: AI-assisted ABAP development
• Initiation and coordination of the proof of concept implementation of conduct.ai
• Advising application teams on software and integration architecture, clean core principles and implementation, as well as AI use on the SAP platform

• Implementation of production plants in China on S/4 HANA
• Involved in merger of M Chemicals business in Korea on S/4 HANA
• Involved in the setup of a new production plant in Sheboygan US on ECC 6.0
• DA ERP transformation of Life science and Electronics business on two different systems
• Involvement in setting up the template on S/4 HANA RISE
• Support data migration
• Preparation of test scripts, support testing and assessment of the solution
• Handling cutover and hyper care activities
• Setting up of a new plant in Hamburg in Life Sciences SAP 4.6C
• Implementation of new interface for purchase order processing for Portugal between SAP and TEVAMAP application
• Enhancement of new interface for order confirmation and purchase order delivery schedule between SAP and LIPO applications
• Involved in the Ariba rollout for European countries Nordics, Austria and Switzerland
• Integration with Ariba applications - enhancement of the interfaces related to master data like supplier master data, GL accounts, cost center data, user data
• Analysis, validation and assessment of end to end solution from extraction of master data to creation of purchase order in SAP
• Involved in the PO automation process in case of indirect procurement across different systems and different countries

• Designed and implemented a hybrid recommendation system (content-based + collaborative filtering)
• Built end-to-end ML pipelines including data processing, feature engineering, model training, and evaluation
• Developed RAG-based LLM systems using LangChain and vector databases for semantic search and knowledge retrieval
• Established MLOps workflows with MLflow for experiment tracking, versioning, and deployment readiness
• Implemented deep learning models (computer vision & classification) using PyTorch and TensorFlow

SAP S/4HANA Implementation (Greenfield)

• SAP Finance Reporting
• VAT Reporting
• Foreign Plants
• Tax Calculation for SD/MM
• Z4/Z5 Reports
• Intrastat
• SAP DRC (E-Invoicing)

System: SAP

Industry: Manufacturing

Team: 10

Initial Situation: Targeted professional development in the SAP S/4HANA environment with a focus on expanding the SAP PP core competency toward SAP MM, supply chain processes and SAP Fiori.

Responsibilities & Approach:

• Deepening of integrated end-to-end processes between SAP PP and SAP MM
• Expansion of knowledge in SAP Fiori, SAP Best Practices and process design
• Further training in the areas of data migration, SAP table structures and solution architecture
• Deepening of SAP S/4HANA ePP/DS and Demand Planning
• Expansion of methodological skills in the area of workshop facilitation and requirements analysis

Results:

• Expansion of SAP PP expertise to include SAP MM and supply chain processes
• In-depth knowledge of SAP Fiori and SAP S/4HANA Best Practices
• Expansion of consulting expertise for end-to-end processes in the manufacturing environment

• Leading technical SAP projects in FI/CO and logistics.
• Advanced ABAP analysis, debugging, and validation of complex integrations.
• Optimization of financial and logistics processes in S/4HANA environments.
• Responsibility for demand management, workshops, and technical solution architecture.