SAP Core Data Services Experts in Germany

• 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

Development and Implementation

• Conceptualization and implementation of the various requirements.
• Experience and ability to collaborate with other delivery teams
• Lead a team of 15 people taking care of matters including monitoring operations, delegating tasks and managing budgets.
• Act as product owner and represent the product vision, strategy and priorities in the area of production operations.
• Work closely with the members of the area including developers, analysts and QA to ensure the successful delivery of logistics features and improvements.
• Lead the process design and lead the build team for the SAP implementation (EU countries) and post-merger integration in SAP PP, QM, MM, APO and SD modules.
• Implemented and optimized MRP Live (MD01N) for multiple plants, improving planning runtime
• Worked with business users to transition from classic MRP to MRP Live
• Implemented SAP QM module, including quality planning and inspection lot processing, resulting in a 20% improvement in product quality compliance.
• Developed and tested custom reports using SAP Query and ABAP for MES data analytics, improving visibility into yield rates and resource utilization.
• Translate production requirements into clear and actionable user stories, acceptance criteria and technical specifications.
• Skilled in discrete, and process/manufacturing (PP-PI) environments; deep understanding of master data, production & process orders, recipe management, batch management, capacity & scheduling, shop floor control, and integration with QM, MM, EWM, MES.
• Worked in Variant configuration (VC)
• Supported international rollouts and transformation projects for SAP PP, QM, PPDS, aATP, EWM, and Variant Configuration within a global strategy.
• Tested functionalities for various business scenarios include interface systems
• Involved in SIT and UAT and cutover activities

Technology: Project Management, SAP PP, QM, MM, APO, ABAP OO, HANA Modelling, FIORI, SAP UI5, AMDP, SAP SD, SAP FICO and S4 HANA Emedded analytics

• Lead SAP Controlling, Product Costing and Material Ledger activities across multiple legal entities, improving standard-costing consistency, inventory valuation and month-end financial reporting.
• Contributed to a 30% reduction in the overall financial closing cycle by coordinating SAP Finance, Controlling, Material Ledger and plant-closing activities against a structured month-end calendar.
• Maintain 99.5% SLA adherence while resolving complex Level 2 and Level 3 incidents across Product Costing, Cost Center Accounting, Material Ledger, Actual Costing, WIP, variance calculation and production-order settlement.
• Execute and validate individual and mass standard-cost estimates using CK11N and CK40N, ensuring accurate costing based on current BOMs, routings, activity prices, purchasing conditions and overhead structures.
• Improved product-costing accuracy by identifying and correcting inconsistencies across material-master costing views, activity types, work centres, BOMs, routings and purchasing data.
• Reduced month-end delays by resolving missing cost estimates, incomplete settlement rules, incorrect activity allocations, variance-calculation errors and production-order settlement failures.
• Reconcile production-order costs, inventory values, purchase-price differences, work in process, production variances and settlement postings across SAP Controlling, Material Ledger and General Ledger.
• Execute Material Ledger and Actual Costing close activities, including price determination, purchase-price-difference allocation and periodic unit-price validation.
• Analyse manufacturing-cost variances across raw materials, labour, machine activity, subcontracting, production usage and overhead costs, enabling business controllers to identify root causes and cost-reduction opportunities.
• Configure and support costing variants, valuation variants, quantity structures, cost-component structures, overhead-costing sheets and automatic account-determination settings.
• Coordinate annual standard-cost planning, costing runs and standard-price releases with Finance, Procurement, Production and plant-controlling teams.
• Improved indirect-cost visibility through cost-center planning, activity-price calculations, assessments, distributions and cost-allocation cycles.
• Support profitability reporting through Account-Based CO-PA, enabling analysis by product, customer, market, company code and profit center.
• Developed reconciliation controls, standard operating procedures and costing reports that improved financial governance, closing accuracy and audit readiness.
• Facilitate workshops and knowledge-transfer sessions covering standard costing, Material Ledger, WIP, production variances and production-order settlement.

Project description: SAP S/4HANA implementation (greenfield). SCRUM methodology Scope: SAP ABAP, BTP, RAP, CDS, ABAP Cloud, Clean Core, CI/CD for SAPUI5/ABAP with GitLab, unit tests, and test-driven development (TDD)

• Designed and developed interactive SAP Analytics Cloud (SAC) dashboards and reports for Finance, Supply Chain, Logistics, Procurement, HR, and Manufacturing, covering KPIs such as Profit & Loss, Balance Sheet, Fixed Costs, Headcount, Personnel Expenses, Stock Analysis, OTIF, Production Volume, BOM, Spend, and Compliance to Schedule.
• Built and optimized end-to-end ABAP CDS data models (Basic, Composite, and Consumption Views) using the VDM approach, integrating data from key SAP S/4HANA tables. Strong expertise in ABAP CDS, SQL, SAP data modeling,
• Collaborated with cross-functional teams to define KPI logic, standardized user story templates, resolved BI requests through JIRA, improved reporting performance, and delivered scalable, secure, and business-focused analytics solutions that enhanced decision-making and operational efficiency.
• Trained business stakeholders across various countries on SAP Analytics Cloud (SAC) dashboard usage and developed comprehensive training manuals to promote user adoption and enable self-service analytics.

• Tested integration of TIBCO EBX with SAP S/4HANA via TIBCO BusinessWorks – proof of concept
• Implemented use case: communication between TIBCO EBX and SAP S/4HANA via IDocs to exchange material master data and business partner data
• Customized, configured, and implemented inbound and outbound processing in the SAP S/4HANA environment for communication with the TIBCO EBX software interface
• Distributed classes, characteristics, and values between TIBCO BusinessWorks and SAP S/4HANA and customized the inbound processing
• Documented the technical components

• Over 19 years of experience in solution design, development, integration, and optimization within the SAP ecosystem
• Direct line management of 8 engineers, responsible for yearly target settings and reviews, yearly compensation reviews, training and skill development, onboarding, and conducting interviews for new positions
• Implemented agile based product management practices such as product roadmap, setup of Kanban boards in Microsoft Teams Planner, defining the product backlog and release cycles
• Designed and developed high-level architecture to create reusable Swisslog’s standard product based on SAP EWM MFS to integrate various automation subsystems like pallet conveyors/cranes, light goods conveyors/cranes, autostore, monorail, star robots using Swisslog standard protocol
• Experienced in end-to-end implementation of S4HANA Brownfield and Greenfield projects and in integrating third party subsystems like A-frames and KBS Pick by Light via TCP/TP or REST based APIs
• Setup the overall development process along with required quality gates following continuous integration and continuous improvement principles
• Served as technical team lead during customer implementation projects, running process workshops specific to MFS, preparing business blueprint, designing specifications, and executing integration tests between MFS and PLC subsystems
• Successfully integrated light goods crane with SAP EWM MFS with double deep storage capabilities and total storage capacity of 9600 boxes
• Expertise in a wide range of technologies, tools, and frameworks such as S4HANA EWM, EWM MFS, Embedded Analytics, API-based integration, SAP Cloud Platform, WebIDE, Fiori, SAP UI5, OOABAP, and Classical ABAP Development

• Greenfield implementation of S/4HANA Embedded Analytics as well as reporting and planning processes with SAP Analytics Cloud (SAC).
• Integrated production, sales, and inventory planning, as well as financial planning and management reporting.
• Inventory forecasts implemented through SAC Machine Learning.
• Integration of S/4HANA data and HR data (Factorial) into SAP Datasphere (various tables with real-time replication, related data flows, and analytical models)

• Automated Python-based analysis of test script repositories
• Built a SQLite database for signal and value tracking
• Identified critical discrepancies with ad-hoc SQL queries
• Technologies: Python, SQLite, Excel/ODBC

• Integration of SAP Commerce Cloud with SAP Cloud for Customer
• Creation and execution of unit and integration tests
• Error analysis and bug fixing

• Interim ABAP-OO developer in S/4 HANA migration
• Automation of trade calculation (IS-Retail)
• RFC interface between cash register system and S/4 (SD)
• RFC interface between S/4 and R/3 for price comparison (SD)
• Automatic creation and assignment of pricing conditions (SD)
• Automation of setting the standard supplier in the info record (MM/SD)

• Development of ABAP CDS Views in S/4

• Consumption via oData service by reporting tools like Power BI

• Project Argo: SAP BW/4 Hana Project Lead, Program and Application Manager, SAP BW/4 Hana Consultant, Architect, and Developer.
• Migration of FI data models from SAP BW 7.x to BW/4 Hana.
• Revision and implementation of the user and authorization concept.
• SAP S/4 Hana, SAP Basis, SAP BW/4 Hana data modeling and use of the SAP BW Migration Workbench.
• Use of Business Content, BAPI, BW/4 Hana, Hana Studio, HANA Views, Analytical Views, virtual tables, and Hana Native SQL.
• Working with ADSO, Open ODS Views, Composite Provider, Hybrid Provider, SAP Solution Manager, Query Designer, Analysis for Office, Lumira, and Fiori.
• Use of SAP SAC (Stories, Data Models, Data Analyzer, CDS Views) as well as application management and monitoring of process chains and load jobs.

• ABAP developments for rku.it GmbH, Agena GmbH, Koenig & Bauer AG, Salzgitter AG, duagon AG
• Redesigned material configuration data mass maintenance Fiori app for Siemens AG Engineering to resolve system resource issues
• Conducted S4Hana ABAP code remediation, ATC checks, and implemented ABAP parallel processing for Voestalpine AG