SAP ABAP RESTful Application Model Experts in Germany
matched in minutes from over 15,000 CVsHire experts who design transactional Fiori applications, expose secure OData services and extend SAP S/4HANA with RAP. FRATCH connects you quickly with precise, vetted and available freelance specialists for your project.
Meet FRATCH Experts in Germany, who have recently used SAP ABAP RESTful Application Model
Joaquim L.
Last position:
SAP Senior ABAP Developer
SAP Data Migration Greenfield QM
In the QM module project, the focus was on migrating inspection plans and transferring Dynpro applications from the ECC system to the HANA system while adhering to development guidelines and clean code principles. The project involved the use of technologies and concepts such as ABAP Objects (ABAP OO), Clean Code practices, SMOD/CMOD enhancements, User Exits, Function Exits, BAdIs, interfaces, and classes. Writing complex reports for download and upload of change pointer information of inspection plan header.
Bora D.
Last position:
Software Architect at DZ HYP AG
- Lead architect for an enterprise loan digitisation programme, coordinating 12 engineers across five workstreams and serving as final technical authority on system design.
- Cut critical application response times by 68% (display 17.3s → 5.6s; modification 11.8s → 5.0s) through targeted caching, OData query optimisation and lazy-loading refactoring; further optimisation in progress.
- Own production error triage, prioritisation and resolution across a multi-application portfolio supporting live lending operations.
- Design and implement SAP Fiori applications on SAP UI5, TypeScript and RAP, owning delivery from architecture and code through rollout and production support.
- Established C4 architecture documentation and decision records for the full programme, enabling faster onboarding and consistent cross-workstream design governance.
- Co-managed S/4HANA release cycle alongside primary responsibilities, coordinating directly with SAP support to resolve critical system issues across the portfolio.
Georgi L.
Last position:
Techno-functional MM/SD consultant at GLIT Circle GmbH
- 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
Philipp D.
Last position:
IT Architect & IT Product Manager at Dr. Ing. h.c. F. Porsche AG
- 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
Prem Chander A.
Last position:
Product owner for SAP PP, QM, APO, MM, MES and ABAP at Husqvarna Group (Bei HCLTech)
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
Gergely S.
Last position:
SAP IS-U S/4Hana Customer Engagement (CRM) Consultant & Developer at Energie SaarLorLux
- SAP IS-U transformation project
SAP S4Hana transformation project – focus on Customer Engagement (CE) & MCM
- Customizing tasks & Development tasks
- Master data in Customer Engagement (BP/ Contract Account / Contract / PoD &Supply Scenario)
- Customizing Customer Engagement
- Upil
- BSP / Badi / ABAP OO / ADT / CDS / RAP
Paul O.
Last position:
Product Owner / Project Manager at Auditor, software vendor for German tax consultancies
- Project environment: Python, Java, Azure AI Studio & OpenAI Studio, embedding models, LLM as a judge
- Project language: German
- Project role(s): Project manager
- Project management for improving the performance of a chatbot
- Research and evaluation of approaches to improve and measure response accuracy and improve the chatbot's understanding of context
- Coordination of architecture decisions with the technical team and architects
- Coordination and transfer of research results into development tasks
David A.
Last position:
Senior SAP Commerce Cloud Developer at Freelancer
- Integration of SAP Commerce Cloud with SAP Cloud for Customer
- Creation and execution of unit and integration tests
- Error analysis and bug fixing
Harshal L.
Last position:
SAP EWM Developer at Körber Supply Chain GmbH
- Experience in SAP EWM processes and ABAP development
- Configured PPF for output management in EWM and YM, worked with BOPF in TM and YM, configured Fiori Launchpad with roles, spaces, and pages, and developed UI5 applications
- Developed a Fiori Elements app using the List Report, Object Page, Overview Page, and Analytical List Page frameworks with CDS views, AMDP on BAS, created a RAP app, and a report for data transfer to external Oracle systems
Beserithan M.
Last position:
SD Development and CRM Interaction Center Development at Sanner GmbH
- Part-time 2-3 days/week
- Developments in the SD module and CRM Interaction Center
- Consulting, customizing in SD module
- Adapting Fiori applications in the SD module
- Approval workflow for credit memos: design, concept, implementation, customizing
- Credit memo request: object type BUS 2094
- If the credit memo request value is below a certain threshold -> automatic release and removal of billing block
- If the credit memo request value is above a certain threshold -> automatic determination of the responsible employee
- The employee receives a work item in their integrated inbox or in My Inbox (Fiori) -> the employee can reject, approve, or edit the credit memo request
- UML modeling in technical documentation
- Creating a Z-table for customer sample line items
- Merging COA1 (delivery) + COA2 (CAQ) forms and adding to the spool request as a single PDF
- Correcting workflow title according to NACE, fixing message "ZBMA title is displayed incorrectly in SBWP (Workplace)"
- Receiving PLM documents from an external PLM system, creating an RFC function module, storing PLM documents in the material master as GOS objects
- On releasing a production order, reading PLM documents from MM and saving them in a shared folder for the MES system
- Displaying the number of inspection methods in a popup when creating an order -> VA01/VA02
- Automatic stock reconciliation LVS IDOC INVCON
- Performing AQUA tests
- IDOC archiving for old IDOCs
- NL_PM_drawings and storing print output, informing MES via ZPPORDER IDOC, writing technical documents
- Using SD user exits, BADIs for various requirements
- Extending screens for customer requests via screen exits
- Creating message types for sales orders, purchase orders, and invoices
- Extending CRM Interaction Center Business Partner -> Overview -> Contract with customer-specific requirements
- New Fiori application departure control with data from Z-table and standard equipment tables, displaying a pie chart, calculating "vehicles in operation"
- Extending Interaction Center Business Partner -> Overview -> new tab on Overview Page with list tables for performance feedback, attachments from GOS objects
- Extending Interaction Center Business Partner -> Overview -> new tab on Overview Page with list tables for PM quality notifications, attachments from GOS objects
- Implementing BADIs in CRM
- File storage on SAP server/UNIX server
- Using BOL/GENIL architecture in CRM development
- Project language: German
Mindaugas K.
Last position:
SAP Developer at Jungheinrich - Jungheinrich Aktiengesellschaft, based in Hamburg, is a publicly listed German company
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)
Zouhair H.
Last position:
SAP S/4 HANA Developer at BGZ Essen
- Explorer phase: document preparations for development
- Getting started with the BTP documentation
- Documentation of WRICEFs
- Programming guidelines with consideration of Clean Core
- Analysis of customer programs to be migrated
- ABAP call monitoring (SCMON, SUSG)
- Creation of concept documents for the project
Jürgen V.
Last position:
Instructor / Trainer at SAP Training Company
- Instructor / Trainer
- SAP applications in SAP S/4 HANA - Sales, Sourcing Procurement, Logistic Execution, SAP Foundation
- SAP S/4 HANA - Fiori UX and Fiori Launchpad
- Cross-module MM application - Sourcing & Procurement
- Business processes SAP S/4 HANA Procurement
- Purchasing processes SAP S/4 HANA MM
- Incoming processes SAP S/4 HANA MM
- Supplier invoicing SAP S/4 HANA MM
- Pricing & plant determination SAP S/4 HANA MM
- Automation in SAP S/4 HANA MM
- Business processes SAP S/4 HANA Pre & After Sales
- Sales processes SAP S/4 HANA Sales
- Delivery processes SAP S/4 HANA Sales
- Billing SAP S/4 HANA Sales
- Pricing SAP S/4 HANA Sales and Storage Rooms and Lean-EWM
- Automation in SAP S/4 HANA Sales
- SAP S/4 HANA – SAP Private Cloud – Release 2023
Hermann E.
Last position:
Solution Architect, Senior Developer at parasus GmbH
- Modules: SAP SRM, SAP S/4 MM
- Migration of the SAP SRM system from SAP ECC integration to SAP S/4 HANA
- Quality assurance of the implementation
Gopal K.
Last position:
SAP ABAP & Cloud Architect at parasus GmbH
- Concept and re-implementation of customer application over cloud and make the source code cloud ready
- Re-designing and putting a new architecture to overcome all the Team Scale findings and push ABAP code to ABAP cloud
- Converted the existing custom application code to ABAP cloud code and used ABAP Clean code guidelines
- Create a dynamic framework to call old vs new implementation from a Table maintenance to validate both implementations
- Utilized Key User Extensibility to seamlessly integrate multiple custom fields into a standard Fiori application, enhancing both the front-end and back-end GUI
Discover over 15,000 top freelancers
Statistics of experts using SAP ABAP RESTful Application Model
Aggregated from the professional profiles of matched freelancers.
Experience
18 years
Position duration
1.9 years
Positions per freelancer
17
Top business areas
Information Technology, Product Development, Supply Chain Management
Top industries
Information Technology, Automotive, Manufacturing
Certification focus areas
Information Technology, Project Management, Procurement
Bachelor's degree or higher
100%
Master's degree or higher
64%
Doctorate
7%
Certifications per freelancer
2
Most common languages
German, English, French
Speak two or more languages
100%
Based on our profile pool as of 26 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Germany are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Germany using SAP ABAP RESTful Application Model
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 26 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
SAP ABAP RESTful Application Model experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Information Technology (100%)
- Automotive (67%)
- Manufacturing (61%)
- Professional Services (61%)
- Transportation (44%)
- Banking and Finance (39%)
- Healthcare (39%)
- Retail (39%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
What SAP RAP does
SAP ABAP RESTful Application Programming Model, commonly called ABAP RAP or RAP, is SAP’s framework for building modern, transactional business applications. It combines ABAP Cloud principles with CDS data models, behavior definitions and OData services. Teams use it mainly for SAP S/4HANA extensions, Fiori applications and clean-core development.
Core building blocks
RAP separates data modeling, business behavior and service exposure into clear layers. CDS views define the business object and its relationships, while behavior definitions control validations, determinations, actions, drafts and authorizations. Service definitions and bindings publish the result through OData for SAP Fiori and other consumers.
- Managed and unmanaged business objects
- Draft-enabled transactional processing
- OData V4 services for Fiori applications
- Role-based access with DCL and authorization concepts
Ecosystem and tooling
Strong RAP work depends on the ABAP Development Tools in Eclipse, SAP S/4HANA, SAP BTP and SAP Fiori elements. Professionals also work with CDS annotations, ABAP Unit, release contracts, transport processes and CI practices. Knowledge of OData, REST principles, SQL performance and SAP integration patterns supports reliable delivery.
Where companies use it
Companies bring in RAP specialists to replace tightly coupled customizations with upgrade-safe extensions. Typical assignments include new business objects, approvals, master-data apps, analytical services and integrations around finance, procurement, manufacturing and supply chain processes. In Germany, collaboration may involve SAP teams on site, remote delivery or a mix of both, with German-language communication often useful for business workshops.
- Create Fiori applications from existing SAP data
- Extend standard S/4HANA processes without modifying the core
- Expose reusable APIs for internal and external consumers
- Modernize older ABAP services and custom transactions
When freelance expertise helps
Freelance expertise is valuable when an internal team is moving from classic ABAP or SEGW-based OData development to RAP. It can also support a focused rollout, a clean-core assessment, performance troubleshooting or a complex integration under delivery pressure. The right specialist clarifies the business object scope, release constraints and target deployment model before implementation.
What strong RAP professionals bring
Strong professionals understand both SAP business processes and the technical boundaries of RAP. They design stable CDS models, keep behavior logic testable and choose managed or unmanaged implementation for a clear reason. They also document service contracts, handle authorization early and test draft, save and error paths instead of validating only the happy path.
Frequently asked questions
Quick answers to the questions that come up most around SAP ABAP RESTful Application Model.
SAP ABAP RESTful Application Model is used to build transactional SAP applications, reusable OData services and clean-core extensions for SAP S/4HANA. It supports business objects with validations, actions, drafts, authorizations and SAP Fiori user interfaces.
ABAP RAP provides a more structured model for data, behavior and service exposure than many classic ABAP patterns. Compared with SEGW-based OData projects, RAP is designed for modern S/4HANA development, managed business objects and upgrade-safe extensions, while classic approaches may still suit existing systems or specific legacy constraints.
RAP work benefits from strong ABAP, CDS view design, OData, SQL, SAP Fiori elements and SAP S/4HANA process knowledge. Familiarity with ABAP Development Tools, authorization concepts, testing, integration and SAP BTP helps a specialist deliver beyond the service definition alone.
SAP ABAP RESTful Application Programming Model projects need a specialist who can connect technical design with the relevant SAP business process. The required depth depends on factors such as legacy migration, custom behavior, draft handling, integrations and the number of systems involved, so a clear solution outline should come before selecting a freelancer.
SAP ABAP RAP projects can often be delivered remotely when system access, transport procedures and communication routines are well defined. On-site workshops may still help with process discovery, stakeholder alignment or regulated environments, and German-language communication can be useful when business users and documentation are local.
SAP ABAP RESTful Application Model is a strong choice for transactional applications and side-by-side or on-stack extensions that should follow clean-core principles. Other approaches may be better for loosely coupled cloud applications, event-driven integrations or requirements outside the SAP ABAP runtime, so the target architecture should guide the decision.
RAP quality is visible in the design, not only in a working screen. Ask for examples of CDS modeling, behavior implementation, authorization, automated testing, error handling and service versioning, then discuss how the specialist would protect upgradeability and performance in your specific S/4HANA landscape.
SAP ABAP RESTful Application Model engagements commonly produce CDS data models, behavior definitions, service definitions and bindings, Fiori elements applications or API documentation. A well-run engagement should also include tests, authorization setup, technical documentation, transport guidance and a clear handover for the internal SAP team.
The average hourly rate of freelancers in Germany who have used SAP ABAP RESTful Application Programming Model in their recent projects is 102 €, which corresponds to a daily rate of about 815 € based on an 8-hour working day.
Of the freelancers in Germany who have used SAP ABAP RESTful Application Programming Model in their recent projects, 100% hold at least a Bachelor's degree, 64% hold at least a Master's degree, and 7% hold a doctorate.
On average, freelancers in Germany who have used SAP ABAP RESTful Application Programming Model in their recent projects have 18 years of professional experience, with a single engagement typically lasting around 1.9 years.
The most common languages among freelancers in Germany who have used SAP ABAP RESTful Application Programming Model in their recent projects are German (100%), English (100%), and French (22%).
The most common industries among freelancers in Germany who have used SAP ABAP RESTful Application Programming Model in their recent projects are Information Technology (100%), Automotive (67%), and Manufacturing (61%).
The most common business areas among freelancers in Germany who have used SAP ABAP RESTful Application Programming Model in their recent projects are Information Technology (100%), Product Development (89%), and Supply Chain Management (72%).
Main locations of FRATCH Experts, who have recently used SAP ABAP RESTful Application Model
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg Request a free demo
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