01/04/2026 updated

**** ******** ****
60 % partially available

Senior SAP Fiori / SAPUI5 & ABAP Consultant | SAP BTP | Fiori Architect | SAP Public & Private Cloud

Budapest, Hungary
Only remote
MSc - BME - Business Informatics, BSc - BME - Computer Engineering
Budapest, Hungary
Only remote
MSc - BME - Business Informatics, BSc - BME - Computer Engineering

Profile attachments

MSG_DAVID_TOTH_EN_202510.docx

About me

Senior SAP Technical Consultant with 11+ years of experience delivering enterprise-grade SAP solutions across S/4HANA (Private & Public Cloud) and SAP BTP landscapes. Specialized in SAP Fiori / SAPUI5, RAP-based application development, CDS/OData services, and clean-core extensibility.

SAP CloudJavaScriptUser Experience (UX)Accounts PayableApplication Programming Interfaces (APIs)Data AnalysisArchitectureBusiness SoftwareServicio al ClienteCloud ComputingCloud FoundrySoftware Design PatternsMobile Device ManagementEclipse (Software)FinancesFocus GroupGovernanceUser Interface DesignHealth CareHuman ResourcesManufacturingOpen Data ProtocolPublic CloudVenta al por MenorRoadworks, Highways and UtilitiesSAP ABAPSAP ApplicationsSAP Business SuiteSAP HANAStock ControlSAP PP (Production Planning)BI Launch Pad (Software)CataloguesSAP BTPBackendGitSAP FioriTeam ManagementSAP UI5Logistics OperationsFront End Software DevelopmentSAP FS-CDRestful ApiCustom ReportsMicroservices
CORE SAP SKILLS
  1. Frontend & UX
  2. SAPUI5, Fiori Elements
  3. Fiori Design Patterns & Guidelines
  4. Responsive and handheld device UI design
  5. Backend & ABAP
  6. ABAP OO
  7. CDS Views
  8. RESTful ABAP Programming Model (RAP)
  9. OData V2 / V4
  10. BAdIs, Enhancements
  11. S/4HANA & Cloud
  12. S/4HANA Public Cloud
  13. S/4HANA Private Cloud
  14. Clean Core & Extensibility Strategy
  15. Embedded Analytics
  16. SAP BTP
  17. SAP Business Application Studio (BAS)
  18. SAP BTP Cloud Foundry Environment
  19. SAP Work Zone
  20. SAP Launchpad Service
  21. Neo → Cloud Foundry Migration
  22. Architecture & Leadership
  23. Fiori Strategy & Governance
  24. RICEFW Development
  25. Technical Team Leadership & Coordination
  26. Tools & Practices
  27. Git
  28. Eclipse, WebIDE, BAS
  29. REST APIs
  30. JavaScript
PROFESSIONAL EXPERIENCEAchmea – Netherlands | Insurance
Senior SAP Fiori / ABAP Developer
January 2024 – Present
Designed and delivered custom SAP Fiori applications for Debtor Management in FS-CD
Developed CDS views and ABAP backend services to support scalable and performant UI consumption
Contributed to full-stack architecture decisions and ensured compliance with SAP Fiori UX standards
TritonLife – Hungary | Healthcare
SAP BTP / S/4HANA Public Cloud Developer
August 2023 – March 2024
Developed RAP-based Fiori applications on S/4HANA Public Cloud
Designed and implemented side-by-side extensions following clean-core principles
Built custom reports and extensions using CDS, ABAP Cloud, and SAP BAS
Supported Public Cloud extensibility strategy and lifecycle governance
Voestalpine – Düsseldorf, Germany | Manufacturing
SAP Fiori Architect / Focus Group Lead
June 2022 – April 2024
Architected and delivered custom Fiori applications for handheld warehouse devices
Led and coordinated an international SAP Fiori development team
Implemented solutions across EWM, PP, logistics, and production processes
Built and deployed applications using SAP BTP and Business Application Studio
GrandVision – Netherlands | Retail
SAP ABAP / Fiori Developer
February 2022 – August 2022
SAPUI5 and CDS development across SCM, FI, and EWM domains
Migrated Fiori applications from Neo to Cloud Foundry
Configured SAP Cloud Launchpad / Work Zone
Implemented RICEFW objects and ABAP proxies
GrandVision – Netherlands | Retail
SAP Fiori Consultant
November 2020 – November 2021
Defined and implemented enterprise-wide SAP Fiori strategy for S/4HANA
Designed roles, catalogs, and authorization concepts
Extended and customized standard SAP Fiori applications
Leveraged S/4HANA in-app extensibility and SAP BTP services
ELMŰ – Budapest, Hungary | Utilities
Team Coordinator – SAP ABAP Developer
September 2018 – October 2019
Designed backend architecture for online customer service portal
Led frontend and backend development teams
Designed and implemented OData APIs for SAP Gateway
Multiple Clients (Switzerland, Austria, Hungary)
SAP Fiori / ABAP Consultant
2019 – 2020
SAPUI5 and ABAP development across logistics, finance, and HR domains
SmartForms development, BAdI implementations, and payment run corrections
Integration with SAP JAM REST APIs

Experience

Professional experience10+ years
Freelancer since2020

Languages

EnglishFluentHungarianNative speaker

Project history

See attached CV for experience

See attached CV for experience

Certificates

SAP Fiori Application Developer

SAP

2022

SAP Fiori System Administration

SAP

2022

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