Owner and developer of a proprietary SAP ETL toolkit that industrializes ECC to S/4HANA data migrations delivering Migration Cockpit?ready data......
Aktualisiert am 03.03.2026
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 03.03.2026
Verfügbar zu: 100%
davon vor Ort: 100%
SAP Datenmigration
ETL
SAP Data Migration Cockpit
ABAP-OO
German
Muttersprache
English
Upper-Intermediate

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

5 years 6 months
2019-04 - 2024-09

Developed data migration programs and tools for extracting

Senior SAP ABAP Developer
Senior SAP ABAP Developer
  • Developed data migration programs and tools for extracting, validating, and loading data for SAP S/4HANA migrations
  • Led the migration of customer, supplier, material, asset, and open item data from SAP ECC to S/4HANA Cloud using the S/4HANA Migration Cockpit
  • Designed utility programs and mapping tables for data migration
  • Conducted thorough testing and documentation for migration processes
KWS Saat
Einbeck, DE
4 months
2019-01 - 2019-04

Adapted reports, dialog programs, function modules

Senior SAP ABAP Developer
Senior SAP ABAP Developer

  • Adapted reports, dialog programs, function modules, and user exits to meet client requirements
  • Performed performance analysis and code inspections, followed by subsequent fixes to improve system performance

Beeline
Cologne, DE
3 months
2018-10 - 2018-12

Customized reports, function modules, user exits

Senior SAP ABAP Developer
Senior SAP ABAP Developer

  • Customized reports, function modules, user exits, and enhancements for SAP ECC 6.0 EHP 8
  • Worked with ALV reports, object-oriented programming, and data migration tools like LSMW and RFC to improve SAP ECC system performance

Derby Cycle
Cloppenburg, DE
5 months
2018-05 - 2018-09

all aspects of ABAP development

Senior SAP ABAP Developer
Senior SAP ABAP Developer

  • Worked on all aspects of ABAP development, including BDC, LSMW, BAPI, and Smart Forms adjustments
  • Conducted troubleshooting and debugging tasks to improve performance and ensure smooth functionality

One of the World's Biggest E-commerce Companies
Hamburg, DE
1 year 5 months
2016-08 - 2017-12

Contributed to the development and migration of SAP customer master data

Senior SAP ABAP Developer
Senior SAP ABAP Developer
  • Contributed to the development and migration of SAP customer master data using custom tools and SAP standard APIs
  • Developed interfaces for SEPA direct debit mandates and sales order systems, ensuring seamless integration across various SAP modules
TUI Group
Hannover, DE

Aus- und Weiterbildung

Aus- und Weiterbildung

1982:
Economics
B.S. in Economics, Cologne, Germany


Certifications:

  • SNI Siemens-Nixdorf-Informationssysteme AG, Cologne, Germany, SAP Analyst/Developer (R/3 FI, CO, MM, SD, Asset Accounting, and ABAP/4 Programming)
  • CDI Control Data Institut, Bonn, Germany, Organization Programmer (UNIX, Structured Programming, and Database Design)
  • Logistics Expert, Cologne

Position

Position

  • Senior SAP ABAP Developer
  • Expert for SAP Data Migration Developments

Kompetenzen

Kompetenzen

Top-Skills

SAP Datenmigration ETL SAP Data Migration Cockpit ABAP-OO

Produkte / Standards / Erfahrungen / Methoden

Profil:

  • Experienced SAP ABAP developer with over 25 years of experience in SAP development and data migration
  • Owner and developer of a proprietary SAP ETL toolkit that industrializes ECC to S/4HANA data migrations through reusable extraction, mapping, transformation, and pre-load validation logic, delivering Migration Cockpit?ready data with high transparency and quality
  • Extensive experience across various SAP modules, particularly in logistics (WM, MM, SD) and finance, contributing to large-scale SAP implementations and system migrations
  • Delivering high-quality work with attention to detail, mentoring junior developers, and sharing in-depth technical knowledge
  • Proven experience in almost every aspect of SAP development, including ABAP Workbench, object-oriented programming, IDOC programming, BADI implementations, and SAP upgrade projects
  • A seasoned SAP professional with deep knowledge of ABAP development, system migrations, and logistics-based SAP modules, making a valuable asset in SAP implementation and upgrade projects across various industries
  • Contributions include the development of SAP migration frameworks to ensure the success of numerous projects


Key Expertise and Skills:

  • SAP Data Migration: In-house developed SAP Data Migration Framework Expertise in creating and managing customer-specific SAP data migrations from ECC to S/4 HANA Extensive experience with extraction programs, validation programs and mapping tools for migrating customer, material, supplier, asset data and much more
  • ABAP Development: Proficient in ABAP Workbench, object-oriented ABAP, performance tuning, and troubleshooting
  • Logistics and Financial Modules: In-depth knowledge of SAP modules such as WM, MM, SD, CO, FI, and asset accounting, with substantial experience in data migration and system customization
  • Tools and Methodologies: Skilled in using tools such as SAP Migration Cockpit, LSMW, BAPI, ALV, IDOC programming, and Adobe Lifecycle Designer. Familiar with SAP GuiXT, Jira, and HP Quality Center for efficient project management and issue tracking
  • Mentorship and Knowledge Sharing: Committed to mentoring junior developers, sharing best practices, and maintaining high standards for SAP development work
  • Cross-Industry Experience: Diverse industry background, including pharmaceuticals, life sciences, utilities, manufacturing, insurance, banking, and consulting


SAP Modules:

WM, MM, IM, SD, EH&S, HR, QM, FI, CO, AA (R/3 2.1 - SAP ECC 6.0)


Development Tools:

ABAP Workbench, Object-Oriented ABAP, ALV, BADI, IDOC, BDC, LSMW, Adobe Lifecycle Designer


Data Migration Tools:

SAP Migration Cockpit, Custom Extraction Programs, Data Validation Tools


Other Skills:

Troubleshooting, Debugging, SAP OSS Notes, Unicode Conversion, Performance Tuning, SAP GuiXT, Jira, HP Quality Center

Branchen

Branchen

  • Pharmaceuticals
  • Chemicals
  • Life Sciences
  • Utilities
  • Manufacturing
  • Production
  • Insurance
  • Banking
  • Consulting
  • Travel

Einsatzorte

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

5 years 6 months
2019-04 - 2024-09

Developed data migration programs and tools for extracting

Senior SAP ABAP Developer
Senior SAP ABAP Developer
  • Developed data migration programs and tools for extracting, validating, and loading data for SAP S/4HANA migrations
  • Led the migration of customer, supplier, material, asset, and open item data from SAP ECC to S/4HANA Cloud using the S/4HANA Migration Cockpit
  • Designed utility programs and mapping tables for data migration
  • Conducted thorough testing and documentation for migration processes
KWS Saat
Einbeck, DE
4 months
2019-01 - 2019-04

Adapted reports, dialog programs, function modules

Senior SAP ABAP Developer
Senior SAP ABAP Developer

  • Adapted reports, dialog programs, function modules, and user exits to meet client requirements
  • Performed performance analysis and code inspections, followed by subsequent fixes to improve system performance

Beeline
Cologne, DE
3 months
2018-10 - 2018-12

Customized reports, function modules, user exits

Senior SAP ABAP Developer
Senior SAP ABAP Developer

  • Customized reports, function modules, user exits, and enhancements for SAP ECC 6.0 EHP 8
  • Worked with ALV reports, object-oriented programming, and data migration tools like LSMW and RFC to improve SAP ECC system performance

Derby Cycle
Cloppenburg, DE
5 months
2018-05 - 2018-09

all aspects of ABAP development

Senior SAP ABAP Developer
Senior SAP ABAP Developer

  • Worked on all aspects of ABAP development, including BDC, LSMW, BAPI, and Smart Forms adjustments
  • Conducted troubleshooting and debugging tasks to improve performance and ensure smooth functionality

One of the World's Biggest E-commerce Companies
Hamburg, DE
1 year 5 months
2016-08 - 2017-12

Contributed to the development and migration of SAP customer master data

Senior SAP ABAP Developer
Senior SAP ABAP Developer
  • Contributed to the development and migration of SAP customer master data using custom tools and SAP standard APIs
  • Developed interfaces for SEPA direct debit mandates and sales order systems, ensuring seamless integration across various SAP modules
TUI Group
Hannover, DE

Aus- und Weiterbildung

Aus- und Weiterbildung

1982:
Economics
B.S. in Economics, Cologne, Germany


Certifications:

  • SNI Siemens-Nixdorf-Informationssysteme AG, Cologne, Germany, SAP Analyst/Developer (R/3 FI, CO, MM, SD, Asset Accounting, and ABAP/4 Programming)
  • CDI Control Data Institut, Bonn, Germany, Organization Programmer (UNIX, Structured Programming, and Database Design)
  • Logistics Expert, Cologne

Position

Position

  • Senior SAP ABAP Developer
  • Expert for SAP Data Migration Developments

Kompetenzen

Kompetenzen

Top-Skills

SAP Datenmigration ETL SAP Data Migration Cockpit ABAP-OO

Produkte / Standards / Erfahrungen / Methoden

Profil:

  • Experienced SAP ABAP developer with over 25 years of experience in SAP development and data migration
  • Owner and developer of a proprietary SAP ETL toolkit that industrializes ECC to S/4HANA data migrations through reusable extraction, mapping, transformation, and pre-load validation logic, delivering Migration Cockpit?ready data with high transparency and quality
  • Extensive experience across various SAP modules, particularly in logistics (WM, MM, SD) and finance, contributing to large-scale SAP implementations and system migrations
  • Delivering high-quality work with attention to detail, mentoring junior developers, and sharing in-depth technical knowledge
  • Proven experience in almost every aspect of SAP development, including ABAP Workbench, object-oriented programming, IDOC programming, BADI implementations, and SAP upgrade projects
  • A seasoned SAP professional with deep knowledge of ABAP development, system migrations, and logistics-based SAP modules, making a valuable asset in SAP implementation and upgrade projects across various industries
  • Contributions include the development of SAP migration frameworks to ensure the success of numerous projects


Key Expertise and Skills:

  • SAP Data Migration: In-house developed SAP Data Migration Framework Expertise in creating and managing customer-specific SAP data migrations from ECC to S/4 HANA Extensive experience with extraction programs, validation programs and mapping tools for migrating customer, material, supplier, asset data and much more
  • ABAP Development: Proficient in ABAP Workbench, object-oriented ABAP, performance tuning, and troubleshooting
  • Logistics and Financial Modules: In-depth knowledge of SAP modules such as WM, MM, SD, CO, FI, and asset accounting, with substantial experience in data migration and system customization
  • Tools and Methodologies: Skilled in using tools such as SAP Migration Cockpit, LSMW, BAPI, ALV, IDOC programming, and Adobe Lifecycle Designer. Familiar with SAP GuiXT, Jira, and HP Quality Center for efficient project management and issue tracking
  • Mentorship and Knowledge Sharing: Committed to mentoring junior developers, sharing best practices, and maintaining high standards for SAP development work
  • Cross-Industry Experience: Diverse industry background, including pharmaceuticals, life sciences, utilities, manufacturing, insurance, banking, and consulting


SAP Modules:

WM, MM, IM, SD, EH&S, HR, QM, FI, CO, AA (R/3 2.1 - SAP ECC 6.0)


Development Tools:

ABAP Workbench, Object-Oriented ABAP, ALV, BADI, IDOC, BDC, LSMW, Adobe Lifecycle Designer


Data Migration Tools:

SAP Migration Cockpit, Custom Extraction Programs, Data Validation Tools


Other Skills:

Troubleshooting, Debugging, SAP OSS Notes, Unicode Conversion, Performance Tuning, SAP GuiXT, Jira, HP Quality Center

Branchen

Branchen

  • Pharmaceuticals
  • Chemicals
  • Life Sciences
  • Utilities
  • Manufacturing
  • Production
  • Insurance
  • Banking
  • Consulting
  • Travel

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