Recommended expert

Guido Koopmann

SAP Integration Expert

Guido Koopmann
Etten-Leur, Netherlands

Experience

Jul 2025 - Dec 2025
6 months
Netherlands

SAP PI/PO Developer – Oracle ERP Replacement

Erasmus University

  • Responsible for functional specifications and development of SAP PI/PO interfaces during replacement of SAP ERP with Oracle
  • Technologies: SAP PI/PO
Sep 2023 - Jun 2025
1 year 10 months
Netherlands

Tech Lead / SAP Integration Expert – Asset Management

ENECO

  • End-to-end responsibility for Asset Management integrations within an SAP S/4HANA landscape
  • Created functional and technical specifications
  • Developed interfaces, APIs, and microservices using SAP CPI and API Management
  • Acted as technical lead, safeguarding integration quality and consistency
  • Technologies: SAP CPI, API Management, Microservices
Sep 2023 - Dec 2023
4 months

Integration Expert – SAP C4C Migration

Fabory

  • Delivered interface development specifications supporting migration from SAP CRM on-premise to SAP C4C
  • Technologies: SAP C4C, WebMethods
May 2023 - Aug 2023
4 months

Integration Expert – SAP C4C Implementation

Fibrant

  • Setup and configuration of ERP to SAP C4C integrations using SAP CPI
  • Technologies: SAP CPI, SAP C4C
Jan 2023 - Apr 2025
2 years 4 months

SAP PI/PO Integration Consultant – Managed Services

Airmiles

  • Development and troubleshooting of interfaces between Customer Portal and SAP CRM
  • Technologies: SAP PI/PO, ABAP
Mar 2022 - Apr 2023
1 year 2 months

Lead Developer – SAP S/4HANA Integrations

Swinkels Family Brewers

  • Developed inbound and outbound integrations between SAP S/4HANA and non-SAP systems
  • Covered multiple domains including Transportation, Sales & Distribution, and Finance
  • Worked from blueprint phase through go-live
  • Technologies: SAP CPI, Event Mesh
Jan 2022 - Jun 2023
1 year 6 months
Netherlands

Tech Lead – Journal Entry Integrations (Single Point of Entry)

ENECO

  • Designed and implemented a single standardized integration entry point for journal postings to SAP S/4HANA
  • Consolidated ten different integration methods into one scalable solution
  • Delivered the solution using SAP CPI, API Management, ABAP, and microservices
  • Coached and supported fellow integration consultants in adopting the new approach
  • Technologies: SAP CPI, API Management, ABAP, Microservices
May 2020 - Jan 2022
1 year 9 months
Netherlands

SAP Integration Expert – HR / SuccessFactors

ENECO

  • Implemented HR data integrations for internal and external employees
  • Designed and implemented an Employee Common Data Model
  • Integrated SAP SuccessFactors, Fieldglass, Concur, and SAP ERP
  • Used Kafka publish/subscribe and SAP CPI for near real-time data synchronization
  • Technologies: SAP CPI, SAP SuccessFactors, SAP ERP, Kafka, ABAP
Mar 2019 - Aug 2020
1 year 6 months
Netherlands

SAP Integration Consultant – DevOps

ENECO

  • Worked as Integration Expert within a DevOps team
  • Developed SAP ERP integrations with SAP and non-SAP systems
  • Designed and implemented ABAP Proxies
  • Technologies: SAP CPI, ABAP, ABAP Proxies
Jun 2007 - Feb 2019
11 years 9 months

SAP Integration Consultant

Various Clients

  • Delivered SAP integration and ABAP solutions for clients including Philips Lighting, Erasmus University, ENECO, PPG Industries, EANDIS, and Arvesta
  • Worked with SAP CPI, SAP PI/PO, SAP BPM, SAP Workflow, custom ABAP developments
  • Technologies: SAP PI/PO, SAP CPI, SAP BPM, SAP Workflow, ABAP

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Information Technology (11.5 years), Energy (4.5 years), Utilities (3.5 years), Advertising (2.5 years), Food and Beverage (1 year), and Education (0.5 years).

Information Technology
Energy
Utilities
Advertising
Food and Beverage
Education

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (18.5 years), Accounting (1.5 years), Human Resources (1.5 years), Finance (1 year), Logistics (1 year), and Sales (1 year).

Information Technology
Accounting
Human Resources
Finance
Logistics
Sales

Summary

Independent SAP Integration Expert with over 18 years of experience delivering robust, scalable, and business-critical integration solutions for enterprise clients. Specialized in SAP S/4HANA and SAP BTP Integration Suite (CPI), with deep expertise in SAP PI/PO, API Management, Event Mesh, and ABAP.

I help organizations simplify complex integration landscapes, standardize interfaces, and improve reliability by taking full ownership from blueprint and functional specification through development, testing, and go-live. Known for fast onboarding, clear communication, and a strong quality mindset.

Skills

  • Sap Integration: Sap Pi/po, Sap Integration Suite (Cpi / Ci)

  • Btp Services: Api Management, Event Mesh

  • Sap Technologies: Abap, Abap Proxies, Idocs, Sap Abap Gateway

  • Architectures: Event-driven, Api-led, Microservices, Canonical Data Models

  • Protocols & Patterns: Rest, Soap, Odata, Idoc, Publish/subscribe

  • Ways Of Working: Agile / Scrum, Devops, Waterfall

  • Sap Product Knowledge: S/4 Hana, Sap Erp, Fieldglass, Successfactors, Sales And Service, Concur

  • Fast Onboarding And Productive From Day One

  • Strong Sense Of Ownership From Design To Production Support

  • Focus On Quality, Reliability, And Long-term Maintainability

  • Clear Communicator Between Business, Architects, And Developers

  • Comfortable Operating Independently Or Leading Integration Teams

Languages

Dutch
Native
English
Advanced
German
Elementary

Education

Sep 2000 - Jun 2004

Fontys Hogescholen Eindhoven

Bachelor of Information Technology (BIT) · Information Technology · Eindhoven, Netherlands

Certifications & licenses

SAP Certified - Solution Architect - SAP BTP

SAP

Discovering DevOps With SAP BTP

SAP

SAP Technology Knowledge 2020 - Integration Black Belt

SAP

Artificial Intelligence: Implications For Business Strategy

MIT Management

SAP Netweaver Pi 7.3 Development Associate

SAP

SAP Netweaver Abap 7.0 Associate

SAP

Profile

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Guido based?

Guido is based in Etten-Leur, Netherlands.

What languages does Guido speak?

Guido speaks the following languages: Dutch (Native), English (Advanced), German (Elementary).

How many years of experience does Guido have?

Guido has at least 19 years of experience. During this time, Guido has worked in at least 10 different roles and for 7 different companies. The average length of individual experience is 2 years and 10 months. Note that Guido may not have shared all experience and actually has more experience.

What roles would Guido be best suited for?

Based on recent experience, Guido would be well-suited for roles such as: SAP PI/PO Developer – Oracle ERP Replacement, Tech Lead / SAP Integration Expert – Asset Management, Integration Expert – SAP C4C Migration.

What is Guido's latest experience?

Guido's most recent position is SAP PI/PO Developer – Oracle ERP Replacement at Erasmus University.

What companies has Guido worked for in recent years?

In recent years, Guido has worked for Erasmus University, ENECO, Fabory, Fibrant, and Airmiles.

Which industries is Guido most experienced in?

Guido is most experienced in industries like Information Technology (IT), Energy, and Utility Services. Guido also has some experience in Advertising, Food and Beverage, and Education.

Which business areas is Guido most experienced in?

Guido is most experienced in business areas like Information Technology (IT), Human Resources (HR), and Accounting. Guido also has some experience in Finance, Logistics, and Sales.

Which industries has Guido worked in recently?

Guido has recently worked in industries like Utility Services, Energy, and Advertising.

Which business areas has Guido worked in recently?

Guido has recently worked in business areas like Information Technology (IT), Human Resources (HR), and Accounting.

What is Guido's education?

Guido holds a Bachelor in Information Technology from Fontys Hogescholen Eindhoven.

Does Guido have any certificates?

Guido has 6 certificates. Among them, these include: SAP Certified - Solution Architect - SAP BTP, Discovering DevOps With SAP BTP, and SAP Technology Knowledge 2020 - Integration Black Belt.

What is the availability of Guido?

Guido is immediately available for suitable projects.

What is the rate of Guido?

Guido's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.

How to hire Guido?

To hire Guido, click the Meet button on the profile to request a meeting and discuss your project needs.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1000
750
500
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Market avg: 770-930 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.