About Heiko Evermann

SAP Expert & Software Developer with 30 Years of Experience

Hello, my name is Heiko Evermann. I’m a senior developer focused on SAP programming and system integration. For 30 years I’ve been building solutions in procurement and sales logistics, purchasing and inventory management, as well as SAP PI/PO. My experience spans several industries, including mail-order/e-commerce, musical/theatre management, and mechanical engineering.

Professional Background

I hold a Dipl.-Ing. in Computer Engineering from the Hamburg University of Technology (TUHH). I’ve worked in IT since 1995 and have been deeply involved with SAP technologies since 2004.

SAP & Technology Expertise

In recent years I’ve focused on SAP CPI, SAP PI/PO integrations, business process optimization, and system migrations. I have extensive experience connecting external systems, including REST and SOAP interfaces, IDocs, EDIFACT, and database-driven integrations.

Project Experience & Industries

I’ve worked on numerous projects for e-commerce and other companies. Highlights include:

  • Developing web services to connect external service providers
  • Automated document processing & archiving in SAP FI
  • Data migration and master-data management for retail and wholesale businesses
  • Optimizing MRP/disposition and improving performance in time-critical processes
  • Integrating payment providers such as PayPal, Payone, and Amazon Payments
  • Implementing SAP PI/PO interfaces for e-commerce platforms
  • Migrating from SAP PI/PO to SAP CPI

Why this blog?

On heikoevermann.com I share practical experience, best practices, and solutions—especially around SAP programming and system integration. My goal is to offer developers and companies actionable insights and effective approaches for SAP projects.