Summary
Markus Litters is a seasoned IBM i/AS400 specialist and technology entrepreneur with over three decades of experience modernizing legacy ERP systems and integrating databases, applications, and services. As Geschäftsführer and founder of small consultancies, he blends deep RPG (II to ILE/Free RPG) expertise with modern stacks—Java, C#, ASP.NET, Angular, Node, Swift, Kotlin and Xamarin—to deliver web and native mobile solutions from a single codebase. He leads cross-disciplinary modernization projects that turn RPG-based backends into microservice architectures with contemporary web and mobile frontends. Markus is also an experienced coach and author on personal effectiveness, bringing communication and change-management skills into technical transformations. Based in Pirmasens, Germany, he is pragmatic and hands-on—comfortable shipping both low-level IBM i integrations and high-level UI experiences—and prides himself on turning entrenched legacy systems into maintainable, modern platforms.
9 years of coding experience