Marco Kastrup
Scrum Master at PROSOZ Herten GmbH
Dortmund, North Rhine-Westphalia, Germany
Summary
👤
Senior🎓
Top SchoolMarco Kastrup is a seasoned software professional with 13 years in development and nine years of formal experience, now focused on full-time Scrum Mastering while remaining deeply technical. Based in Dortmund, he blends hands-on backend engineering—evidenced by open-source fixes to Axon Framework’s persistence layers—with a passion for agile coaching, DevOps, cloud and test-driven development. He has balanced dual roles as developer and Scrum Master at Compass Software for several years and recently took a dedicated Scrum Master position at PROSOZ Herten. Colleagues rely on him for pragmatic problem-solving around database-backed event sourcing and dependency management, not just process facilitation. Pragmatic, technically fluent and agile-first, he brings rare cross-functional depth that helps teams ship reliable systems faster.
10 years of coding experience
13 years of employment as a software developer
Fachinformatiker: Anwendungsentwicklung, Fachinformatiker: Anwendungsentwicklung at Compass Software GmbH
Stackoverflow
1,237reputation
89kreached
12answers
15questions
maven
top-5%
Github Skills (18)
databases10
jdbc10
event-sourcing10
java10
javas10
spring-boot10
axon-framework10
sql-database10
data-integration10
cqrs9
maven9
domain-driven-design8
abstract-class6
maven-source-plugin6
regex6
Programming languages (4)
Github contributions (5)
AxonIQ/AxonFramework
Aug 2018 - Sep 2021
Framework for Evolutionary Message-Driven Microservices on the JVM
Role in this project:
Back-end Developer
Back-end DeveloperContributions:9 commits, 5 PRs, 22 comments in 3 years 1 month
Contributions summary:Marco primarily addressed bug fixes and code conflicts within the `JdbcEventStorageEngine` class. These changes involved correcting exception handling and error messages related to database operations. Additionally, the user modified the `JpaSagaStore` to improve dependency management by moving initialization processes. These modifications suggest a focus on maintaining and improving the core functionality and integration with database and persistence mechanisms within the Axon Framework.
jvmmessage-drivenmicroservicesjavacqrs
mvonrenteln/FlowScribe
Dec 2025 - Jun 2026
Contributions:5 reviews, 105 PRs, 185 pushes in 6 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.