Rowan Mulder
Software Engineer at bol
Nieuwegein, Utrecht, Netherlands
Summary
👤
Senior🎓
Top SchoolRowan Mulder is a software engineer with 13 years of experience building production-ready web and mobile systems, currently focused on delivering AI-powered products using Python, FastAPI, LangChain, Spring AI and Genkit. He combines full-stack craftsmanship—iOS (Swift/SwiftUI/Objective-C), web front ends, and backend microservices in Java, Kotlin, Go and Python—with deep experience in scalable data stores and message-driven systems like Akka. At bol he led mobile web and native app architecture, introduced Spring as a lightweight DI/REST stack, and built high-throughput services such as a push pipeline integrated with Firebase. Rowan excels at translating cutting-edge AI concepts into maintainable, modular systems and has hands-on experience re-architecting legacy apps toward Swift/GraphQL-powered designs. Based in Nieuwegein, Netherlands, he bridges UX and backend performance while favoring pragmatic, production-first approaches to intelligent agents and RAG pipelines. An often-overlooked strength is his track record of driving tech adoption and architectural change inside large teams.
13 years of coding experience
2 years of employment as a software developer
Bachelor Information Communication Technology, Bachelor Information Communication Technology at HU University of Applied Sciences Utrecht (Hogeschool Utrecht)
English, Dutch
Github Skills (26)
image9
swift8
firebase-database8
authentication8
xcode8
firebase-authentication8
caching7
objective-c7
ios7
push-notifications7
image-processor7
firebase-storage7
firebase7
firebase-messaging7
macos7
Programming languages (4)
Github contributions (5)
devbolcom/bolcom-openapi-csharplib-client
Oct 2013 - Jul 2015
C# library for bol.com Open API v4
Contributions:6 commits, 1 PR, 5 pushes in 1 year 8 months
csharpopenapi
devbolcom/csharplib
Apr 2013 - Apr 2013
Contributions:4 commits in 1 day
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