Sietse De Kaper
Software Engineer at DHL eCommerce Nederland
Berkel en Rodenrijs, South Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolSietse De Kaper is a seasoned software engineer with 15 years of experience building backend systems, currently contributing to DHL eCommerce Nederland from South Holland. He spent a decade at Lunatech Labs honing pragmatic engineering skills and now focuses on reliable, production-ready solutions in logistics and e-commerce. An active open-source contributor, he improved core functionality and UX for the decentralized Spotweb project—solving integration issues with SABNzbd, adding subcategory support and atom feeds, and implementing a proxy to prevent hotlinking. Comfortable across the full backend stack, Sietse brings a strong eye for refactoring and integration that reduces operational friction. Trained with a Bachelor in IT from Hogeschool Rotterdam, he blends formal education with long-term hands-on experience and a preference for straightforward, maintainable code. Outside work he prefers to filter out recruiter noise and let his contributions speak for themselves.
15 years of coding experience
11 years of employment as a software developer
Bachelor, IT, Bachelor, IT at Hogeschool RotterdamICT, ICT at Albeda College
Dutch, English
Stackoverflow
7,894reputation
1.3mreached
60answers
31questions
php
top-5%
mime-types
top-5%
Github Skills (19)
php10
usenet10
api-design9
nntp9
apim9
ncb9
api9
mime-types9
co8
forum8
indexer8
xml6
eclipse6
flash6
formatting6
Programming languages (8)
Github contributions (5)
spotweb/spotweb
Mar 2011 - Mar 2012
Decentralized community
Role in this project:
Back-end Developer
Back-end DeveloperContributions:28 commits in 1 year
Contributions summary:Sietse primarily contributed to the backend functionality, fixing integration issues with SABNzbd. They also refactored code to support features like subcategories and implementing atom feeds. Further contributions focused on improving user experience and hotlink prevention with proxy implementation. The user demonstrated a strong understanding of the project's core features and made significant improvements to its underlying functionality and user interface.
reactethereumnzbforumindexing
dhlparcel/docker-postgres-for-testing
Dec 2018 - Jan 2023
A postgres docker image tweaked for fast db testing
Contributions:1 review, 1 push, 1 comment in 4 years 2 months
docker-postgrespostgresql-databasedocker-imagedb-testingtesting
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