Duncan Casteleyn
Software Engineer
Belgium
Summary
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RockstarDuncan Casteleyn is a software engineer based in Belgium with 11 years of hands-on experience concentrating on Java and Kotlin development and a strong interest in operations. He balances backend engineering with DevOps-minded practices, often spending free time building and refining personal Kotlin projects. Known for pragmatic problem-solving, he brings a blend of production-focused coding and operational thinking to improve reliability and delivery. His ongoing investment in Kotlin work hints at deepening expertise in modern JVM tooling and ecosystem best practices.
11 years of coding experience
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (136)
github10
package-management10
websocket10
rest-api10
scanner10
api10
rest10
azure-devops10
tech-blog10
cli10
dependency-manager10
angular10
vulnerability10
voip10
java10
Programming languages (15)
Github contributions (5)
DuncanCasteleyn/DiscordModBot
Jul 2017 - Jul 2026
A Discord bot that helps with managing a Discord server/guild.
Contributions:77 reviews, 181 PRs, 1205 pushes in 9 years
discorddiscord-botdiscord-serverguildmoderating
DuncanCasteleyn/.github
Feb 2023 - Mar 2026
Magic repository that might effect other repositories
Contributions:2 reviews, 15 PRs, 37 pushes in 3 years 1 month
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