Darragh Clarke
Software Engineer at Oracle
Dublin, Ireland
Summary
👤
Senior🎓
Top SchoolDarragh Clarke is a software engineer based in Dublin with nine years of experience focused on backend systems and networking, currently contributing to the OpenJDK at Oracle. He has deep hands-on experience improving Java's networking stack—removing legacy functions, fixing DNS lossy conversions, and correcting HTTP/2 and socket behaviors—work that directly impacts a widely used, production-grade JVM. Prior roles at Tenable exposed him to cloud microservices, DevOps practices, and agile delivery, while early volunteer tutoring and society leadership show a track record of mentoring and community engagement. Practical, detail-oriented, and comfortable working across large open-source codebases, he combines low-level protocol fixes with real-world service delivery experience.
9 years of coding experience
2 years of employment as a software developer
Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at University College Dublin
Github Skills (6)
javas10
http10
networking10
java10
jvm9
openjdk9
Programming languages (3)
Github contributions (5)
openjdk/jdk
Jan 2023 - Jan 2023
JDK main-line development https://openjdk.org/projects/jdk
Role in this project:
Backend Developer
Backend DeveloperContributions:30 reviews, 4 commits, 21 PRs in 5 days
Contributions summary:Darragh primarily focused on improving the JDK's networking code, specifically related to the Java base module. They removed unused network functions and addressed potential lossy conversions within the DNS implementation. Furthermore, the user corrected HTTP/2 header behavior by omitting deprecated URI userinfo components and addressed an interrupt issue within an HTTP input stream. Their work touched multiple areas related to network socket operations and HTTP client behavior.
openjdkjavajvmjdk
DarraghClarke/jdk
Aug 2022 - Mar 2025
JDK main-line development
Contributions:144 pushes, 26 branches in 2 years 7 months
javajvmjdk
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