Pierre Jeanjean
Research Development Software Engineer at XWiki
Rennes, Brittany, France
Summary
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Rockstar🎓
Top SchoolPierre Jeanjean is a Research Development Software Engineer with a PhD in Software Engineering and 11 years of experience, currently working at XWiki in Rennes. His research expertise centers on integrating domain-specific languages into polyglot development environments and interactive notebooks, including designing REPL interpreters and exploring language protocols like LSP and DAP. Versatile across languages and abstractions, he builds tooling and services that bridge research and practical developer workflows. A pragmatic problem-solver and reverse-engineering enthusiast, he brings academic rigor from Inria and Université de Rennes I to hands-on engineering. Outside work he’s an avid music conversationalist, a detail that often surfaces in creative approaches to technical problems.
11 years of coding experience
1 year of employment as a software developer
Doctor of Philosophy - PhD Computer Software Engineering, Doctor of Philosophy - PhD Computer Software Engineering at Université de Rennes IEngineer's degree Mathematics and Computer Science, Engineer's degree Mathematics and Computer Science at ENSEEIHTFoundation degree Computer Science, Foundation degree Computer Science at IUT de Blagnac
French, English
Github Skills (153)
proton10
xwiki10
backend10
dotnet10
steam10
clicker10
java10
jellyfin10
csharp10
reactive9
ftp9
behavior9
dms9
archiving9
trainer9
Programming languages (19)
Github contributions (5)
pjeanjean/xwiki-platform
Nov 2023 - Jul 2026
Contributions:46 pushes, 12 branches in 2 years 8 months
xwiki-contrib/cristal-integration
Jun 2025 - Jun 2026
Contributions:11 reviews, 10 PRs, 39 pushes in 1 year
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