Juliette De Rancourt is a Full Stack Developer based in Paris with nine years of experience building reliable web and backend systems across finance, travel, and startup environments. She has delivered full-stack solutions at SHODO and as a consultant for Société Générale CIB and OUI.sncf, blending Java-based backend expertise with practical front-end delivery. An active contributor to the widely used JUnit 5 project, she has improved parameterized test handling and display name generation—work that reflects a strong focus on test automation and developer-facing quality. Her background includes Android app development and embedded Bluetooth projects, showing versatility from mobile to enterprise systems. Trained at Télécom SudParis and forged in fast-paced consulting, she combines disciplined engineering practices with a taste for subtle infrastructure and testing improvements that reduce friction for teams.
9 years of coding experience
2 years of employment as a software developer
Preparatory class for “Grandes Ecoles”, Preparatory class for “Grandes Ecoles” at Lycée Saint-Louis
✅ The 5th major version of the programmer-friendly testing framework for Java and the JVM
Role in this project:
Back-end Developer & Test Automation Engineer
Contributions:83 reviews, 76 commits, 77 PRs in 3 years 10 months
Contributions summary:Juliette primarily contributed to the JUnit 5 project by implementing enhancements and resolving issues related to parameterized tests and display name generation. Their work includes adding support for string delimiters in `CsvSource` and `CsvFileSource` annotations, refining how parameter names appear in test display names, and improving the `Simple` display name generator. They also addressed several bugs and implemented testing to ensure the correct behavior of the changes.
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Juliette De Rancourt - Full Stack Developer at SHODO