Joffrey Bion
Senior Software Engineer at JetBrains
Amsterdam, North Holland, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolJoffrey Bion is a Senior Software Engineer with 13 years of experience building scalable web and mobile systems, currently developing full-stack Kotlin solutions for JetBrains Space's Automation (CI/CD) team. He has led Java teams at Amadeus on high-traffic e‑commerce platforms and contributed to architecture replatforming and GraphQL at Booking.com, giving him practical expertise in balancing refactoring, risk mitigation, and rapid delivery. Comfortable across the stack, he also maintains personal GitHub projects to master build pipelines, CI/CD, multi-platform packaging and release management—skills he says large orgs often split across teams. A former Android researcher who applied machine learning to real-world health monitoring, he brings both academic rigor and hands-on curiosity to problem solving. Based in Amsterdam, he values teaching and knowledge transfer as a way to deepen understanding, and prefers to focus on his current role while staying open to interesting technical conversations.
13 years of coding experience
7 years of employment as a software developer
High School degree, Mathematics, Science, 17.4/20 (with honors), High School degree, Mathematics, Science, 17.4/20 (with honors) at Lycée Charles Despiau (High School)Master of Engineering (M.Eng.), Computer Software Engineering, Master of Engineering (M.Eng.), Computer Software Engineering at Ecole Nationale Supérieure d'Informatique et de Mathématiques Appliquées de Grenoble / ENSIMAGPrepa classes, advanced Maths & Physics (MP), Prepa classes, advanced Maths & Physics (MP) at Ecole des Pupilles de l'Air (CPGE)Exchange program, Computer Science, Computer Engineering, Exchange program, Computer Science, Computer Engineering at University of Waterloo
French, English, Spanish, German
Stackoverflow
35,139reputation
1.8mreached
828answers
26questions
gradle
top-5%
java
top-1%
kotlin-coroutines
top-1%
async-await
top-5%
android
top-5%
kotlin
top-1%
Github Skills (200)
figlet10
metadata10
adonisjs10
svg10
ascii10
gradle-plugin10
test-coverage10
compose10
api10
coroutines10
kotlinx-serialization10
json10
fonts10
groovy10
fleet10
Programming languages (18)
Github contributions (5)
joffrey-bion/hashcode-submit-gradle-plugin
Jan 2021 - Jul 2023
A Gradle plugin to help submit solutions to the Google HashCode competition
Contributions:5 releases, 4 PRs, 22 pushes in 2 years 6 months
joffrey-bion/simple-ocr
Jan 2022 - Mar 2025
Recognizes characters in an image given a set of base character images
Contributions:2 releases, 64 PRs, 73 pushes in 3 years 2 months
imageocrimage-processingtesseractcharacter
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