David Jennes
Hasselt, Limburg, Belgium
Summary
🤩
Rockstar🎓
Top SchoolDavid Jennes is a seasoned software engineer with 15 years of experience specializing in Cocoa and Swift/Objective-C for iOS and macOS, with solid backend and scripting skills in PHP, SQL, Bash and JavaScript. He is a pragmatic engineer who prefers using the right tool for the job and has a particular fondness for Swift, contributing significant improvements to well-known OSS projects like SwiftGen, Stencil and IBAnimatable. His work spans research-oriented Qt/Ogre projects, Drupal module development, and long-lived maintenance of macOS utilities, showing both experimental and production-grade craftsmanship. David brings a history of cross-language fluency—from C/C++ and Java to Python and Ruby—allowing him to refactor and modernize codebases across Swift versions. Based in Hasselt, Belgium, he pairs academic grounding in computer science with an open-source mindset, often improving templating, CLI ergonomics and code generation tooling behind the scenes.
15 years of coding experience
Master, Erasmus, Master, Erasmus at Universitat de les Illes BalearsBachelor, Computer Science, Bachelor, Computer Science at Universiteit HasseltMaster, Computer Science - Artificial Intelligence, Master, Computer Science - Artificial Intelligence at KULeuvenColegio Francia De CaracasMath (8h) - Science, Math (8h) - Science at St. Jan Berchman's College (Genk)MINES ParisTech
Japanese, German, Spanish, French, Dutch, English
Stackoverflow
155reputation
3kreached
1answer
2questions
Github Skills (37)
objective-c10
maintenance10
ios10
animation10
testing10
command-line-interface10
template-engine10
code-generation10
parsing10
argument-parsing10
command-line10
swift10
uikit10
text-parsing10
api-design9
Programming languages (14)
Github contributions (5)
SwiftGen/SwiftGen
Sep 2016 - Aug 2022
Role in this project:
Mobile Developer (iOS)
Mobile Developer (iOS)Contributions:14 releases, 75 reviews, 1217 commits in 6 years
Contributions summary:David primarily contributed to the SwiftGen project, a code generator for Swift projects, focusing on iOS-related asset management. Their contributions included modifying templates for improved code generation, such as those for Storyboards, and addressing issues related to UI components and modules within the generated code. They also worked on improving the overall organization and consistency of the project, including refactoring test helpers and updating the compilation environment.
localizablestoryboardsstringuiimagestrings
stencilproject/Stencil
Dec 2016 - Jul 2022
Stencil is a simple and powerful template language for Swift.
Role in this project:Back-end Developer
Back-end DeveloperContributions:9 releases, 20 reviews, 120 commits in 5 years 8 months
Contributions summary:David significantly contributed to the `Stencil` template language by implementing core features and improving existing functionality. They added support for number literals, implemented subscript syntax for variables, and enhanced the language's parsing capabilities. The user also focused on ensuring code quality, incorporating Swift 3 support, and addressing various syntax-related issues to improve the overall robustness of the templating engine.
stenciltemplateswifttemplate-language
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