Reindert-jan Ekker
Company Owner at Code Sensei B.V.
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolReindert-jan Ekker is an experienced developer-turned-educator and founder who has spent the last decade translating real-world software and AI knowledge into practical training for professionals worldwide. With an MSc in Artificial Intelligence, certified teaching credentials and Scrum Master experience, he runs Code Sensei B.V. and authors courses for Pluralsight while delivering bespoke corporate and bootcamp training in Python, web development, DevOps tooling and data science. He blends hands-on senior development and lecturing experience—teaching everything from network automation scripting to Flask/Django/FastAPI and React—so engineering teams quickly adopt maintainable, production-ready practices. Known informally as "Code Sensei," he pairs academic rigor with pragmatic coaching, often tailoring material to specific industry workflows (for example, Python automation for network engineers).
11 years of coding experience
10 years of employment as a software developer
VWO, VWO at Baudartius CollegeMsc. Artificial Intelligence, Msc. Artificial Intelligence at University of GroningenBsc Teacher: Physics Mathematics, Bsc Teacher: Physics Mathematics at NHL Hogeschool
Dutch, English
Github Skills (80)
maildir10
battery10
mail-client10
guile10
i310
symlink9
emacs9
predicates9
django8
python8
completions8
emacs-package8
authorization8
fastapi7
refactoring7
Programming languages (8)
Github contributions (5)
rjekker/i3-battery-popup
Mar 2016 - Feb 2024
A script that shows warning messages to the user when the battery is almost empty. For i3wm users.
Contributions:3 releases, 8 PRs, 32 pushes in 7 years 11 months
emptyi3wmbatteryi3
rjekker/password-store-menu
Aug 2024 - Jul 2025
A better, more complete user interface for password-store
Contributions:14 releases, 1 PR, 38 pushes in 10 months
emacspasspassword-store
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