Andre Jilderda
Freelance Front-end Developer at Andre Jilderda
Arnhem, Gelderland, Netherlands
Summary
👤
Senior🎓
Top SchoolAndre Jilderda is a seasoned freelance front-end developer and designer based in Arnhem with over 14 years’ experience delivering more than 150 websites for clients ranging from startups to Dutch Railways, VodafoneZiggo and Triodos Bank. He blends design sensibility with pragmatic front-end engineering, specializing in React, TypeScript, performance-focused architectures and design systems that scale across large consumer products. Andre has led front-end architecture for mission-critical projects like the 9292 Reisplanner and built A/B testing and conversion tools at NS, demonstrating an ability to move quickly from concept to measurable impact. Comfortable mentoring teams and reducing technical debt, he also expands component libraries with Storybook and tests (unit, integration, E2E) to raise delivery quality. Outside client work he keeps a hands-on, experiment-driven approach to concept design and product thinking, pairing creative visual roots with robust engineering practices.
10 years of coding experience
14 years of employment as a software developer
Bachelor’s Degree Graphic Design, Bachelor’s Degree Graphic Design at Royal Academy of Art, The Hague | Koninklijke Academie van Beeldende Kunsten (KABK)Bachelor's Degree Communicationsystems Multimedia & Design, Bachelor's Degree Communicationsystems Multimedia & Design at Hanze
Dutch, English
Github Skills (166)
storybook10
ui-components10
testing10
drawer10
dialog10
sketch10
javascript10
harvest10
linux10
html10
webdav10
alfred-workflow10
evernote10
angular10
timers10
Programming languages (12)
Github contributions (5)
andrejilderda/alfred-harvest
Oct 2019 - Apr 2022
Control your Harvest timers directly from Alfred.
Contributions:8 releases, 35 commits, 16 PRs in 2 years 6 months
javascriptalfredtimersalfred-workflowharvestapp
andrejilderda/joplin-macos-native-theme
Apr 2021 - Dec 2022
Native looking macOS theme for note taking app Joplin
Contributions:28 releases, 3 reviews, 178 commits in 1 year 8 months
macos
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