Simon Koelewijn
Webanalist at Seems
Nijmegen, Gelderland, Netherlands
Summary
👤
Senior🎓
Top SchoolSimon Koelewijn is a web analyst and usability specialist with 11 years of experience blending applied cognitive psychology and hands-on web development to improve user experience and analytics implementations. Holding an MSc in Applied Cognitive Psychology, he has led UX and analytics projects for organizations like Frankwatching, Efteling and now PGGM, and maintains a long-running freelance practice building fast, usable WordPress sites for institutions such as TU Eindhoven and Radboud University. He brings rare technical depth for an analyst—implementing tag architectures, Google Tag Manager setups and custom JavaScript analytics—paired with research-driven insight into user behaviour. Based in Nijmegen, Simon’s background in blink-detection research and cognitive load gives him an evidence-based edge when optimising conversion funnels and usability.
11 years of coding experience
5 years of employment as a software developer
Master of Science (MSc), Toegepaste Cognitieve Psychologie, 8,4 (GPA: 4.00), Master of Science (MSc), Toegepaste Cognitieve Psychologie, 8,4 (GPA: 4.00) at Utrecht UniversityBachelor of Science (BSc), Psychology, Bachelor of Science (BSc), Psychology at University of Nijmegen
English, Dutch
Github Skills (19)
react10
fastest9
gatsby9
graphql9
frontend8
compiler8
static-site-generator8
plugin6
home-assistant5
mixins5
css4
wordpress4
sass4
iot4
home-automation4
Programming languages (3)
Github contributions (5)
smnk/gatsby-theme-job-board
Jul 2019 - Mar 2020
A Job Board theme.
Contributions:5 commits, 4 pushes, 1 branch in 7 months
job-boardwordpresswordpress-themejobboard
smnk/smnk.github.io
May 2015 - Aug 2017
Contributions:12 pushes in 2 years 3 months
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