John Kapantzakis
Senior Frontend Developer at Netdata
Thessaloniki, Macedonia and Thrace, Greece
Summary
🤩
Rockstar🎓
Top SchoolJohn Kapantzakis is a Senior Frontend Developer based in Thessaloniki with 11 years of experience building web applications using JavaScript, React and modern frameworks like Next.js. He has progressed from web design and full-stack .NET work to focused frontend engineering roles at companies such as Skroutz, Adzuna and now Netdata, blending practical UX sensibility with performance-conscious engineering. His background in economics and dual master's degrees in informatics give him a rare mix of product-minded thinking and technical rigor. Comfortable across legacy stacks (jQuery, Rails) and cutting-edge frontends, he excels at shipping maintainable interfaces for data-heavy products. Colleagues describe him as a steady problem solver who pairs engineering craft with clear customer empathy.
11 years of coding experience
7 years of employment as a software developer
Master of Science - MS, Applied Informatics, Master of Science - MS, Applied Informatics at Panepistimion MakedoniasBachelor's degree, Economics, Bachelor's degree, Economics at Aristoteleion Panepistimion Thessalonikis
Stackoverflow
11,700reputation
963kreached
618answers
38questions
html
top-1%
datatables
top-5%
ajax
top-5%
javascript
top-1%
jquery
top-1%
css
top-1%
Github Skills (50)
jquery-plugin10
monitoring10
kubernetes10
javascript10
docker10
observability10
postgresql10
jquery10
mysql10
css10
netdata10
machine-learning10
linux10
grafana10
full-stack10
Programming languages (9)
Github contributions (5)
netdata/netdata-grafana-datasource-plugin
Jul 2024 - Nov 2025
Netdata Grafana Datasource Plugin
Contributions:2 reviews, 3 PRs, 49 pushes in 1 year 3 months
grafananetdata
kapantzak/SearchAreaControl
Jul 2017 - May 2020
SearchAreaControl is a complete client side control for selecting multiple items
Contributions:131 commits, 100 PRs, 131 pushes in 2 years 10 months
selectingclient-side
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