Jesper Winér
System Developer at Nordnet Bank AB
Stockholm, Stockholm County, Sweden
Summary
👤
Senior🎓
Top SchoolJesper Winér is a versatile system developer with 10+ years of professional experience building client-facing software, currently focused on React and TypeScript frontends for Nordnet in Stockholm. His background spans C++, Delphi, Objective-C and Perl, with past work porting multiplayer gaming and casino clients to Mac and mobile platforms using Marmalade. Having developed Windows clients across C++, C#, Java and Delphi at NASDAQ OMX, he brings deep cross-platform and legacy-to-modern migration expertise. Jesper combines low-level systems understanding with modern web UX development, making him effective at bridging backend constraints and polished frontends. He holds an Electrical and Electronics Engineering background from Helsingborg/LTH, an atypical foundation that feeds his pragmatic approach to complex engineering problems.
10 years of coding experience
13 years of employment as a software developer
Electrical and Electronics Engineering, Electrical and Electronics Engineering at Helsingborg / LTH
Github Skills (16)
react10
ui-components9
highmaps8
react-highcharts7
intl7
react-wrapper7
component-kit7
highcharts6
js5
javascript4
charting3
react-component2
html2
range-slider2
flexbox-grid1
Programming languages (2)
Github contributions (5)
jesperwiner/gnurken.com
Oct 2016 - Mar 2026
Contributions:2 PRs, 32 pushes, 8 branches in 9 years 6 months
jesperwiner/nordnet-ui-kit
Jun 2016 - Oct 2016
Contributions:27 pushes, 1 branch, 5 tags in 4 months
reactui-componentsnordnetui-kit
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