Per Jensen - Senior System Developer, SW And HW at Freelance

Per Jensen

Senior System Developer, SW And HW at Freelance

Copenhagen, Capital Region of Denmark

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Summary

🤩

Rockstar

🎓

Top School

Per Jensen is a seasoned Senior System Developer with over 20 years of experience bridging hardware and software, currently freelancing from Copenhagen after a long tenure at LeksIT-DocuBizz. He combines deep expertise in SQL, Java, C# and .NET Core with hands-on hardware design experience dating back to PCB layout and analog electronics, enabling pragmatic, full-stack solutions from silicon to user interface. Per has a proven track record optimizing databases and application performance for enterprise clients and has contributed front-end responsiveness improvements to the well-known Elgg social engine. Comfortable in multidisciplinary teams, he excels at translating complex legacy systems into scalable architectures while keeping a pragmatic focus on reliability and maintainability. Colleagues rely on him for steady technical stewardship and a rare blend of low-level hardware insight and modern software craftsmanship.

13 years of coding experience

42 years of employment as a software developer

Electronic Technician (Today called in english:AP Graduate in IT Technology), Analog electronics, wow/flutter measurement, A-D conversion, filters, OP-AMP designs etc., Electronic Technician (Today called in english:AP Graduate in IT Technology), Analog electronics, wow/flutter measurement, A-D conversion, filters, OP-AMP designs etc. at FTS, Frederiksberg

Radiomekaniker, Radio and Television Broadcasting Technology/Technician, Radiomekaniker, Radio and Television Broadcasting Technology/Technician at Ringsted tekniske skole

English, German, Danish, Swedish, Norwegian

Stackoverflow

Stats

1reputation

0reached

0answers

0questions

Github Skills (6)

css10

responsive-design10

php10

front-end-development10

elgg10

javascript5

Programming languages (1)

PHP

Github contributions (5)

Elgg/Elgg

Dec 2012 - Apr 2015

A social networking engine in PHP/MySQL

Role in this project:

Front-end Developer

Contributions:68 commits, 6 PRs, 1 push in 2 years 4 months

Contributions summary:Per primarily focused on improving the Elgg theme's visual presentation and responsiveness. Their contributions involved preventing image distortion by implementing `max-width` and `height: auto` CSS rules, as well as adding a responsive Elgg theme with modifications to navigation, layout, and typography elements. Further improvements include fixes to the avatar hover menu and adjustments for smaller screen sizes, and the implementation of different button styles and sizes.

social-networkelggmysqlphpnetworking

Elggzone/River-Addon

Jul 2012 - Apr 2016

Contributions:40 commits, 2 PRs, 2 pushes in 3 years 9 months

addonelggriver

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