Lasse Johnsen
Code Hacker At Timebeat.App
London, England, United Kingdom
Summary
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RockstarLasse Johnsen is a senior technology executive and hands-on engineer with over 20 years of international experience specializing in fintech, high-precision time synchronization, and performance-sensitive software and hardware systems. As Code Hacker at Timebeat.app he architects PTP/NTP/PTP+Squared solutions and integrated timing hardware that deliver single-digit nanosecond accuracy for finance and data center applications. He has led global transformation programs and R&D teams, bridging low-level networking, kernel contributions (e.g., IEEE1588 support for Raspberry Pi controllers), and product strategy to bring scalable, auditable timing platforms to market. Comfortable switching between C/C++ hardware work and cloud/SaaS product thinking, he focuses on operational resilience, standards adoption, and measurable business impact. Notably, his kernel work is upstreamed into Linux and he has driven industry collaboration as Communications Lead for the Open Compute Project’s Time Appliance Project.
10 years of coding experience
17 years of employment as a software developer
English, Danish, French, Swedish, Norwegian
Github Skills (115)
pcie10
linux10
linux-kernel10
kernel10
forum10
armv810
routeros10
raspberry10
raspberry-pi10
logstash9
subnet9
adafruit9
quickfix9
netlink9
filebeat9
Programming languages (7)
Github contributions (5)
timebeat-app/linux
Feb 2022 - May 2022
Kernel source tree for Raspberry Pi Foundation-provided kernel builds. Issues unrelated to the linux kernel should be posted on the community forum at https://forums.raspberrypi.com/
Contributions:66 commits, 6 pushes, 3 branches in 3 months
kernelraspberry-pibuildsforumlinux
lasselj/quickfix
Feb 2016 - Mar 2018
Contributions:22 pushes in 2 years 1 month
fixcppc-plus-plusquickfixfix-engine
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