Fredrik Rosendal
Mechanical Design Engineer at Etteplan
Greater Linköping Metropolitan Area Sweden
Summary
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RockstarFredrik Rosendal is a Mechanical Design Engineer with 13 years of cross-disciplinary experience in mechanical and electrical tool design for aerospace and industrial clients, currently based in the Greater Linköping area and working at Etteplan. He spent a substantial portion of his career at Saab and as a consultant with Experis, delivering practical, production-ready tooling and design solutions across long-term programs. Fredrik combines mechanical CAD and electrical tooling expertise with hands-on systems thinking, bridging design and implementation on complex, safety-critical projects. He also contributes to embedded and IoT tooling in open source — notably improving the Contiki OS Cooja simulator’s logging, buffering, and simulation-speed features — which reflects a pragmatic focus on developer usability and simulation fidelity. Colleagues value his steady, detail-oriented approach and his ability to translate operational requirements into durable designs. Outside of core projects, Fredrik has demonstrated adaptability, including a period of parental leave, underscoring his long-term commitment to balanced, sustainable work.
13 years of coding experience
11 years of employment as a software developer
Github Skills (10)
simulations10
c1710
simulation10
iot10
embedded10
contiki10
c1110
sys10
java9
javas9
Programming languages (2)
Github contributions (5)
contiki-os/contiki
Aug 2015 - Jun 2016
The official git repository for Contiki, the open source OS for the Internet of Things
Role in this project:
Embedded Systems Engineer / IoT Developer
Embedded Systems Engineer / IoT DeveloperContributions:17 commits, 20 PRs, 20 pushes in 9 months
Contributions summary:Fredrik made several contributions related to the Contiki-OS, focusing on the Cooja simulator. They increased the maximum buffer size in the BufferListener plugin and made minor changes to the LogListener plugin, enabling mote-specific coloring. Further enhancements included the addition of time formatting options and features related to packet handling in the RadioLogger plugin. They also worked on enhancing simulation speed options and extracting runtime statistics, indicating a focus on improving the simulation's functionality and usability for Contiki-OS development.
contikigit-repositoryinfinibandcommunicationsdac
fros4943/cc13xxware
May 2016 - Jul 2016
Contributions:1 PR, 1 push, 1 branch in 2 months
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