Mikael Frykholm is a seasoned systems administrator and software developer with 14 years of experience building and operating Linux-based infrastructure, cloud platforms, and hosting services. He runs his own VPS/ISP (Tranquillity) and has held cloud architect and devops roles at Umeå University and SUNET, working extensively with OpenStack, Proxmox, Ceph, Kubernetes, Ansible and BGP routing. Comfortable across languages (Python preferred, plus Java, PHP, Perl and C), he contributes to open-source—improving Python’s icalendar library to harden timezone and serialization handling. Mikael combines hands-on server-hardware expertise and a background in electronics—he’s been IPv6-connected since 2004 and even built his own metal CNC mill—and is currently designing a servo controller for a large INDEX GS 30 lathe. Based in Västerbotten, Sweden, he brings a pragmatic mix of operations, automation and embedded-hardware insight to complex infrastructure projects.
14 years of coding experience
17 years of employment as a software developer
Electrical and Electronics Engineering, Electrical and Electronics Engineering at Malgomajskolan
Contributions summary:Mikael primarily focused on improving the `icalendar` library for Python. Their contributions involved fixing bugs related to timezone handling and date/time serialization, ensuring correct parameter passing in methods like `foldline`, and addressing case mismatches in error messages. Furthermore, the user improved unit tests to reflect real-world scenarios and prevent crashes related to incorrect parameter handling. The user's work directly impacted the library's reliability and adherence to the iCalendar specification.
Contributions:17 commits, 6 pushes in 7 years 9 months
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