Ville Skyttä
Staff Engineer at Muhoton
Siilinjärvi, North Savo, Finland
Summary
🤩
Rockstar🎓
Top SchoolVille Skyttä is a Staff Engineer with 26 years of experience, currently shaping cloud infrastructure and developer tools at UpCloud while also working independently as a contractor. He combines deep systems and backend expertise—spanning package managers, initramfs, databases and embedded IoT—with a strong track record of pragmatic refactors, performance tweaks and robust testing. An active open-source maintainer and contributor, Ville has improved widely used projects such as Git, Go, Python tooling, Home Assistant and GoReleaser, often focusing on code quality, portability and security. He pairs hands-on implementation skills (from low-level system parsing to DevOps automation) with architectural judgment gained from technical leadership roles, and is known for hunting down subtle edge cases and improving developer experience.
26 years of coding experience
22 years of employment as a software developer
Master of Science - MS (Technology), Master of Science - MS (Technology) at Aalto University
Finnish, English
Github Skills (200)
powerline10
testing10
swagger10
c1110
perl10
ubuntu10
java-libraries10
automation10
certbot10
spelling10
lwm2m10
linter10
web-development10
cpp10
openapi10
Programming languages (32)
Github contributions (5)
scop/bash-completion
Aug 2011 - Jan 2023
Programmable completion functions for bash
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 releases, 494 reviews, 1932 commits in 11 years 7 months
Contributions summary:Ville primarily worked on improving the bash-completion project. They fixed test suite issues, including those related to ssh-copy-id, Python 3, and Perl. They also updated documentation and improved the test suite by migrating it to pytest and adding support for various completion test cases, including those involving test directory and option completions. The user implemented new completion for applications as well.
bash-completioncompletionsbashprogrammableshell
rpm-software-management/dnf
Jan 2009 - Sep 2017
Package manager based on libdnf and libsolv. Replaces YUM.
Role in this project:Back-end Developer
Back-end DeveloperContributions:155 commits, 21 PRs, 11 comments in 8 years 8 months
Contributions summary:Ville primarily contributed to optimizing and refactoring the codebase of the DNF package manager. They focused on improving performance by replacing dictionaries with sets in the `misc.unique()` function, and optimizing the `getBestArchFromList()` function. Further improvements were seen in SQL query building, along with fixing errors and adding bash completion to enhance usability. Additional contributions were seen in areas like handling epoch values and other core components of DNF.
pythonrpmpackage-managerlinuxyum
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.