Mattias Åstrand
Consultant at Savantic AI Lab
Stockholm, Sweden
Summary
🤩
Rockstar🎓
Top SchoolMattias Åstrand is a consultant and experimentalist with 14 years of experience blending applied physics research and practical engineering to build imaging systems and nanophotonic devices. He holds a PhD in X-ray optics from KTH and has driven projects from nanofabrication and microscope construction to image computation, recently transitioning into AI-focused consulting at Savantic AI Lab. Comfortable leading teams and events, he served as chairman of KTH’s PhD student council and organized community-building initiatives across the PhD chapter, demonstrating a rare mix of technical depth and people-first leadership. A multilingual communicator (Italian, English, Swedish, Spanish) with international roots, he thrives in cross-cultural environments and tackling societal challenges. Mattias is also an active open-source contributor, improving system integration and stability in tools like the popular Redshift screen-temperature daemon and adding front-end polish to creative projects such as ponysay—showing attention to both low-level resource management and user-facing details.
14 years of coding experience
1 year of employment as a software developer
Doctor of Philosophy - PhD X-ray optics, Doctor of Philosophy - PhD X-ray optics at KTH Royal Institute of TechnologyMaster of Science - MS Physics, Master of Science - MS Physics at Lund University
Github Skills (12)
aws-redshift10
c1710
configuration-management10
amazon-redshift10
character-encoding10
c1110
scripting9
system-programming9
shell9
script9
sh9
linux8
Programming languages (11)
Github contributions (5)
erkin/ponysay
Apr 2012 - Nov 2019
Pony rewrite of cowsay.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:1530 commits, 4 PRs, 10 pushes in 7 years 8 months
Contributions summary:Mattias primarily contributed to the front-end development of the project, as evidenced by the addition of new pony characters and their corresponding visual representations. The code differences show the modification of existing and creation of new pony figures utilizing specific character encoding for the image. The user also incorporated and updated styling related to the shell's behavior.
rewritelinuxcowsaypony
jonls/redshift
Mar 2014 - May 2015
Redshift adjusts the color temperature of your screen according to your surroundings. This may help your eyes hurt less if you are working in front of the screen at night.
Role in this project:Back-end Developer
Back-end DeveloperContributions:24 commits, 19 PRs, 131 comments in 1 year 2 months
Contributions summary:Mattias primarily focused on improving the configuration and system integration aspects of the Redshift application. Their contributions included enhancing the configuration file search logic to check multiple locations and environments. They also refactored the code to improve resource management, particularly freeing resources upon program exit. Further work involved integrating new features such as DRM gamma adjustments and improving the overall stability of the application.
eyeseye-straingamma-rampscolor-temperaturenight
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.