Stefano Pigozzi
CTO at Gromia
Lombardy, Italy
Summary
🤩
Rockstar🎓
Top School
Top expert inCross-Platform Media and Privacy Tools Development
Stefano Pigozzi is a seasoned CTO and software engineer with 15 years of experience building and modernizing web platforms using Ruby, TypeScript and functional programming patterns. He has led major front-end migrations and tooling modernizations—replacing legacy asset pipelines, introducing CI/CD, static typing and component-driven design—while also driving backend refactors that substantially reduced technical debt. A committed open-source contributor, Stefano improved font selection and rendering in the widely used libass subtitle renderer and authored Homebrew formulas to streamline multimedia builds and packaging. Comfortable both leading small distributed teams and diving into low-level problems, he blends pragmatic engineering with an appreciation for free software and multimedia ecosystems. Based in Lombardy, he pairs a Politecnico di Milano systems engineering background with a knack for shipping polished, production-ready features end-to-end.
15 years of coding experience
3 years of employment as a software developer
B.Eng. Computer Systems Engineering, B.Eng. Computer Systems Engineering at Politecnico di Milano
English, Italian, Japanese
Stackoverflow
302reputation
19kreached
8answers
2questions
Github Skills (31)
dependency-management10
package-management10
font-manager10
c1110
coretext10
render10
c1710
homebrew10
font-face10
build-automation10
subtitle10
yaml10
software-packaging10
makefile9
fontconfig8
Programming languages (17)
Github contributions (5)
Homebrew/legacy-homebrew
Nov 2010 - Dec 2015
💀 The former home of Homebrew/homebrew (deprecated)
Role in this project:
Automation Engineer / Build & Release Engineer
Automation Engineer / Build & Release EngineerContributions:17 commits, 2 PRs, 9 comments in 5 years 2 months
Contributions summary:Stefano primarily contributed to the Homebrew package manager repository by creating new formulas for various software packages and updating existing ones. Their work involved defining build processes, specifying dependencies, and configuring installation steps for applications like libass, VapourSynth, zimg, MVTools, and mpv. They also made a commit related to version parsing within Homebrew itself. This work indicates a focus on automation and streamlining the software packaging and installation processes.
macoshomebrew
libass/libass
Nov 2013 - Sep 2015
libass is a portable subtitle renderer for the ASS/SSA (Advanced Substation Alpha/Substation Alpha) subtitle format.
Role in this project:Back-end Developer
Back-end DeveloperContributions:10 commits, 2 PRs, 6 comments in 1 year 10 months
Contributions summary:Stefano primarily focused on improving the font selection and rendering capabilities of the libass library. They implemented a CoreText font provider for macOS, enabling faster font loading and matching. Their contributions include fixing UTF-8 conversion issues, allowing font selection based on PostScript names, and integrating font fallback mechanisms. The user also exposed APIs for selecting and listing font providers, improving the library's flexibility.
asssubstation-alphasubtitle-formatssubstationsubtitle-format
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