Roberto Clapis
Site Reliability Engineer at Asymmetric Research
Milan, Lombardy, Italy
Summary
🤩
Rockstar🎓
Top SchoolRoberto Clapis is a Site Reliability Engineer with 11 years of experience blending web security, backend engineering, and infrastructure reliability from roles at Google and now Asymmetric Research. He spent five years as a Web Security Toolsmith at Google, contributing practical hardening to widely used projects—most notably contributing fixes to the core Go repository and security-focused work on google/go-safeweb. A Go specialist and security toolsmith, he focuses on secure-by-default server behavior, HTML rewriting for safety, and subtle bug fixes that improve interoperability and robustness. Based in Milan, he pairs hands-on coding and open-source contributions with a penetration-testing background, bringing both offensive insight and production-grade remediation to systems. He prefers direct contact via Twitter/Telegram (@empijej), suggesting a pragmatic, low-friction approach to collaboration.
11 years of coding experience
2 years of employment as a software developer
Bachelor's degree, Computer Engineering, Bachelor's degree, Computer Engineering at Politecnico di Milano
English, Italian
Github Skills (16)
golang10
http10
http-server10
lang10
security-hardening10
go10
programming-language9
html9
testing8
text-template7
nethttp7
data-sync6
synchronized6
data-synchronization6
synchronization6
Programming languages (15)
Github contributions (5)
google/go-safeweb
Aug 2020 - Nov 2022
Secure-by-default HTTP servers in Go.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:137 reviews, 112 commits, 57 PRs in 2 years 3 months
Contributions summary:Roberto made multiple contributions to the `go-safeweb` repository, specifically focusing on the `htmlinject` plugin. They addressed code review comments, implemented the rewrite logic, and added tests to implement HTML rewriting. The user's work involved modifying HTML templates to inject additional parts, demonstrating a focus on server-side HTML processing and security hardening. The user also added copyright and documentation to the codebase.
gohttp-serversecurity-hardeningsecuritygolang
golang/go
Aug 2017 - Dec 2024
The Go programming language
Role in this project:Back-end Developer
Back-end DeveloperContributions:1 PR, 125 comments, 42 issues in 7 years 5 months
Contributions summary:Roberto contributed to the Go programming language repository by addressing various issues and improving code quality. Their work included fixing a bug related to executable path handling on Darwin, correcting a typo in the sync package documentation, and allowing nil certificates to be compared in the crypto/x509 package. Additionally, the user clarified the behavior of the net/http Header.WriteSubset function and hardened text/template's JSEscape to escape ampersand and equal signs. Furthermore, the user switched to Unicode escapes for JSON compatibility in html/template and text/template.
goprogramming-languagegolang
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