Lorenzo Grandi
Back End Developer at HackerOne
Amsterdam, North Holland, Netherlands
Summary
👤
Senior🎓
Top SchoolLorenzo Grandi is a backend developer based in Amsterdam with 13 years of experience bridging project management, customer success, and software engineering. After a career orchestrating product launches and client strategies, he retrained at Codaisseur and now focuses on Ruby on Rails and modern JavaScript (React/Redux) in production environments. He spent five years building backend systems at WeTransfer and currently contributes to security-focused engineering at HackerOne. Lorenzo combines a user- and business-first mindset with hands-on coding, making him effective at translating customer needs into reliable backend features. Colleagues describe him as a perpetual learner who intentionally moved from stakeholder-facing roles into full-time development—now coding “all the time and loving it.” His background in communication gives him an edge in cross-functional collaboration and clear technical writing.
13 years of coding experience
15 years of employment as a software developer
Master degree, Communication, Master degree, Communication at Alma Mater Studiorum – Università di BolognaCodaisseur Academy, Computer Programming, Codaisseur Academy, Computer Programming at Codaisseur
Italian, English, French
Github Skills (72)
file-parser10
file-writing10
zip9
file-metadata9
data-extraction9
mp39
wav9
ogg9
streaming8
aiff8
bitmap8
flac8
pdf8
ico8
ruby7
Programming languages (3)
Github contributions (5)
supermay/stormalong
Aug 2017 - Aug 2017
Contributions:60 commits, 44 PRs, 42 pushes in 7 days
WeTransfer/wetransfer_style
Jul 2018 - Oct 2021
At WeTransfer we code in style. This is our coding style for Ruby development.
Contributions:1 review, 12 commits, 9 PRs in 3 years 2 months
wetransferrubycode-stylesgemwt-branch-protection-default
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