Alexandre Garrefa
Senior IOS Engineer at Bitso
São Paulo, Brazil
Summary
👤
Senior🎓
Top SchoolAlexandre Garrefa is a Senior iOS Engineer with 11 years of experience building mobile products for fintech and consumer platforms across Brazil and Europe, currently at Bitso in São Paulo. He combines deep iOS craftsmanship with backend, networking and application security know-how—skills rooted in early network security and Linux systems work—that help him spot systemic issues beyond the UI. As a former CTO and co‑founder, he has led small teams, designed CI/CD pipelines, payment logic and AWS infrastructure while shipping polished, testable apps with strong UX. Passionate about blockchain (Solidity), API design, design patterns and developer productivity, he thrives on knowledge sharing and pragmatic engineering practices like XP and continuous delivery.
11 years of coding experience
16 years of employment as a software developer
Bachelor of Computer Science Computer Science, Bachelor of Computer Science Computer Science at Centro Universitário Uniseb
English
Github Skills (58)
objective-c10
ios10
signing10
jwk10
jwe10
swift10
macos10
jose10
carthage9
mongoose9
xcode9
encryption9
cocoapods9
mongoosejs9
axe8
Programming languages (4)
Github contributions (5)
garrefa/git-aliases
Jan 2015 - May 2021
Contributions:12 pushes in 6 years 5 months
4rkt3ct/fret-wiz
Aug 2019 - Jan 2023
Contributions:2 PRs, 3 pushes, 3 branches in 3 years 5 months
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