Erwan Guyader
Software Engineer at Cozy Cloud - We're hiring ��
Grenoble, Auvergne-Rhône-Alpes, France
Summary
🤩
Rockstar🎓
Top SchoolErwan Guyader is a versatile software engineer with 12 years of experience building reliable full‑stack and back‑end systems, currently focused on file synchronization and server components at Cozy Cloud. He has deep hands‑on experience in Go, Ruby on Rails, JavaScript/Electron and Elm, shipping cross‑platform desktop clients with strong reliability and data‑safety guarantees. At Cozy he led the sync client and contributed to server-side cozy-stack features, GDPR‑friendly automation and App Store / Play Store IAP servers; previously he built cloud‑native platforms, microservices and AWS infrastructures at Sogilis. An active open‑source contributor, he improved mobile UX and notification testing for the privacy‑centered Diaspora social network and added robust file sharing and reference handling to cozy-stack. Comfortable across low‑level integrations (C/C++ deps, filesystem quirks) and high‑level product work, he pairs pragmatic engineering with attention to edge cases that matter in federated and synced systems.
12 years of coding experience
5 years of employment as a software developer
Undergraduate Transitory, Computer Science, Undergraduate Transitory, Computer Science at California State University-HaywardMaster's degree, Computer Software Engineering, Knowledge and Information Systems, Master's degree, Computer Software Engineering, Knowledge and Information Systems at Polytech'Nice-SophiaHigh School Diploma, Mathematics, With Honours, High School Diploma, Mathematics, With Honours at Lycée du GranierBachelor of Applied Science (B.A.Sc.), Mathematics and Computer Science, Bachelor of Applied Science (B.A.Sc.), Mathematics and Computer Science at Université Joseph Fourier (Grenoble I)
French, English
Github Skills (18)
couchdb10
ruby-rails10
file-management10
apidoc10
rails10
ruby10
go10
api10
mobile-development9
javascript9
json-api9
rspec9
backend8
front-end-development8
back-end-development8
Programming languages (13)
Github contributions (5)
cozy/cozy-stack
Apr 2020 - Jan 2023
Simple, Versatile, Yours
Role in this project:
Back-end Developer
Back-end DeveloperContributions:446 reviews, 44 commits, 121 PRs in 2 years 10 months
Contributions summary:Erwan contributed to the `cozy-stack` repository by implementing several features related to file management and sharing. They focused on adding functionality for handling file copies, managing file references, and incorporating updated timestamps during file modifications. Their work involved modifications to both the back-end logic and API endpoints, as evidenced by changes in `web/files` and related package code. Furthermore, the user addressed issues in the sharing system and added new routes related to managing bank connection webviews and sending front-end logs.
cozycozy-v3versatileyourscouchdb
diaspora/diaspora
Nov 2013 - Jun 2014
A privacy-aware, distributed, open source social network.
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:10 commits, 1 comment in 7 months
Contributions summary:Erwan contributed to the front-end and backend of the Diaspora social network, primarily focusing on mobile interface improvements. They implemented a drawer menu for the mobile version, addressing UI/UX on smaller screens. The user also made changes to stream functionality on mobile devices, modifying how content is loaded and displayed. Further, they addressed backend notifications and added tests for mentions and sharing notifications.
social-networkprivacyrailsp2pprivacy-aware
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