Mael Le Guen
Chief Technology Officer at iRaiser
Nantes, Pays de la Loire, France
Summary
🤩
Rockstar🎓
Top SchoolMael Le Guen is a pragmatic technology leader and current CTO at iRaiser with over a decade of experience building and managing engineering teams for digital fundraising and large enterprises. Trained as an engineer in IT and mathematics, he blends hands-on full‑stack development with product-oriented thinking, believing the best technical solutions sometimes mean recommending manual processes instead of more software. He rose through roles from developer and project manager to tech lead and engineering manager, and mentors apprentices and interns while fostering collaborative teams. An active open-source contributor and former yargs co-maintainer, he has deep familiarity with CLI tooling internals, bug-fixing and middleware behavior. Based in Nantes, Mael pairs a lifelong passion for tinkering and teaching with a disciplined focus on optimizing real-world human processes.
10 years of coding experience
18 years of employment as a software developer
Engineering degree IT & mathematics, Engineering degree IT & mathematics at ENSEEIHT
Github Skills (9)
testing10
command-line-interface10
javascript10
command-line10
cli10
nodejs9
typescripts8
typescript8
typescript-types8
Programming languages (6)
Github contributions (5)
yargs/yargs
Jun 2019 - Aug 2020
yargs the modern, pirate-themed successor to optimist.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:44 commits, 80 PRs, 157 pushes in 1 year 1 month
Contributions summary:Mael primarily focused on enhancing the yargs library by fixing bugs and improving its functionality. Their work included addressing issues related to strict mode, multiple parse calls, async middleware, and completion behavior. Additionally, the user contributed to fixing and maintaining features related to nested command handling, single-character alias usage, and the display of help messages, demonstrating a strong understanding of the library's internal workings.
pythonsuccessorpiratethemedyargs
mleguen/tkdo
Aug 2018 - Apr 2024
Tirage au sort de cadeaux, en famille ou entre amis
Contributions:15 PRs, 330 pushes, 80 branches in 5 years 8 months
javascriptnodejstypescriptamissort
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