Léo Mercier
Software Engineer at Crédit Agricole CIB
Paris, Ile-de-France
Summary
👤
Senior🎓
Top SchoolLéo Mercier is a versatile software engineer with eight years of experience and a strong SRE background, now building resilient systems at Crédit Agricole CIB in Paris. He has driven innovation and technical assessments across major French banks including BPCE, Société Générale and Natixis, blending hands-on engineering with architecture and lab-driven experimentation. A dual honors graduate in computer science from EFREI Paris and the University of Limoges, he pairs solid academic performance with practical delivery in regulated finance environments. Comfortable across infrastructure, automation and software delivery, he helps teams move concepts from prototype to production while keeping reliability and observability front of mind. Notably, his career reflects a pattern of short, impact-focused rotations in innovation labs, suggesting a talent for rapidly diagnosing problems and crafting pragmatic solutions.
8 years of coding experience
3 years of employment as a software developer
Bachelor’s Degree, Computer Science, GPA: 3.65/4.00; Graduated with Honors, Bachelor’s Degree, Computer Science, GPA: 3.65/4.00; Graduated with Honors at University of LimogesScientific Highschool Diploma, Graduated with High Honors, Scientific Highschool Diploma, Graduated with High Honors at Saint Gatien HighschoolMaster's Degree, Computer Science, GPA: 3.51/4.00; Graduated with Honors, Master's Degree, Computer Science, GPA: 3.51/4.00; Graduated with Honors at EFREI Paris
English, French
Stackoverflow
1reputation
2kreached
0answers
1question
Github Skills (23)
discord-bot8
tweak8
discord8
neovim7
lua7
neovim-plugin7
vim6
nodejs6
youtube6
javascript6
swift5
ios4
ecommerce4
java4
design-patterns4
Programming languages (6)
Github contributions (5)
Sawangg/neptunebot
Apr 2018 - Jul 2018
Contributions:1 release, 261 pushes, 3 branches in 2 months
Sawangg/Sawangg
Oct 2020 - Jan 2025
Contributions:58 pushes, 1 branch in 4 years 3 months
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.