Damián Le Nouaille
Full Stack Engineer at kelvin
Madrid, Community of Madrid, Spain
Summary
👤
Senior🎓
Top SchoolDamián Le Nouaille is a seasoned Full Stack Engineer with 11+ years of professional experience and a 14+ year background in Ruby development, currently building AI-driven solutions for building renovation at kelvin. He has a strong freelance pedigree delivering audits, performance tuning, and Rails architecture for clients like SNCF, FIFA, BNP Paribas and others, and has taught Rails from bootcamp to university levels. As a former CTO and co-founder, he has led engineering teams, empowered developer experience work, and shipped production systems spanning backend, search, Sidekiq, and DevOps on platforms from Heroku to Kubernetes. He combines hands-on coding with pedagogy—authoring a book ("The New Dope") and training engineers across Europe—which surfaces in his focus on best practices in TDD, DDD and developer tooling. Based in Madrid, he pairs pragmatic product sense with deep Rails expertise and a knack for turning legacy codebases into maintainable, high-performance systems.
11 years of coding experience
13 years of employment as a software developer
MMI Bordeaux
English, French, Spanish
Github Skills (57)
test-kitchen10
coercion10
test-data10
factories10
rubygems10
testing10
capybara10
dry-rb10
ruby9
rails9
schema9
database9
factory-bot9
thoughtbot9
ruby-on-rails7
Programming languages (4)
Github contributions (5)
damln/localtower
Feb 2022 - Jan 2023
The first UI to manage your Rails DB migrations.
Contributions:14 commits, 14 PRs, 118 pushes in 11 months
ruby-on-railsrelationsrailsrubydatabase
damln/setup
Jul 2017 - Sep 2018
Contributions:31 pushes, 1 branch in 1 year 2 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.