Bruno Costanzo
Software Developer at Renuo AG
Uetikon am See, Zurich, Switzerland
Summary
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Rockstar🎓
Top SchoolBruno Costanzo is a Full-Stack Software Developer based near Zürich with five years of hands-on experience building and maintaining Ruby on Rails monoliths and data-driven platforms. He has shipped features across coaching, travel, finance and mobility products—implementing SSO, OpenAI-powered matching, real-time location streaming, ETLs and robust API integrations while improving test coverage and dependency hygiene. Comfortable across the stack, he leverages TDD, design patterns, PostgreSQL/MySQL, AWS, Hotwire/Stimulus and background processing to deliver reliable, secure systems. A former political journalist turned engineer, he brings strong communication, domain-sense and an investigative approach to problem solving that helps surface edge cases early. Now at Renuo AG, he continues to focus on sustainable code quality and pragmatic refactors that keep fast-moving products stable.
5 years of coding experience
1 year of employment as a software developer
Técnico Superior en Periodismo, Periodismo, Técnico Superior en Periodismo, Periodismo at TEA
Spanish, English, Italian
Github Skills (43)
finance10
stimulusjs10
hotwire10
turbo10
wkhtmltopdf10
postgresql9
javascript9
schema-migrations9
ruby9
open-source9
ruby-on-rails9
logging8
rails8
api7
database7
Programming languages (4)
Github contributions (5)
bruno-costanzo/bruno-costanzo
Feb 2024 - Dec 2025
Contributions:9 pushes, 1 branch in 1 year 9 months
bruno-costanzo/dummy-repo
Aug 2025 - Aug 2025
Contributions:42 PRs, 40 pushes, 46 branches in 1 day
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