Filippo Ragazzo
Software Engineer at CCmath
Utrecht, Utrecht, Netherlands
Summary
👤
Senior🎓
Top SchoolFilippo Ragazzo is a backend software engineer with 11 years of experience specializing in Ruby and Ruby on Rails and practical AWS knowledge, currently based in Utrecht. He has a strong track record of performance tuning and cost-conscious architecture—cutting page render times from 800ms to 250ms and leveraging AWS Lambda for scalable, cheaper services. Filippo has reduced change-failure rates by implementing monitoring and error tracking, and repeatedly tackled tech debt through targeted refactors and archiving strategies that improved load times by up to 80%. He’s built high-traffic backend systems (peaks ~100k daily users) for enterprise clients and led product-focused backend features like recommendation systems and upload progress workflows. Known for pragmatic engineering, he blends hands-on optimization with reliable CI/CD and infrastructure communication flows to deliver measurable operational improvements.
11 years of coding experience
9 years of employment as a software developer
Università degli Studi di PadovaBachelor's degree Informatics, Bachelor's degree Informatics at Università Ca' Foscari Venezia
Italian, English, Spanish, Dutch
Stackoverflow
103reputation
993reached
4answers
3questions
Github Skills (29)
environment-variables9
sinatra8
telegram-bot8
padrino7
bots7
api7
html6
activerecord6
ruby-on-rails6
telegram6
sql6
css6
rails6
wget6
ruby6
Programming languages (3)
Github contributions (5)
pippokairos/telegramAPI
Jul 2016 - Oct 2022
A lightweight Ruby API for Telegram Bots
Contributions:2 PRs, 5 pushes in 6 years 3 months
telegram-botapitelegram-botsbotruby
pippokairos/pippokairos
Apr 2022 - Jan 2025
Contributions:2 pushes, 1 branch in 2 years 9 months
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