Guilherme Fernandes
Tech Lead at Quantica
São Paulo, Brazil
Summary
👤
Senior🎓
Top SchoolGuilherme Fernandes is a hands-on tech lead and full-stack engineer in São Paulo with about 12 years of experience building scalable web applications. He currently leads multiple teams at Quantica and Outpost Partners while steering the Savings Collaborative as Tech Lead, developing three interconnected applications and implementing dashboards with Metabase. His expertise spans TypeScript, JavaScript, PHP, React, Node.js, Express, MySQL, Ruby on Rails, and Java, and he leverages AWS services (EC2, RDS, S3, CloudFront, Beanstalk, Lightsail) to deploy robust distributed systems. He excels at translating product goals into maintainable code, evidenced by modernizing backend architectures and driving data-driven decision support for project status and user analytics. An active contributor to social-impact tech since 2016 (Evoke, HerMoney, Savings Collaborative), he combines technical leadership with clear, assertive communication. Based in São Paulo, Guilherme blends startup agility with nonprofit impact to deliver reliable software that scales with organizational needs.
13 years of coding experience
9 years of employment as a software developer
Bachelor, Information Systems, Bachelor, Information Systems at University of São PauloInstituto Federal de Educação, Ciência e Tecnologia de São Paulo
Portuguese, English, Spanish
Github Skills (3)
ruby-on-rails2
rails2
ruby2
Github contributions (5)
Guihrmsfo/restrot
Sep 2016 - Nov 2016
Contributions:89 PRs, 137 pushes, 66 branches in 2 months
FuiOrganization/ruby_backend
Sep 2017 - Dec 2017
Contributions:33 PRs, 83 pushes, 28 branches in 2 months
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