Rafael Cesar
Backend Engineer at Avenue Code
São Paulo, Brazil
Summary
👤
Senior🎓
Top SchoolRafael Cesar is a seasoned backend engineer based in São Paulo with 12 years of professional experience and a total of 18 years building web solutions, blending deep front-end roots with modern backend practices. He has shipped production systems across fintech, e‑commerce, and media—most recently building NestJS, Docker and Prisma-backed services at Avenue Code after leading web platform and B2B work at Scalable Capital. Strong in performance, responsiveness and page-speed optimization, he pairs JavaScript/TypeScript expertise (Node, React) with practical infra skills including AWS ECS, Terraform, Nginx and observability via Datadog. Rafael is comfortable across the stack: authoring tests and CI/CD pipelines, generating dynamic documents and charts (D3, Python/WeasyPrint), and tuning server caching for real-world traffic. Experienced in Agile/Scrum, he also brings a history of solving legacy modernization problems—rewriting pages, adding caching and introducing test suites—to improve reliability and delivery speed. Colleagues value his pragmatic blend of front-end sensibility and backend rigor that consistently improves user experience and operational stability.
12 years of coding experience
17 years of employment as a software developer
Associate Degree in Systems Analysis and Development, Technology, Associate Degree in Systems Analysis and Development, Technology at Unicsul
Portuguese, English
Github Skills (18)
viewer10
har10
editor9
microsoft9
electron9
visual-studio-code9
vscode-extension9
typescript9
visual-studio9
vscode9
npm-package7
macos6
nodejs6
npm6
microsoft-exchange5
Programming languages (2)
Github contributions (5)
rafacesar/action-package
Jun 2020 - Mar 2025
Contributions:1 release, 2 PRs, 17 pushes in 4 years 9 months
rafacesar/simplehar
Apr 2014 - Mar 2016
Contributions:269 commits, 2 pushes, 2 branches in 1 year 11 months
macosviewerelectronhar
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