Rangel Reale
Senior Software Engineer at Sibros
São Paulo, Brazil
Summary
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Rockstar🎓
Top SchoolRangel Reale is a Senior Software Engineer based in São Paulo with 15 years of professional experience and a 25-year background in development, architecture and technical leadership, including a stint as CTO and co-founder of a VC-funded startup. He blends systems-level C++ expertise with modern Go backend engineering, demonstrated by contributions to notable open-source projects like mockery (adding flexible replace-type handling and caching) and POCO. Rangel has a strong focus on quality and automation—improving test suites and coverage for libraries such as colander—and practical experience implementing OAuth2 flows and JWT samples. His maths-and-computing degree underpins a pragmatic, performance-oriented approach to networking, databases and multi-threaded systems. Colleagues can expect a hands-on engineer who moves between deep low-level fixes and developer productivity improvements with equal facility.
15 years of coding experience
7 years of employment as a software developer
Bacharel, Matemática e Computação, Bacharel, Matemática e Computação at Centro Universitário Fundação Santo André
Portuguese, English, Spanish, Japanese
Stackoverflow
698reputation
55kreached
8answers
3questions
Github Skills (53)
text-generation10
data-generation10
json10
api-rest10
music-generation10
authorizations10
c-language10
sqlite10
python10
validations10
api-design10
restful-api10
testing10
configuration-management10
avatar-generation10
Programming languages (16)
Github contributions (5)
openshift/osin
Sep 2013 - Jul 2018
Golang OAuth2 server library
Role in this project:
Back-end Developer
Back-end DeveloperContributions:105 commits, 62 PRs, 59 pushes in 4 years 11 months
Contributions summary:Rangel's primary contribution involves adding examples to the Golang OAuth2 server library. They implemented various endpoints including authorization, token, and information. The code changes demonstrate a deep understanding of OAuth2 protocol and its different flows such as authorization code, implicit, password, and client credentials. The commits show implementation of JWT token generation sample, and fixing example paths for local source files.
golangoauth2-serveroauth2server-libraryoauth2-client
vektra/mockery
Feb 2023 - Jan 2025
A mock code autogenerator for Go
Role in this project:Back-end Developer & Automation Engineer
Back-end Developer & Automation EngineerContributions:3 reviews, 6 PRs, 25 comments in 1 year 11 months
Contributions summary:Rangel contributed to the `mockery` project, a Go code autogenerator. Their primary contribution involved adding a `replace-type` parameter and related functionality, indicating a focus on enhancing the tool's flexibility and customization options. They made changes to the core generator logic, test files, and configuration files. Further, they added tests to improve test coverage and maintainability. The user also implemented flag testing as well as a caching mechanism for replace types.
golangstretchrgenerationtestinggo
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