Rafael D
Mexico, Brazil
Summary
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SeniorRafael D is a QA Engineer and full-stack practitioner with 9 years of experience blending software development, QA leadership, and a Fine Arts background to craft elegant, reliable products. He has built QA departments and automation frameworks that boosted coverage and doubled test execution speed, while also shipping full-stack features and tooling that halved underwriting time and eliminated production regressions. Comfortable across JavaScript, Node.js, Python, React, databases, and GCP, he also contributes backend fixes to prominent open-source projects like Spring Security, improving OAuth2 handling and modernizing build tooling. Known for creativity, fast learning, and cross-functional communication, he pairs designer sensibilities with pragmatic engineering to deliver scalable, well-documented systems. Based in New York, he champions daily incremental contributions—“one PR a day”—to keep legacy systems healthy.
9 years of coding experience
Github Skills (13)
javas10
oauth10
springframework10
java10
spring-boot10
security10
api-design9
restful-api9
gradlew9
gradle9
rest-api9
api-rest9
testing8
Programming languages (3)
Github contributions (5)
spring-projects/spring-security
Nov 2018 - Jan 2019
Spring Security
Role in this project:
Back-end Developer
Back-end DeveloperContributions:19 commits, 12 PRs, 53 comments in 1 month
Contributions summary:Rafael primarily contributed to Spring Security by addressing bugs and improving the codebase. They updated dependencies, such as upgrading the Spring Boot version. Key contributions include enhancements to OAuth2, including handling multiple attribute types in OAuth2 access token responses and ensuring the token response extraction handles 2xx HTTP status codes. The user also refactored Gradle tasks and removed legacy servlet support.
spring-bootspring-frameworksecurityframeworkspring
raphaelDL/spring-security
Nov 2018 - Mar 2019
Spring Security
Contributions:65 pushes, 11 branches in 4 months
spring-bootsecurityspringjavaspring-security
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