Fabrizio Caldarelli is a seasoned software developer with 11+ years of experience building web, desktop, mobile and embedded systems from Rome. He works across the full stack—React Native, Flutter, native iOS/Android, Java Spring Boot, Node/NestJS and PHP frameworks—while also developing desktop C/C++ and C# solutions and managing MySQL, Oracle, Postgres and SQLite databases. His portfolio emphasizes enterprise management software for accounting, finance, construction and publishing, plus CMS, APIs and mobile clients designed with strong attention to UX. He has contributed to the popular Yii2 PHP framework, fixing bugs and adding tests to improve maintainability and component reliability. Comfortable with low-level programming and resource-constrained systems, he also experiments with Arduino and Raspberry Pi telecontrol and sensing projects in his spare time. This blend of pragmatic backend engineering, cross-platform mobile delivery and embedded tinkering makes him a versatile developer for projects that span devices and infrastructure.
Yii 2: The Fast, Secure and Professional PHP Framework
Role in this project:
Back-end Developer & QA Engineer
Contributions:6 commits, 4 PRs, 117 comments in 8 days
Contributions summary:Fabrizio primarily contributed to improving the Yii2 framework by fixing bugs and adding tests. Their work focused on resolving an issue related to the "has-error" class within the ActiveField component. They also wrote and integrated tests to validate the correct application of this class in tabular input scenarios. Furthermore, the user updated code by switching from BaseHtml to Html, suggesting a focus on code maintainability and best practices.
Contributions:1 release, 1 PR, 2 pushes in 6 years 9 months
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