Matheus Castiglioni
Senior Software Engineer at Lemon.io
São Paulo, Brazil
Summary
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Rockstar🎓
Top SchoolMatheus Castiglioni is a Senior Software Engineer with 11 years of experience building and leading engineering teams across fast-paced, adaptive environments from São Paulo. He has progressed through hands-on roles from software engineer to tech lead, principal and staff engineer, repeatedly becoming a technical reference and leaving maintainable legacies that helped companies meet their goals. His expertise spans software architecture and design across backend, frontend and mobile, and he frequently mentors engineers and shapes team structure. Matheus contributes to notable open-source projects like Backstage, where he improved GitHub scaffolding behavior and added tests to strengthen CI workflows—an indicator of his attention to developer experience and reliability. Comfortable operating both as a maker and a leader, he balances pragmatic engineering with long-term architectural thinking. He’s also a content-creating tech enthusiast and gamer, signaling a curiosity that drives continual learning.
11 years of coding experience
9 years of employment as a software developer
High School School, High School School at Analia de Almeida BuenoComputer Technical Technology, Computer Technical Technology at Cegep Educação ProfissionalNorth Paraná University
Portuguese, English
Stackoverflow
1reputation
0reached
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Github Skills (9)
scaffolding10
backstage10
github-ci10
backend10
githubaction-workflow10
typescript-types9
testing9
typescript9
typescripts9
Programming languages (11)
Github contributions (5)
backstage/backstage
Dec 2021 - May 2024
Backstage is an open framework for building developer portals
Role in this project:
Backend Developer
Backend DeveloperContributions:2 reviews, 1 PR, 2 comments in 2 years 5 months
Contributions summary:Matheus primarily contributed to the `scaffolder-backend-module-github` plugin, focusing on enhancing the GitHub pull request functionality. Their work involved adding features to override the default author commit for GitHub pull requests and correcting the author implementation. The user also addressed configuration inconsistencies and added tests to validate these changes. These changes improve the capabilities of the scaffolding backend to interact with GitHub.
portalsinfrastructureopen-platformdxbackstage
mahenrique94/curso-alura-arquitetura-css
Apr 2019 - Jun 2019
Contributions:5 commits, 4 pushes, 1 branch in 1 month
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