Sam Bellen
Principal Developer Advocate
Hasselt, Limburg, Belgium
Summary
🤩
Rockstar🎓
Top SchoolSam Bellen is a Principal Developer Advocate at Auth0 by Okta with 11 years of experience specializing in identity, security, and web technologies. A Google Developer Expert across multiple domains (Web, Security, Privacy, Payments, Identity), he translates complex authentication topics into clear guidance on stage and in code. He blends hands-on engineering—contributing to projects like angular2-jwt and a JWT troubleshooting site—with developer relations, improving client-side token handling and test reliability. Based in Hasselt, Belgium, Sam has a history of moving between full-stack and front-end roles at startups and consultancies, which gives him practical empathy for developer workflows. Beyond talks and docs, he focuses on production-grade developer tooling and subtle UX details that make secure integrations less painful.
11 years of coding experience
10 years of employment as a software developer
Interactive multimedia design, Interactive multimedia design at Thomas More-hogeschool
Dutch, English, French, Italian
Stackoverflow
46reputation
3kreached
2answers
0questions
Github Skills (24)
http-interceptor10
javascript10
jes10
testing10
authentication10
typescript10
user-authentication10
front-end-development10
typescript-types10
jtest10
jwt10
typescripts10
angular10
code-optimization9
rxjs9
Programming languages (8)
Github contributions (5)
auth0/angular2-jwt
Apr 2020 - Sep 2022
Helper library for handling JWTs in Angular apps
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:4 releases, 2 reviews, 78 commits in 2 years 5 months
Contributions summary:Sam primarily focused on enhancing the functionality and maintainability of the `angular2-jwt` library. They implemented features to improve domain whitelisting and route blacklisting, ensuring correct token handling across different protocols and port configurations. Additionally, the user updated and expanded test cases, demonstrating a commitment to code quality and thoroughness in the library. These efforts involved modification of core interceptor logic, and test suite enhancements.
jwtsauthenticationdx-sdkhelper-libraryhandling
jsonwebtoken/jsonwebtoken.github.io
Oct 2018 - Dec 2022
Developer-centric site to create awareness of JWTs and troubleshoot them.
Role in this project:Front-end Developer
Front-end DeveloperContributions:50 reviews, 268 commits, 178 PRs in 4 years 2 months
Contributions summary:Sam primarily contributed to the front-end aspects of the project. They focused on improving test performance by increasing timeouts and merging master. Their work involved modifying the editor component, including throttling editor changes and fixing issues related to throttling. They also addressed test failures related to editor throttling, indicating an effort to stabilize and maintain the application's functionality.
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