Daniel Friesen
Full-Stack Web Developer, Cross-Platform Mobile Developer, System Administrator
Surrey, British Columbia, Canada
Summary
🤩
RockstarDaniel Friesen is a versatile full-stack web and cross-platform mobile developer with 17 years of hands-on experience, currently building client projects through Redwerks from Surrey, BC. He specializes in React and TypeScript-driven applications, values strongly typed code, UX, internationalization, and accessibility, and pairs that front-end focus with system administration skills. A polyglot engineer, he contributes to open-source projects ranging from TypeScript typings in DefinitelyTyped to React Native document pickers and NestJS access control, demonstrating both mobile and backend expertise. His work on libraries like react-native-document-picker and contributions to a Facebook Node SDK show practical improvements for cross-platform interoperability and API versioning. Comfortable refactoring legacy code and introducing generics for extensibility, he often joins existing teams to add React and web development leadership rather than starting from scratch. Colleagues benefit from his pragmatic blend of product-minded frontend craft and low-level systems know-how.
17 years of coding experience
English, Japanese
Stackoverflow
335reputation
12kreached
5answers
3questions
Github Skills (52)
simulation10
api-rest10
javascript10
ios10
react-native10
mobile-development10
simulator10
apidoc10
api-design10
restful-api10
testing10
permission10
simulations10
facebook-graph-api10
typescript10
Programming languages (29)
Github contributions (5)
node-facebook/facebook-node-sdk
Sep 2015 - Apr 2018
Modeled from the (Facebook Javascript SDK), now with the facebook-node-sdk you can now easily write the same code and share between your server (nodejs) and the client (Facebook Javascript SDK).
Role in this project:
Back-end Developer & UI Designer
Back-end Developer & UI DesignerContributions:178 commits, 142 PRs, 67 pushes in 2 years 6 months
Contributions summary:Daniel contributed to the Facebook Node SDK by implementing a "beta" option, which involved modifying the API paths and updating test configurations to support the change. Their work also involved refactoring the code to use a different testing library and improving existing tests to enhance the module's functionality. Moreover, they have added features for API testing to include batch requests, posting, and authorization methods. The user also implemented enhancements to support file uploads and added a version option to control API versioning.
javascriptnodejsfacebookapisdk
react-native-documents/document-picker
Oct 2017 - Jul 2018
Document Picker and Viewer for React Native
Role in this project:Mobile Developer (Android/iOS)
Mobile Developer (Android/iOS)Contributions:37 commits, 8 PRs, 8 pushes in 9 months
Contributions summary:Daniel primarily focused on refactoring and enhancing the `react-native-documents/document-picker` library. They migrated from deprecated methods to promises, refactored class and file names for improved code structure, and implemented significant changes to support both Android and iOS platforms. Key contributions include adapting the library to use the `ACTION_GET_CONTENT` intent, refactoring the code to align with current best practices, and adding multiple selection support.
react-nativedocument-pickeriosandroid
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