Hossein Dehno is a Full Stack Software Engineer based in the UK with eight years of experience building web and cloud-native applications, currently working on Reach plc’s Public Notices Portal and the InYourArea platform. He blends a JavaScript/TypeScript-first stack with production AWS deployments and IoT-friendly tools (Docker, MQTT), having delivered centralized smart-building dashboards at ENGIE and ML-powered review moderation at Bolser. An active open-source contributor, Hossein has improved Material-UI and authored a popular React notification system (notistack) that adds stackable, customizable snackbars and transition effects. Comfortable translating product requirements into polished UX and scalable backend services, he pairs a Computer Science degree from the University of Leeds with hands-on experience shipping end-to-end features in news, enterprise, and consumer-facing products.
8 years of coding experience
4 years of employment as a software developer
High school Diploma in Mathematics, Mathematics, High school Diploma in Mathematics, Mathematics at Salam High school of Mathematics
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at University of Leeds
Highly customizable notification snackbars (toasts) that can be stacked on top of each other
Role in this project:
Front-end Developer
Contributions:4 reviews, 681 commits, 202 PRs in 4 years 3 months
Contributions summary:Hossein's primary contribution was the development of a React-based notification system within the `notistack` repository. Their work involved creating stackable snackbars and customizing their appearance and behavior, including allowing the user to customize and add actions. The user also added support for different anchor origins, custom content, transition effects, and styling. They improved the functionality of the system for various aspects like showing the content, different durations, and the styling.
Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.
Role in this project:
Front-end Developer
Contributions:7 commits, 6 PRs, 16 comments in 3 years
Contributions summary:Hossein primarily contributed to the Material UI React component library by fixing bugs, improving documentation, and adding new examples. They fixed minor typos in documentation and removed unsupported properties from the Snackbar component. The user also fixed a Next.js warning related to the document and added a Notistack example compatible with v5.x.x, demonstrating their focus on improving the user experience and component functionality.
reactmuimaterialjavascriptmaterial-design
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Hossein Dehno - Full Stack Software Engineer at Reach plc