Hi, our team just released a Kotlin multiplatform project to help big institutions like universities opening their campus again in a controlled way after COVID-19 lockdowns. You might also use this project as easy reference implementation how to use Ktor on the backend (including MongoDB Kotlin-wrappers and LDAP support) and Kotlin/JS with React and Material-UI (mobile optimized, localize-friendly and nice looking admin dashboards) on the frontend K❤️
https://github.com/studo-app/campus-qr
Feedback (and PRs) are welcome :)