Programming of a smartphone-optimized PWA (2 sites only / incl. counter logic)

Hi there, we are looking for a professional for developing a PWA (we'll provide a Webflow protoype) with the following requirements: ⁃ programming of a smartphone-optimized PWA + admin environment purpose of the PWA: ⁃ digital sticker collection card with which user is able to collect up to 10 stickers/points ⁃ user need no app, no signup/login or any kind of authentification - the user is just directed to the PWA triggered by NFC tag or QR-code ⁃ to authentify a user, the PWA should read out an unambigous device ID (UUID) (GDPA & LEGAL APPROVED METHOD ONLY) ⁃ the visit-counter in the background should be configurable (e.g. normally every scan is counted as one, but on e.g. sundays it is counted as two,...) ⁃ after an user (device ID) has 10 sticker it should start from 0 again ⁃ PWA should be developed for all casual mobile devices admin environment: ⁃ it should be possible to copy and paste the PWA for other use cases in an easy manner (no programming skills) ⁃ it should be possible to adapt colours and textes in an easy manner (no programming skills) ⁃ it should be possible to exchange the logos and sticker images in an easy manner (no programming skills) - it should be possible to configure the visit-counter (no programming skills) Many thanks in advance & best!