Application for management of an ship equipment stock.

Job ID: 30669241

Budget: $750 – $1,500 USD

I need an app with the folowing features:
- A menu where I can add and edit data. Should have the folowing fields:
Equipment Name, Manufacturer, Model, Serial Number, Install Date, PartNumber, Manual (an hyperlink), Hours used, QRCode, Comments, Category1, Category2, Category3, Observations)
- Must generate a QR code that can be be sent by email. When this QR code is scanned, It shows the equipment relative to it.
- A category search, going from Category 1 to 3. E.g. Propulsion (show all equipments in category 1 named "Propulsion"), Main Engine (show all category 2 named "Main Engine", and so on)
- A custom search that searches in Equipment Name, Serial Number and partNumber for any word given.
- All data must be saved in an remote database and in a local database. When someone else changes the data remotly, it should checks if the remote data is newer or older than the local data and make the correct choice of overriding or sending it.
- An Login system that has 2 kind of levels, one admin account where it can edit and delete everything and a guest account that can only read data.