(2) Since the application will developed my multiple people, I can avoid the part of application which deals in interest based communications. Is that also lawful?
بسم الله الرحمن الرحيم
(Fatwa: 996/783/D=08/1435)
Insurance company is based on gambling and interest so it is not lawful to support it in any way. Though you will not write interest calculation but you will be intermediary by providing source/channel to the customer; so you should save yourself from it.
Allah knows Best!
Darul Ifta,
Darul Uloom Deoband
