Recover Deleted iPhone Media

My iPhone photos and videos were deleted by mistake and I must get them back. Unfortunately, I never kept an iCloud or iTunes/Finder backup, and although I have used the phone a little since the deletion, it has been only minimal... (Budget: ₹1500 - ₹12500 INR, Jobs: Data Recovery, iOS, iOS Development, iPhone, Mobile App Development, Objective C, Software Development, Technical Support)