Its not really possible to tell from your post on how technically competent you are. You could be very technically competent and dealing with insecure engineers

Its not really possible to tell from your post on how technically competent you are. You could be very technically competent and dealing with insecure engineers who will try to find any hole regardless of whether its correct or not in the hopes of making themselves look smart, OR you could be dealing with people that have experience and are trying to guide you into the right direction and you are being too defensive about.