software development cycle

I am sure most of you have been on a holiday with a travel agent. What made it good? Some of you will say the hotel, the weather, the views, but to me, it’s always the guide. They make sure everything goes according to plan – guides work hard to ensure you get a great experience. In software development, software product managers act as guides.

Have you ever wondered how developers make sure that updates added to software don’t disrupt its functioning? Is it a complicated process, given all the complexities and interdependencies of data?