Making a change on a big system shouldn’t be done just to appease the present needs, it should also create a new future.
How we changed from office to work from home company with shortened list of what worked for us. How not to lose company culture, not feel isolated etc.
You have a new guy in the Dev Team, which is great, but if the guy is still “new” after one year then you can find yourself in the “we learned nothing” problem.
About transformation of your BSS stack. Should it be delivered as a Big-Bang project and
how to approach transformation?