At my previous job I was given permission to fully rewrite the call centre script/tooling used by sales agents. I also came from that team, and took a quick detour to the data team before finally landing in a development role. Giving me a full understanding of not only the agents needs and wants, but the limits on data being fed into this system. The resulting page loaded 10 times faster than what it replaced, which…
MS spent x months to build y, here it is in 3 days. etc. etc.
People do not realise how fast development and software can be if you design with those priorities. It's orders of magnitude.