We built a lead qualification and sales coaching plug-in for a CRM, the thing has a lot of personality. IMO it was a project conceived to automate sales that ended up automating sales coaching.
From there I've done a fair bit of red teaming customer-facing chatbots, then helped save some stuck projects because these approaches to problem solving are so new.
Something that was really satisfying was a project to introduce natural language queries to a ridiculous array of internal corporate databases without sending private data out of the network. That thing is like an extremely boring corporate Jarvis.
I have absolutely zero traditional "AI" skill set, but I guess there's a lot of room downstream for implementation engineering.
It's actually a really fun problem so long as you're burning up tokens on someone else's api key