A few days ago I wanted to create some diagrams with Graphviz, and found out I could use d3-graphviz to render DOT files from the sofa, with my iPad. One thing led to another, and I wrote a relatively simple live editor for Graphviz, with partial autocompletion and some embedded images. You can find more details by visiting its repository.
It sounds like you are willing to endure being a manager, so long as that is useful or required in order to tackle bigger and harder problems. Nothing wrong with that! But when the music stops, it’s time to move on.
The move from Spark Summit to Spark+AI Summit to Data+AI Summit was a telltale sign: you can’t differentiate much if you are “just a Spark reseller”, regardless of how smart your team is and good your offerings are.