The fun part for me was coming up with ideas for new things, then architecting those things, creating the high level systems to implement them, and iterating on

The fun part for me was coming up with ideas for new things, then architecting those things, creating the high level systems to implement them, and iterating on them to make them better. Figuring out why some test harness wasn't mocking some random thing correctly, remembering which api call had which syntax, or just writing a bajillion almost-boilerplate endpoints was always drudgery and I'm glad to be rid of it.