As a senior guy who's been programming a long time, I honestly don't know what I'd pick in answer to this question. Partly because I've done loads of cool (and no so cool) things over the years and partly because I don't have the best memory in the world. How do you decide which past accomplishment is worthy of a 30 minute conversation? Usually what comes to mind when asked this question are simply the most recent th…
I've been a pro for nearly 15 years and the project that I'm most proud of was something i did as an undergrad. Now I'm sad.
But, like you, what does that say about the next 15 years of my career? I'm a waaaaay better developer than I was at the end of my first job.