This is more like a how to be a startup hipster in your spare time- guide. Just missing tips like where to order your single estate coffee for your hacker space.
Managing to juggle two demanding jobs at once is very difficult and what tools you use are pretty irrelevant.
Even the start-up sounds like a joke. Just a bunch of semi-insightful metrics on a flat dashboard...ugh...er, I mean, yeah there's definitely a market for that.
I think "engineers" get more giddy about the tools than the job at hand. It doesn't matter what server configuration you have or what language you used if you don't have revenue.