This post is a masterpiece analysis of Stripe as a business and company (the culture). It might drive ideas for running your business and taking it to the next level (e.g., see "Detail and delight" section).
"Technical Debt is far from being an evil demon looking to cause you problems, you’re a willing collaborator! However, not so with Technical Debt’s twin, Dark Debt […] The effects of Dark Debt are complex system failures; anomalies that just were not predicted when a system was placed into production." -- Russ Miles shares why concepts such as Choas Engineering and LFI are critical to organizations building complex software. You can uncover your Dark Debt only in production.
"[A]nother classic trap that impedes personal growth is endlessly playing self-made movies in your mind and believing in those plots. [...] Instead of replaying, write down what you want to say, and close the book until you’re about to meet that person. If you feel it is urgent, find a way to get it over with. Call that person on the phone, or slack them. Clarify your assumptions. Talk to others about what you’re thinking. By replaying what you’re going to say, again and again, in your mind, you’re just taxing your brain. Don’t do it." -- Subbu Allamaraju with an important lesson we should all remember. Did we try to make a change, or do we assume we cannot?
"Docs were considered everybody’s problem, but nobody’s job. [...] Just like how testing became a norm accepted by most engineers today, so can documentation." -- Nik Begley offers a few strategies that big companies apply to improve their documentation habits and artifacts. Hiring technical writers and conducting DocDays can make some big push that is worth trying.
I highly recommend everyone to read Jules Walter's post as his tips apply to everyone who wants to build better products. You can also leverage that to build internal tools and products in your company or launch side projects in your free time.
Use Eiso Kant's topics to judge where you stand on each one and where you want to be in the next 6-18 months. In some areas, you need to move on the spectrum. In others, you need to work on your skills so you'll be able to fit the situation. Like every type of categorization, use it lightly for self-assessment.