Picture this: a billing system spits out discounts nobody can explain. Rewrite it? Nah. That's rookie panic. The Darwin way? Test, observe, evolve.
Clean code isn't a buzzword; it's survival gear for developers drowning in legacy nightmares. Robert C. Martin's rules still cut through the chaos like a hot knife.
Mid-level devs: your private code commits aren't cutting it anymore. Open source with Jakarta EE turns invisible effort into career rocket fuel, backed by GitHub's own hiring data.
GitHub's 2024 data shows solo repos with AI tools grew 45%—some outputting code volumes rivaling 5-person teams. The work's doable alone now. Discovery? That's the grind.