public class ZionChua implements Engineer {

    private final String role      = "Programmer";
    private final String education = "BS Computer Science, Arellano University";
    private final String focus[]   = {"Backend Architecture", "Database Optimization", "Application Security"};
    private final String stack[]   = {"Java", "PHP", "Laravel", "MySQL", "Tailwind CSS"};

    @Override
    public Solution solve(Problem problem) {
        Requirements req = analyze(problem.businessNeeds());
        Design design    = architect(req).withSecurityBuiltIn();   // 🔐 security by default
        Code code        = build(design).optimizeQueries();        // ⚡ performance matters
        return test(code).validateInputs().ship();                 // ✅ ship it reliably
    }

    public String funFact() {
        return "I can debug a POS system remotely AND fix the network it runs on 😄";
    }
}