class Alex : Human {
    public:
    // Programming
    std::vector<std::string> projects{ "ESP32", "ShellBot" };
    std::vector<std::string> favorite_languages{ "C/C++", "Swift", "Bash" };
    // Skills and experience
    std::vector<std::string> skills{ "WebSocket", "WebRTC", "TCP/IP", "REST",
                                     "Bluetooth", "BLE", "Protocol Buffers",
                                     "Apple MFI", "UIKit", "GCD", "CoreData",
                                     "Cocoapods", "Alamofire", "AVFoundation",
                                     "MVC", "MVVM", "CoreLocation", "MapKit"};
};