Smartphone Apps

Photo/Video SNS apps [iOS, Android]
Music apps [iOS, Android]
Game apps [iOS, Android]
Educational apps [iOS, Android]
Book apps [iOS, Android]
Many others

Websites

Corporate portal sites
[CakePHP, responsive design]
E-commerce sites
[WordPress, Welcart plugin]
Web application production
Frontend: HTML5, jQuery, Vue.js, CSS3, Bootstrap
Backend:
PHP: Symfony, CakePHP, WordPress
Python: Django
Many others

Systems and Software

Inventory management systems
[Windows standalone]
Sales management systems
[Web systems]
Credit card payment management systems
[Web systems]
Reservation systems
[Web systems]
Many others