>>22613using web technologies?
frontend: (progressive web apps) GUI development cross platform Desktop, laptops, mobile, phablet, smarttech (watches) et al. languages: html, css, javascript.
backend: building custom systems & customizing / using pre-built systems. user logins authentication. socket connection security (https), information storage retrieval manipulation. languages: nodejs, php, mysql, neu neu, c, python. os: unix (solaris), linux, windows (server).