Writing code since I can reach a keyboard. I do development and have spent many years designing, architecting and writing code. From websites to corporate apps that take more than one data centre to run.
But I have been heading down the corporate ladder - into InfoSec, ISO27001, PCI, desktop IT, data centre design and build, DC consolidation, virtualisation, containerisation, cabling, firewalls, routers, system and application monitoring, DBA, UPS power and thermal design and build, IP connectivity, email, collaboration, domains, SSL, hardware security modules (HSM), crypto and key management, phone systems, mobiles, bloody printers!, HR - interviewing hiring and firing, line manager duties, ...