Case studies

Short write-ups of technology work: what the problem was, what was tried, what went wrong and what I would do again.

Case Study: Rescuing an End-of-Life WordPress Server (Debian 9 to Debian 12) and Adding HTTPS

How a five-year-old WordPress server on end-of-life Debian 9 was rebuilt on Debian 12 with HTTPS, a new server and the same IP address, and how the old servers were retired.

Cloud infrastructure · WordPress · Linux · October 2026

From inherited code to a documented, tested, load-tuned system in about five weeks

One engineer, two inherited legacy PHP applications and no handover: how documentation, tests and a load-tuned configuration came out of a single conversation.

AI-assisted engineering · Legacy systems · Testing

More case studies to come. For my full background, see my resume.