April 18, 2026
One seat plan — single source of truth on a chaotic floor
Startups multiply seat-plan copies until nobody trusts the floor — with workstations and assets already in inventory, I put one live map in front of ops and management.
Engineering notes
Purpose-first notes on internal systems, Rails, and operational visibility.
April 11, 2026
Turn inventory age into a refresh plan
IT cannot predict every failure — with assignments, issue logs, and returns already in inventory, I turned that history into model lifespan baselines and proactive refresh planning.
April 4, 2026
Follow the failure past the Rails exception
A sudden ConnectionNotEstablished on a healthy app is often capacity, not config — check the disk, free space carefully, then prevent the next fill.
March 28, 2026
Weight WAN load balancing to match link capacity
Equal WAN weights look fair and still overload the slow link — set weights from capacity, then trust the traffic graph.
March 21, 2026
Block domains at DNS — infrastructure defense in depth
Endpoint tools help, but if DNS still returns a real IP, clients get a path — block at the resolver they already trust, and stay honest about bypasses.
March 14, 2026
Prep a CCTV VLAN before the cameras arrive
Cameras on the office LAN look simple until risk and install day catch up — separate them first, prove the path, keep the design small.