ARCHbartosz@archengineering.dev:~/blog

ls -la ./blog/

Blog

Notes on IoT fleets, telemetry pipelines, cloud infrastructure and applied AI, written from the engineering side by Bartosz Szczepanik.

# 1 posts · newest first

Updating firmware on fifty thousand ESP32s without bricking any

Over-the-air updates for a large ESP32 fleet: partition layout and rollback, signed images, staged rollouts and the cost of sending a megabyte to every device.

tail -f ./blog — more posts soon