ESP32 / Arduino
Wiring an ESP32 to AWS IoT Core with X.509 certificates
From flashing firmware to the first MQTT message: certs, policies and the gotchas that cost me a weekend.
· 9 min read
Blog
Every article on Salesforce, AWS IoT Core, ESP32 / Arduino, AI and small-scale electronics manufacturing.
Salesforce
Salesforce as the brain of a micro-factory
Work orders, BOMs and serial tracking on the Salesforce platform for a two-person electronics shop.
· 12 min read
AWS IoT
Device Shadows to Platform Events: a bridge pattern
Keeping device state in AWS and business state in Salesforce without writing a sync monster.
· 8 min read
AI
Letting an LLM triage failed board tests
Feeding test-jig logs to a model and turning the answer into a Salesforce case automatically.
· 7 min read
Manufacturing
A tiny SMT line on a startup budget
Pick-and-place, reflow and inspection: what I bought, what I built and what I regret.
· 11 min read
Salesforce
Architect notes: Flow vs Apex for IoT events
Where declarative tools shine and where you should just write the trigger.
· 6 min read
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