Category: IoT
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Time-series database or plain PostgreSQL: where should IoT telemetry actually land?
How to decide whether IoT telemetry belongs in plain PostgreSQL, a partitioned Postgres, or a dedicated time-series database.
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Predictive maintenance from IoT data: when it is worth building
What predictive maintenance actually requires beyond a sensor feed: failure history, labelling, model choice, and the false-positive cost that decides…
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Choosing a connectivity protocol for an IoT fleet: LoRaWAN, cellular or Wi-Fi
LoRaWAN, NB-IoT, LTE-M or Wi-Fi: the connectivity choice for an IoT fleet depends on who controls the site, not on…
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IoT device authentication: certificates, tokens or pre-shared keys
Certificates, tokens or pre-shared keys authenticate IoT fleets differently. A practical guide to choosing based on hardware, provisioning and revocation…
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IoT fleet alerting: designing thresholds nobody switches off
Most IoT alerting problems are not sensor problems but design ones. A practical look at building fleet alert thresholds people…
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Shipping OTA updates to a device fleet without bricking it
Atomic A/B updates, automatic rollback, staged rollouts and signed firmware — the engineering decisions that keep a remote device fleet…