iot

Edge AI for industrial: Jetson, YOLO, and the real cost of leaving the cloud

Edge AI sounds like a way to save on cloud inference bills. In practice, it usually is not. The right reasons to go to the edge are latency, privacy, and bandwidth, in that order, and if your reason is not one of those three, stay in the cloud.

6 min read

Time-series at energy scale: TimescaleDB, InfluxDB, or ClickHouse?

Pick wrong and your data layer will crack at exactly the moment your fleet is interesting. The three credible options for energy and IoT time-series in 2026 are TimescaleDB, InfluxDB, and ClickHouse. Each is excellent for a slightly different shape of workload.

5 min read

LoRaWAN, NB-IoT, Cat-M1: a 2026 connectivity decision tree

Picking your connectivity is picking your unit economics, and you only get to do it cheaply once. Here is the decision tree I would hand a founder shipping their first ten thousand devices in 2026, with the Polish coverage reality that most guides get wrong.

5 min read

EMS architecture: when local control beats the cloud round trip

An EMS that round-trips every decision through the cloud is going to disappoint someone, eventually, in a way that costs real money. The right split between edge and cloud is a latency budget question, and once you frame it that way the architecture writes itself.

8 min read

MQTT at fleet scale: what a few thousand IoT devices and one bad Postgres password taught us

A misconfigured Postgres credential turned an ordinary EMQX cluster into a 50,000-connection-attempt-per-minute self-DDoS. Here is what we changed about authentication, observability, and runbook design after that night.

7 min read

IoT connectivity

This blog post is an addition to the YouTube video above. I'm describing different connectivity types that you can use

5 min read

State of the Internet of Things

What is IoT? IoT or Internet of Things is a broad term, which was coined over a decade ago by Kevin Ashton.

3 min read