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August 24, 2026

A Cloud-Free Smart Home: How My System Works

The architecture behind the fully local, cloud-free smart home system I’ve been building since 2019: the hardware I use, the system diagram, and the automation logic — so others can build one too.

Smart HomeHome AssistantRaspberry PiLocal Control

June 24, 2026

From Moisture Sensor to Pump: a Maker’s Fully Automatic Smart Plant-Watering System

The parts, wiring logic, software, and safety mechanisms behind the automatic plant-watering system I built with an ESP32-S3 and Home Assistant — 5 moisture sensors and 3 peristaltic pumps.

ESP32-S3ESPHomeHome AssistantAutomation

April 13, 2026

The Moon Wall Lamp: An ESPHome Project Built on Real Astronomy

The hardware and software behind my smart moon lamp — a Wemos D1 Mini (ESP8266) driving a 220-LED WS2812B ring, calculating the real moon phase and its parallactic tilt live.

ESPHomeESP8266WS2812BEmbedded Systems

April 15, 2017

Persuasion and Presentation

Six core principles of persuasion from Robert B. Cialdini’s Influence — practical in business relationships and presentations.

CareerPersuasionPresentation