Hardware & CleanTechActive· 2018 - Present
Local-First Smart Home & Ambient Automations
Privacy-respecting IoT architecture, Zigbee/Z-Wave mesh networks, and localized logic controllers
Role: Systems Architect & Hardware Integrator
Executive Overview
Most consumer smart devices mandate persistent internet connectivity, posing security and reliability risks when internet services fail. This setup enforces complete local control with zero telemetry leakage.
The Solution & Architecture
Deployed an on-premise Home Assistant hub interfacing with flash-modified ESP32 microcontrollers and a local Zigbee coordinator, executing automations in sub-50ms latency.
Key Technical & Operational Highlights
Built resilient local Zigbee and ESPHome sensor mesh networks covering multiple zones
Configured local presence detection, automated load shedding, and smart HVAC triggers
Preserved 100% data privacy with on-premise Home Assistant servers and encrypted backups
Impact & Outcomes
Guaranteed continuous automation uptime even during external ISP outages
Reduced monthly residential electrical consumption through automated HVAC and load triggers
Technologies & Tools
Home AssistantESPHomeZigbee / Z-WaveMQTTESP32 / ESP8266Raspberry PiGrafana