Portfolio
Selected implementations across industries.
Solar Energy Monitoring System
Web dashboard for monitoring a 10 kWp solar installation — RPi4, Venus OS, Victron SmartSolar MPPT, InfluxDB, Grafana, SMS alerts. 3-year data history, < 2s read latency.
Case study →Tuya Device Management Dashboard for Distributor
Central control panel for 200+ smart home devices for a distributor — Flask, Tuya Cloud API, 90-day event history, bulk scene control, CSV export.
Case study →Subscription Platform with Solana Pay
Subscription system for a content site — Laravel 11, on-chain USDC payment verification via Helius RPC, Filament CMS, automatic activation in < 30s.
Case study →E-commerce Store with Automated Dropshipping
WooCommerce with a custom XML importer for a dropshipping supplier — 2,700 SKUs, 6h sync, automatic margins, FastCGI cache. Import time < 5 min, page load < 1s.
Case study →Network Management System (NMS) for ISP
Admin panel for a local ISP — MikroTik rule management via RouterOS API, LAN/WAN topology visualisation, ICMP monitoring. MTTR reduced by 40%.
Case study →Industrial Embedded Data Logger (ESP32 + Modbus RTU)
Modbus RTU→MQTT gateway on ESP32 with FreeRTOS — industrial sensor data, SD card storage, Grafana dashboard. 99.7% uptime over 12 months, zero data loss on WiFi outages.
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