Created an extensive library of custom device drivers and smart applications for the SmartThings home automation platform. Developed over 50 device handlers supporting various IoT devices including custom sensors, lighting controls, HVAC systems, and security devices. Built smart apps for advanced automation scenarios, energy monitoring, and device health tracking. Notable projects include a universal Z-Wave device driver, weather-based automation app, and a comprehensive device dashboard. These contributions served the SmartThings community with thousands of installations and helped users integrate previously unsupported devices into their smart home ecosystems.